{"id":71456,"date":"2026-05-20T12:05:00","date_gmt":"2026-05-20T12:05:00","guid":{"rendered":"https:\/\/medsbase.com\/adipotide-ftpp\/"},"modified":"2026-05-21T07:14:08","modified_gmt":"2026-05-21T07:14:08","slug":"adipotide-ftpp","status":"publish","type":"product","link":"https:\/\/medsbase.com\/cs\/product\/adipotide-ftpp\/","title":{"rendered":"Adipotid (FTPP \u2014 tukov\u011b c\u00edlen\u00fd proapoptotick\u00fd peptid)"},"content":{"rendered":"<p><!-- medsbase-tldr-answer --><\/p>\n<div style=\"background: #fff8e1; border-left: 4px solid #f5a623; padding: 18px 22px; margin: 18px 0; border-radius: 4px;\">\n<h3 style=\"margin: 0 0 8px 0; font-size: 16px; color: #1a4a6b;\">Rychl\u00e1 odpov\u011b\u010f \u2014 Co je Adipotide (FTPP)?<\/h3>\n<p style=\"margin: 0;\"><strong>Adipotide<\/strong> (tak\u00e9 naz\u00fdvan\u00fd <strong>FTPP<\/strong> \u2014 \u201cFat-Targeted Pro-apoptotic Peptide\u201d) je syntetick\u00fd 25-aminokyselinov\u00fd chim\u00e9rick\u00fd v\u00fdzkumn\u00fd peptid vyvinut\u00fd <strong>Koloninem, Arapem a Pasqualinim<\/strong> v MD Anderson Cancer Center. Spojuje dv\u011b funk\u010dn\u011b odli\u0161n\u00e9 dom\u00e9ny: cyklick\u00fd nav\u00e1d\u011bc\u00ed peptid <strong>CKGGRAKDC<\/strong> kter\u00fd se v\u00e1\u017ee na prohibitin-1 (a annexin A2) na endotelu kapil\u00e1r b\u00edl\u00e9 tukov\u00e9 tk\u00e1n\u011b, a D-stereoizomern\u00ed pro-apoptotick\u00fd \u03b1-helik\u00e1ln\u00ed peptid <strong>D(KLAKLAK)<sub>2<\/sub><\/strong> kter\u00fd naru\u0161uje mitochondri\u00e1ln\u00ed membr\u00e1ny. F\u00fazovan\u00e1 chim\u00e9ra selektivn\u011b c\u00edl\u00ed na vaskulaturu z\u00e1sobuj\u00edc\u00ed b\u00edlou tukovou tk\u00e1\u0148 a spou\u0161t\u00ed apopt\u00f3zu endotelu, \u010d\u00edm\u017e zbavuje adipocyty krevn\u00edho z\u00e1soben\u00ed a zp\u016fsobuje rychl\u00fd \u00fabytek tukov\u00e9 tk\u00e1n\u011b. Publikov\u00e1no u ob\u00e9zn\u00edch makak\u016f rhesus (Barnhart et al. 2011, <em>Science Translational Medicine<\/em>) \u2014 ~11% \u00fabytek t\u011blesn\u00e9 hmotnosti za 4 t\u00fddny. <strong>Upozorn\u011bn\u00ed:<\/strong> zdokumentovan\u00e1 nefrotoxicita v prim\u00e1t\u00edch studi\u00edch je hlavn\u00edm p\u0159ek\u00e1\u017ekou pro klinick\u00e9 vyu\u017eit\u00ed, a f\u00e1ze I klinick\u00e9ho testov\u00e1n\u00ed u lid\u00ed (2014\u20132016) m\u011bla omezen\u00e9 publikovan\u00e9 v\u00fdsledky. Pouze pro laboratorn\u00ed v\u00fdzkum.<\/p>\n<\/div>\n<div class=\"medsbase-trust-strip\" style=\"background: #f4f8fb; border: 1px solid #d8e3eb; padding: 12px 16px; margin: 16px 0; border-radius: 4px; font-size: 14px;\"><strong>Co z\u00edsk\u00e1te s MedsBase:<\/strong> Lyofilizovan\u00fd pr\u00e1\u0161ek \u226599% HPLC-verifikovan\u00fd \u00b7 COA dostupn\u00fd na vy\u017e\u00e1d\u00e1n\u00ed \u00b7 Diskr\u00e9tn\u00ed teplotn\u011b stabiln\u00ed balen\u00ed \u00b7 Celosv\u011btov\u00e1 dod\u00e1vka v\u00fdzkumn\u00fdch materi\u00e1l\u016f \u00b7 1,400+ ov\u011b\u0159en\u00fdch <a href=\"https:\/\/medsbase.com\/cs\/reviews\/\">recenz\u00ed z\u00e1kazn\u00edk\u016f<\/a><\/div>\n<p class=\"medsbase-reship-line\" style=\"font-size: 14px; color: #444; margin: 8px 0 18px;\">\ud83d\udce6 Ka\u017ed\u00e1 objedn\u00e1vka je pokryta na\u0161\u00ed <a href=\"https:\/\/medsbase.com\/cs\/medsbase-re-shipment-assurance-policy\/\"><strong>Z\u00e1rukou op\u011btovn\u00e9ho odesl\u00e1n\u00ed<\/strong><\/a> \u2014 pokud va\u0161e z\u00e1silka nedoraz\u00ed do 20 pracovn\u00edch dn\u016f, p\u0159epos\u00edl\u00e1me ji.<\/p>\n<table class=\"medsbase-spec-table\" style=\"width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 14px;\">\n<thead>\n<tr style=\"background: #2c7cb0; color: #fff;\">\n<th style=\"padding: 8px 12px; text-align: left; width: 30%;\">Specifikace<\/th>\n<th style=\"padding: 8px 12px; text-align: left;\">Detail<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background: #f9f9f9;\">\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0; width: 30%;\"><strong>T\u0159\u00edda slou\u010denin<\/strong><\/td>\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0;\">Syntetick\u00fd 25-aminokyselinov\u00fd chim\u00e9rick\u00fd peptidomimetikum; nav\u00e1d\u011bc\u00ed dom\u00e9na + pro-apoptotick\u00e1 dom\u00e9na spojen\u00e1 GG linkerem; <em>pro-apoptotick\u00fd peptid c\u00edlen\u00fd na tukov\u00e9 tk\u00e1n\u011b<\/em><\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0; width: 30%;\"><strong>Chemick\u00fd n\u00e1zev<\/strong><\/td>\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0;\">Adipotide \/ FTPP (Fat-Targeted Pro-apoptotic Peptide); synonyma: Prohibitin-targeting peptide-1 + D(KLAKLAK)<sub>2<\/sub> chim\u00e9ra; CKGGRAKDC-GG-D(KLAKLAK)<sub>2<\/sub><\/td>\n<\/tr>\n<tr style=\"background: #f9f9f9;\">\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0; width: 30%;\"><strong>CAS \u010d\u00edslo<\/strong><\/td>\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0;\">V\u00fdzkumn\u00fd chim\u00e9rick\u00fd peptid \u2014 \u017e\u00e1dn\u00e9 jednozna\u010dn\u00e9 CAS \u010d\u00edslo. N\u011bkter\u00e9 dodavatelsk\u00e9 seznamy uv\u00e1d\u011bj\u00ed 1422956-49-3; identifikace prim\u00e1rn\u011b podle publikovan\u00e9 sekvence (CKGGRAKDC-GG-D(KLAKLAK)<sub>2<\/sub>) sp\u00ed\u0161e ne\u017e podle CAS. Pro identifikaci specifickou pro \u0161ar\u017ei konzultujte COA.<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0; width: 30%;\"><strong>item9<\/strong><\/td>\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0;\">Cys-Lys-Gly-Gly-Arg-Ala-Lys-Asp-Cys (cyklovan\u00fd Cys1\u2013Cys9 disulfid, \u201cCKGGRAKDC\u201d prohibitin-v\u00e1zaj\u00edc\u00ed nav\u00e1d\u011bc\u00ed motiv) \u2014 Gly-Gly linker \u2014 D-Lys-D-Leu-D-Ala-D-Lys-D-Leu-D-Ala-D-Lys-D-Lys-D-Leu-D-Ala-D-Lys-D-Leu-D-Ala-D-Lys (D-stereoizomern\u00ed pro-apoptotick\u00fd \u03b1-helik\u00e1ln\u00ed peptid D(KLAKLAK)<sub>2<\/sub>). Celkov\u00e1 d\u00e9lka: 25 aminokyselinov\u00fdch zbytk\u016f (9 + 2 + 14).<\/td>\n<\/tr>\n<tr style=\"background: #f9f9f9;\">\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0; width: 30%;\"><strong>item7<\/strong><\/td>\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0;\">~2 611 Da (vypo\u010dten\u00fd pr\u016fm\u011br; uv\u00e1d\u011bno jako 2 500\u20132 611 Da v publikovan\u00fdch zdroj\u00edch)<\/td>\n<\/tr>\n<tr style=\"background: #f9f9f9;\">\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0; width: 30%;\"><strong>item2<\/strong><\/td>\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0;\">Chim\u00e9rick\u00fd peptid \u2014 sekvence CKGGRAKDC-GG-D(KLAKLAK)<sub>2<\/sub>; p\u0159ibli\u017en\u00e1 molekulov\u00e1 hmotnost (MF) odvozen\u00e1 ze sekvence ~C<sub>114<\/sub>H<sub>196<\/sub>N<sub>40<\/sub>O<sub>26<\/sub>S<sub>2<\/sub>; publikovan\u00e1 molekulov\u00e1 hmotnost (MW) ~2 611 Da (cyklick\u00e1 disulfidov\u00e1 forma). \u017d\u00e1dn\u00e9 jednozna\u010dn\u00e9 Sigma-kanonick\u00e9 CAS; identifikace sekvenc\u00ed + COA.<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0; width: 30%;\"><strong>Mechanismus \u00fa\u010dinku<\/strong><\/td>\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0;\"><strong>Dvouf\u00e1zov\u011b c\u00edlen\u00e1 apopt\u00f3za<\/strong>. (1) Cyklick\u00e1 dom\u00e9na CKGGRAKDC se v\u00e1\u017ee na prohibitin-1 \u2014 mitochondri\u00e1ln\u00ed chaperonov\u011b podobn\u00fd protein, kter\u00fd je neobvykle exprimov\u00e1n na <em>povrchu<\/em> kapil\u00e1rn\u00edch endoteli\u00e1ln\u00edch bun\u011bk z\u00e1sobuj\u00edc\u00edch b\u00edlou tukovou tk\u00e1\u0148 (identifikov\u00e1no Koloninem et al. 2004 in-vivo f\u00e1govou displayovou screeningovou metodou) \u2014 a tak\u00e9 na annexin A2 ve stejn\u00e9 vaskulatu\u0159e. (2) Po nav\u00e1z\u00e1n\u00ed na bun\u011b\u010dn\u00fd povrch je chim\u00e9ra internalizov\u00e1na a pro-apoptotick\u00e1 dom\u00e9na D(KLAKLAK)<sub>2<\/sub> s \u03b1-helik\u00e1ln\u00ed strukturou naru\u0161uje mitochondri\u00e1ln\u00ed membr\u00e1nu endoteli\u00e1ln\u00edch bun\u011bk p\u0159\u00edmou interakc\u00ed s membr\u00e1nou. Kolaps mitochondri\u00ed \u2192 kasp\u00e1zou zprost\u0159edkovan\u00e1 apopt\u00f3za tukov\u00e9 vaskulatury \u2192 omezen\u00ed krevn\u00edho z\u00e1soben\u00ed adipocyt\u016f \u2192 \u00fabytek hmoty tukov\u00e9 tk\u00e1n\u011b v pr\u016fb\u011bhu dn\u016f a\u017e t\u00fddn\u016f.<\/td>\n<\/tr>\n<tr style=\"background: #f9f9f9;\">\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0; width: 30%;\"><strong>D-aminokyselinov\u00e1 stereochemie<\/strong><\/td>\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0;\">Pro-apoptotick\u00e1 dom\u00e9na KLAKLAKKLAKLAK je syntetizov\u00e1na v\u00fdhradn\u011b v <strong>D-aminokyselinov\u00e9 stereochemii<\/strong> (zrcadlov\u00e9 uspo\u0159\u00e1d\u00e1n\u00ed zbytk\u016f). D-stereochemie zaji\u0161\u0165uje odolnost v\u016f\u010di prote\u00e1z\u00e1m \u2014 hostitelsk\u00e9 prote\u00e1zy rozpozn\u00e1vaj\u00ed pouze L-aminokyseliny \u2014 co\u017e prodlu\u017euje polo\u010das killer dom\u00e9ny in-vivo oproti p\u0159irozen\u00e9 L-form\u011b. Dom\u00e9na pro nav\u00e1d\u011bn\u00ed (CKGGRAKDC) je v norm\u00e1ln\u00ed L-aminokyselinov\u00e9 stereochemii, proto\u017ee se mus\u00ed v\u00e1zat na hostitelsk\u00fd protein (prohibitin-1) v kanonick\u00e9 receptor-ligandov\u00e9 geometrii.<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0; width: 30%;\"><strong>Dokumentovan\u00e1 toxicita (relevantn\u00ed pro v\u00fdzkum)<\/strong><\/td>\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0;\"><strong>Nefrotoxicita<\/strong> byla zdokumentov\u00e1na ve studii na ob\u00e9zn\u00edch opic\u00edch druhu makak rhesus (Barnhart et al. 2011) a p\u0159edstavuje hlavn\u00ed p\u0159ek\u00e1\u017eku pro translaci do praxe. Ledviny exprimuj\u00ed prohibitin a jsou vysoce vaskularizovan\u00e9, proto mimoc\u00edlen\u00e9 nav\u00e1d\u011bn\u00ed chim\u00e9ry na ren\u00e1ln\u00ed vaskulaturu zp\u016fsobuje d\u00e1vkov\u011b z\u00e1visl\u00e9 po\u0161kozen\u00ed ledvin. Skupina MD Anderson p\u0159eorientovala pou\u017eit\u00ed slou\u010deniny sp\u00ed\u0161e na l\u00e9\u010dbu rakoviny ne\u017e obezity pr\u00e1v\u011b proto, \u017ee pom\u011br rizika a p\u0159\u00ednosu je p\u0159\u00edzniv\u011bj\u0161\u00ed v kontextu l\u00e9\u010dby rakoviny ne\u017e v kontextu elektivn\u00edho \u00fabytku tuku. V\u00fdzkumn\u00edci v jak\u00e9mkoli in-vivo protokolu s Adipotidem by m\u011bli zahrnout komplexn\u00ed monitorov\u00e1n\u00ed ren\u00e1ln\u00edch funkc\u00ed (mo\u010dovina, kreatinin, vy\u0161et\u0159en\u00ed mo\u010di).<\/td>\n<\/tr>\n<tr style=\"background: #f9f9f9;\">\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0; width: 30%;\"><strong>item11<\/strong><\/td>\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0;\">Lyofilizovan\u00fd b\u00edl\u00fd a\u017e sv\u011btle \u017elut\u00fd amorfn\u00ed pr\u00e1\u0161ek; jednor\u00e1zov\u00e9 v\u00fdzkumn\u00e9 lahvi\u010dky. Synt\u00e9za je technicky n\u00e1ro\u010dn\u00e1 (Fmoc-SPPS s D-aminokyselinami + cyklick\u00e9 uzav\u0159en\u00ed disulfidov\u00e9 vazby u nav\u00e1d\u011bc\u00ed dom\u00e9ny) \u2014 stupe\u0148 \u010distoty je u t\u00e9to slou\u010deniny d\u016fle\u017eit\u011bj\u0161\u00ed ne\u017e u v\u011bt\u0161iny ostatn\u00edch.<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0; width: 30%;\"><strong>item13<\/strong><\/td>\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0;\">\u226599% (HPLC ov\u011b\u0159en\u00e9); MALDI-TOF hmotnostn\u00ed spektrometrie potvrzuje ~2,611 Da. Tvorba disulfidov\u00fdch m\u016fstk\u016f cyklick\u00e9 dom\u00e9ny potvrzena redukovanou vs. neredukovanou hmotnostn\u00ed spektrometri\u00ed. COA dostupn\u00e9 na vy\u017e\u00e1d\u00e1n\u00ed.<\/td>\n<\/tr>\n<tr style=\"background: #f9f9f9;\">\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0; width: 30%;\"><strong>Rozpustnost<\/strong><\/td>\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0;\">Rozpustn\u00e9 v bakteriostatick\u00e9 vod\u011b, steriln\u00ed vod\u011b a PBS p\u0159i \u22652 mg\/ml; rozpustn\u00e9 v DMSO p\u0159i \u226510 mg\/ml pro p\u0159\u00edpravu pracovn\u00edho z\u00e1sobn\u00edku in vitro.<sub>2<\/sub> Dom\u00e9na m\u00e1 vlastnosti podobn\u00e9 surfaktant\u016fm \u2014 roztoky mohou p\u0159i po\u010d\u00e1te\u010dn\u00ed rekonstituci p\u0159echodn\u011b p\u011bnit; p\u0159ed odb\u011brem je nechte usadit.<\/td>\n<\/tr>\n<tr style=\"background: #fff;\">\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0; width: 30%;\"><strong>Skladov\u00e1n\u00ed<\/strong><\/td>\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0;\">Pro laboratorn\u00ed v\u00fdzkum pouze. Nepou\u017e\u00edvat pro hum\u00e1nn\u00ed nebo veterin\u00e1rn\u00ed diagnostick\u00e9 nebo terapeutick\u00e9 \u00fa\u010dely. Adipotide nen\u00ed na sou\u010dasn\u00e9m seznamu zak\u00e1zan\u00fdch l\u00e1tek WADA pod jeho specifick\u00fdm n\u00e1zvem (jeho v\u00fdvojov\u00fd oblouk sm\u011b\u0159oval sp\u00ed\u0161e k onkologii ne\u017e k vyu\u017eit\u00ed ve sportovn\u00edm v\u00fdkonu).<\/td>\n<\/tr>\n<tr style=\"background: #f9f9f9;\">\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0; width: 30%;\"><strong>Pouze pro v\u00fdzkum<\/strong><\/td>\n<td style=\"padding: 8px 12px; border-bottom: 1px solid #e0e0e0;\">Lyofilizovan\u00e9: 2\u20138 \u00b0C neotev\u0159en\u00e9 pro kr\u00e1tkodob\u00fd pracovn\u00ed z\u00e1sobn\u00edk; \u221220 \u00b0C pro dlouhodob\u00e9 skladov\u00e1n\u00ed (stabiln\u00ed \u226536 m\u011bs\u00edc\u016f p\u0159i \u221220 \u00b0C). Chra\u0148te p\u0159ed sv\u011btlem. Vyvarujte se opakovan\u00fdm cykl\u016fm mrazu\u2013t\u00e1n\u00ed \u2014 kumulativn\u00ed cykly riskuj\u00ed disulfidov\u00e9 m\u016fstky Cys1\u2013Cys9.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><!-- \/medsbase-tldr-answer --><\/p>\n<h2>Pro laboratorn\u00ed v\u00fdzkum pouze. Nepou\u017e\u00edvat pro hum\u00e1nn\u00ed nebo veterin\u00e1rn\u00ed diagnostick\u00e9 nebo terapeutick\u00e9 \u00fa\u010dely. Adipotide nen\u00ed na sou\u010dasn\u00e9m seznamu zak\u00e1zan\u00fdch l\u00e1tek WADA pod jeho specifick\u00fdm n\u00e1zvem.<\/h2>\n<p><strong>Adipotide<\/strong> (tak\u00e9 naz\u00fdvan\u00fd <strong>FTPP<\/strong> \u2014 \u201cFat-Targeted Pro-apoptotic Peptide\u201d) je syntetick\u00e9 25-aminokyselinov\u00e9 chim\u00e9rick\u00e9 peptidomimetikum vyvinut\u00e9 v <strong>\u2014 \u201ePeptid c\u00edlen\u00fd na tuk\u201c) je syntetick\u00fd 25-aminokyselinov\u00fd chim\u00e9rick\u00fd peptidomimetick\u00fd vyvinut\u00fd v<\/strong> od Mikhail Kolonin, Wadih Arap, a Renata Pasqualini. Slou\u010denina p\u0159edstavuje jeden z nej\u010dist\u0161\u00edch p\u0159\u00edklad\u016f <strong>racion\u00e1ln\u00ed n\u00e1vrh chim\u00e9rn\u00edch peptidov\u00fdch l\u00e9\u010div<\/strong> v modern\u00ed peptidov\u00e9 farmakologii: tk\u00e1\u0148ov\u011b specifick\u00e1 nav\u00e1d\u011bc\u00ed dom\u00e9na (identifikovan\u00e1 in-vivo f\u00e1gov\u00fdm displejem) je kovalentn\u011b f\u00fazov\u00e1na s generickou usmrcuj\u00edc\u00ed dom\u00e9nou (proapoptotick\u00fd mitochondrie-naru\u0161uj\u00edc\u00ed \u03b1-helik\u00e1ln\u00ed peptid), \u010d\u00edm\u017e vznik\u00e1 chim\u00e9ra, kter\u00e1 selektivn\u011b dopravuje usmrcuj\u00edc\u00ed aktivitu do c\u00edlov\u00e9 tk\u00e1n\u011b.<\/p>\n<p>Dv\u011b funk\u010dn\u00ed dom\u00e9ny a logika jejich n\u00e1vrhu:<\/p>\n<p><strong>Dv\u011b funk\u010dn\u00ed dom\u00e9ny a logika n\u00e1vrhu:.<\/strong> Kolonin et\u00a0al. (2004) pou\u017eili in-vivo screening f\u00e1gov\u00fdch displej\u016f u ob\u00e9zn\u00edch my\u0161\u00ed k identifikaci 9-zbytkov\u00e9ho cyklick\u00e9ho peptidu (sekvence Cys-Lys-Gly-Gly-Arg-Ala-Lys-Asp-Cys, s disulfidov\u00fdm m\u016fstkem Cys1-Cys9, kter\u00fd omezuje geometrii), kter\u00fd se selektivn\u011b v\u00e1\u017ee na vaskulaturu b\u00edl\u00e9 tukov\u00e9 tk\u00e1n\u011b. Vazebn\u00fd c\u00edl byl n\u00e1sledn\u011b identifikov\u00e1n jako <strong>Kolonin et al. (2004) pou\u017eili in-vivo f\u00e1govou displayovou screeningovou metodu u ob\u00e9zn\u00edch my\u0161\u00ed k identifikaci 9-residu\u00e1ln\u00edho cyklick\u00e9ho peptidu (sekvence Cys-Lys-Gly-Gly-Arg-Ala-Lys-Asp-Cys, s m\u016fstkem Cys1-Cys9, kter\u00fd omezuje geometrii), kter\u00fd selektivn\u011b v\u00e1\u017ee c\u00e9vn\u00ed \u0159e\u010d b\u00edl\u00e9 tukov\u00e9 tk\u00e1n\u011b. C\u00edl vazby byl n\u00e1sledn\u011b identifikov\u00e1n jako<\/strong> (PHB1) \u2014 chaperonov\u011b podobn\u00fd protein, kter\u00fd se norm\u00e1ln\u011b vyskytuje na mitochondri\u00e1ln\u00ed membr\u00e1n\u011b, ale v endotelu b\u00edl\u00e9 tukov\u00e9 tk\u00e1n\u011b je tak\u00e9 exprimov\u00e1n na bun\u011b\u010dn\u00e9m povrchu a dostupn\u00fd pro cirkuluj\u00edc\u00ed ligandy. Annexin A2 byl identifikov\u00e1n jako sekund\u00e1rn\u00ed vazebn\u00fd partner ve stejn\u00e9 vaskulatu\u0159e. Dom\u00e9na CKGGRAKDC funguje jako molekul\u00e1rn\u00ed \u201epsac\u00ed \u010d\u00edslo\u201c, kter\u00e9 nasm\u011bruje chim\u00e9ru specificky na kapil\u00e1ry tukov\u00e9 tk\u00e1n\u011b nam\u00edsto obecn\u00e9ho syst\u00e9mov\u00e9ho endotelu.<\/p>\n<p><strong>2. D(KLAKLAK)<sub>2<\/sub> \u2014 pro-apoptotick\u00fd \u03b1-helik\u00e1ln\u00ed zab\u00edjej\u00edc\u00ed peptid.<\/strong> 14-aminokyselinov\u00fd D-aminokyselinov\u00fd \u03b1-helik\u00e1ln\u00ed peptid D-Lys-D-Leu-D-Ala-D-Lys-D-Leu-D-Ala-D-Lys-D-Lys-D-Leu-D-Ala-D-Lys-D-Leu-D-Ala-D-Lys je syntetick\u00fd membr\u00e1nov\u011b disruptivn\u00ed peptid (p\u016fvodn\u011b vyvinut\u00fd pro v\u00fdzkum c\u00edlen\u00ed na rakovinu Ellerby et al. 1999). Amfipatick\u00e1 \u03b1-helik\u00e1ln\u00ed geometrie zp\u016fsobuje, \u017ee se peptid vkl\u00e1d\u00e1 do membr\u00e1n; D-aminokyselinov\u00e1 stereochemie zaji\u0161\u0165uje odolnost v\u016f\u010di prote\u00e1z\u00e1m in vivo. Kl\u00ed\u010dov\u00e9 je, \u017ee zab\u00edjej\u00edc\u00ed aktivita je <em>ne<\/em> selektivn\u00ed pro jak\u00fdkoli konkr\u00e9tn\u00ed bun\u011b\u010dn\u00fd typ \u2014 peptid naru\u0161\u00ed mitochondri\u00e1ln\u00ed membr\u00e1ny v podstat\u011b v jak\u00e9koli bu\u0148ce, do kter\u00e9 se dostane \u2014 co\u017e je d\u016fvod, pro\u010d je nutn\u00e9 jej sp\u00e1rovat s nav\u00e1d\u011bc\u00ed dom\u00e9nou pro terapeutick\u00e9 vyu\u017eit\u00ed.<\/p>\n<p><strong>3. GG spojka.<\/strong> Dv\u011b funk\u010dn\u00ed dom\u00e9ny jsou spojeny jednoduchou di-glycinovou spojkou, kter\u00e1 poskytuje flexibiln\u00ed rozestup a zabra\u0148uje sterick\u00e9mu ru\u0161en\u00ed mezi nav\u00e1d\u011bc\u00ed a zab\u00edjej\u00edc\u00ed funkc\u00ed.<\/p>\n<p>Kombinovan\u00e1 chim\u00e9ra (CKGGRAKDC-GG-D(KLAKLAK)<sub>2<\/sub>, ~2 611 Da) byla charakterizov\u00e1na u ob\u00e9zn\u00edch makak\u016f v pr\u016flomov\u00e9 studii Barnhart et al. (2011) publikovan\u00e9 v <em>Science Translational Medicine<\/em> \u2014 zv\u00ed\u0159ata ztratila p\u0159ibli\u017en\u011b 11 % t\u011blesn\u00e9 hmotnosti b\u011bhem 4 t\u00fddn\u016f denn\u00edho subkut\u00e1nn\u00edho pod\u00e1v\u00e1n\u00ed, se sou\u010dasn\u00fdm zlep\u0161en\u00edm citlivosti na inzul\u00edn. Nicm\u00e9n\u011b stejn\u00e1 studie a n\u00e1sledn\u00e9 pr\u00e1ce dokumentovaly <strong>d\u00e1vkov\u011b z\u00e1visl\u00e1 nefrotoxicita<\/strong>: ledviny maj\u00ed vysokou expresi prohibitu a jsou hust\u011b vaskularizovan\u00e9, proto mimoc\u00edlen\u00e9 nav\u00e1d\u011bn\u00ed chim\u00e9ry na ren\u00e1ln\u00ed vaskulaturu zp\u016fsobuje po\u0161kozen\u00ed tubul\u016f v ren\u00e1ln\u00ed k\u016f\u0159e. Skupina MD Anderson p\u0159eorientovala Adipotide pro hum\u00e1nn\u00ed onkologii nam\u00edsto obezity a v letech 2014\u20132016 provedla klinickou studii f\u00e1ze I u pacient\u016f s metastatick\u00fdm karcinomem prostaty s omezen\u00fdmi publikovan\u00fdmi v\u00fdsledky. Slou\u010denina z\u016fst\u00e1v\u00e1 dodnes v\u00fdzkumn\u00fdm n\u00e1strojem \u2014 je \u010dasto citov\u00e1na jako referen\u010dn\u00ed p\u0159\u00edklad designu chim\u00e9rick\u00fdch peptidov\u00fdch l\u00e9\u010div a kanonick\u00fd farmakologick\u00fd n\u00e1stroj pro studium c\u00edlen\u00e9 apopt\u00f3zy tukov\u00e9 vaskulatury.<\/p>\n<h2>Mechanismus \u00fa\u010dinku \u2014 tk\u00e1\u0148ov\u011b c\u00edlen\u00e1 apopt\u00f3za tukov\u00e9 vaskulatury<\/h2>\n<p>Mechanismus \u00fa\u010dinku Adipotidu pat\u0159\u00ed k nejl\u00e9pe charakterizovan\u00fdm ve farmakologii chim\u00e9rick\u00fdch peptid\u016f:<\/p>\n<ul>\n<li><strong>C\u00edlen\u00ed na vaskulaturu prost\u0159ednictv\u00edm vazby na prohibitin-1<\/strong> \u2014 Homingov\u00e1 dom\u00e9na CKGGRAKDC se v\u00e1\u017ee na prohibitin-1 exprimovan\u00fd na povrchu kapil\u00e1rn\u00edch endoteli\u00e1ln\u00edch bun\u011bk z\u00e1sobuj\u00edc\u00edch b\u00edlou tukovou tk\u00e1\u0148 (WAT). Prohibitin-1 je norm\u00e1ln\u011b chaperon vnit\u0159n\u00ed mitochondri\u00e1ln\u00ed membr\u00e1ny, ale v endotelu WAT je abnorm\u00e1ln\u011b exprimov\u00e1n na vn\u011bj\u0161\u00ed vrstv\u011b plazmatick\u00e9 membr\u00e1ny, co\u017e umo\u017e\u0148uje p\u0159\u00edstup cirkuluj\u00edc\u00edm ligand\u016fm. Motiv CKGGRAKDC je vysoce selektivn\u00ed pro pool prohibitu v endotelu WAT oproti jin\u00fdm kontext\u016fm exprese prohibitu \u2014 publikovan\u00e9 studie vazby ukazuj\u00ed ~10\u2013100n\u00e1sobn\u00e9 obohacen\u00ed Adipotidu ve vaskulatu\u0159e WAT oproti generick\u00e9 syst\u00e9mov\u00e9 vaskulatu\u0159e.<\/li>\n<li><strong>Annexin A2 jako sekund\u00e1rn\u00ed vazebn\u00fd partner<\/strong> \u2014 N\u00e1sledn\u00e9 publikovan\u00e9 pr\u00e1ce identifikovaly annexin A2 jako dal\u0161\u00ed vazebn\u00fd partner homingov\u00e9 dom\u00e9ny CKGGRAKDC na stejn\u00e9m endotelu WAT. Dvojit\u00fd vzorec rozpozn\u00e1v\u00e1n\u00ed prohibitu\/annexinu A2 m\u016f\u017ee p\u0159isp\u00edvat k selektivit\u011b Adipotidu.<\/li>\n<li><strong>Internalizace a cytosolick\u00e9 dod\u00e1n\u00ed killer dom\u00e9ny<\/strong> \u2014 Po vazb\u011b CKGGRAKDC na bun\u011b\u010dn\u00e9 povrchov\u00e9 receptory endotelu je chim\u00e9ra internalizov\u00e1na endocyt\u00f3zou. Amfipatick\u00e1 dom\u00e9na D(KLAKLAK)<sub>2<\/sub> je uvoln\u011bna do cytosolu prost\u0159ednictv\u00edm endozom\u00e1ln\u00edho \u00faniku a odtud z\u00edsk\u00e1v\u00e1 p\u0159\u00edstup k vn\u011bj\u0161\u00ed mitochondri\u00e1ln\u00ed membr\u00e1n\u011b.<\/li>\n<li><strong>Naru\u0161en\u00ed mitochondri\u00e1ln\u00ed membr\u00e1ny a apopt\u00f3za<\/strong> \u2014 \u03b1-helik\u00e1ln\u00ed amfipatick\u00e1 geometrie D(KLAKLAK)<sub>2<\/sub> podporuje vlo\u017een\u00ed do vn\u011bj\u0161\u00ed mitochondri\u00e1ln\u00ed membr\u00e1ny s n\u00e1slednou depolarizac\u00ed, uvoln\u011bn\u00edm cytochromu c a aktivac\u00ed intrinsick\u00e9 kasp\u00e1zov\u00e9 apoptotick\u00e9 kask\u00e1dy. D-aminokyselinov\u00e1 stereochemie zabra\u0148uje proteolytick\u00e9 degradaci killer peptidu p\u0159ed dosa\u017een\u00edm c\u00edle.<\/li>\n<li><strong>Ablace vaskulatury \u2192 hladov\u011bn\u00ed adipocyt\u016f \u2192 \u00fabytek tukov\u00e9 tk\u00e1n\u011b<\/strong> \u2014 Apopt\u00f3za endoteli\u00e1ln\u00edch bun\u011bk vy\u017eivuj\u00edc\u00edch tukovou tk\u00e1\u0148 (WAT) p\u0159ipravuje adipocyty o krevn\u00ed z\u00e1soben\u00ed. V pr\u016fb\u011bhu dn\u016f a\u017e t\u00fddn\u016f adipocyty podl\u00e9haj\u00ed sekund\u00e1rn\u00ed bun\u011b\u010dn\u00e9 smrti v d\u016fsledku metabolick\u00e9ho nedostatku a tukov\u00e1 tk\u00e1\u0148 se zmen\u0161uje. Makroskopick\u00fd fenotyp p\u0159edstavuje d\u00e1vkov\u011b z\u00e1visl\u00fd \u00fabytek t\u011blesn\u00e9 hmotnosti bez akutn\u00ed mobilizace lipid\u016f, jakou lze pozorovat u klasick\u00fdch lipolytick\u00fdch l\u00e1tek jako AOD-9604 nebo \u03b23-adrenergn\u00edch agonist\u016f.<\/li>\n<li><strong>Probl\u00e9m nefrotoxicity<\/strong> \u2014 Ledviny maj\u00ed velmi vysokou vaskul\u00e1rn\u00ed hustotu a vysokou expresi prohibitin\u016f. Nespecifick\u00e1 vazba Adipotide na ren\u00e1ln\u00ed kapil\u00e1ry zp\u016fsobuje v prim\u00e1t\u00edch studi\u00edch (Barnhart et al. 2011) d\u00e1vkov\u011b z\u00e1visl\u00e9 po\u0161kozen\u00ed tubul\u016f ren\u00e1ln\u00ed k\u016fry. Toto je hlavn\u00ed p\u0159ek\u00e1\u017ekou pro klinick\u00e9 vyu\u017eit\u00ed t\u00e9to slou\u010deniny a d\u016fvodem, pro\u010d byl program obezitn\u00ed farmakologie ukon\u010den ve prosp\u011bch onkologick\u00fdch aplikac\u00ed, kde je p\u0159ijateln\u011bj\u0161\u00ed agresivn\u011bj\u0161\u00ed pom\u011br rizika a p\u0159\u00ednosu.<\/li>\n<\/ul>\n<p>Kombinovan\u00fd mechanistick\u00fd profil \u010din\u00ed Adipotide jedine\u010dn\u011b u\u017eite\u010dn\u00fdm pro v\u00fdzkum <em>vaskul\u00e1rn\u00edho<\/em> p\u0159\u00edsp\u011bvku k biologii tukov\u00e9 tk\u00e1n\u011b \u2014 odli\u0161n\u00e9ho od v\u00fdzkumu adipocyt\u00e1rn\u00ed lipol\u00fdzy ( <a href=\"https:\/\/medsbase.com\/cs\/aod-9604\/\">AOD-9604<\/a> \/ \u03b23-AR osa) nebo centr\u00e1ln\u00ed suprese chuti k j\u00eddlu zprost\u0159edkovan\u00e9 GLP-1 ( <a href=\"https:\/\/medsbase.com\/cs\/semaglutide\/\">semaglutide<\/a> \/ GLP-1 rodina osa). V\u011bdci studuj\u00edc\u00ed angiogenezi versus antiangiogenezi v p\u0159\u00edstupech k obezit\u011b nebo testuj\u00edc\u00ed dal\u0161\u00ed c\u00edlen\u00e9 apoptotick\u00e9 peptidov\u00e9 konstrukty pou\u017e\u00edvaj\u00ed Adipotide jako kanonickou pozitivn\u00ed kontroln\u00ed slou\u010deninu.<\/p>\n<h2>Publikovan\u00e9 v\u00fdzkumn\u00e9 aplikace<\/h2>\n<p>Adipotide se pou\u017e\u00edv\u00e1 v laboratorn\u00edm v\u00fdzkumu, kter\u00fd zkoum\u00e1:<\/p>\n<ul>\n<li><strong>N\u00e1vrh chim\u00e9rick\u00fdch peptidov\u00fdch l\u00e9\u010div \u2014 kanonick\u00e1 referen\u010dn\u00ed slou\u010denina<\/strong> \u2014 zdaleka nej\u010dast\u011bji citovan\u00fd p\u0159\u00edklad tk\u00e1\u0148ov\u011b c\u00edlen\u00e9 apoptotick\u00e9 chim\u00e9ry v publikovan\u00e9 literatu\u0159e; standardn\u00ed referen\u010dn\u00ed slou\u010denina pro \u0161ir\u0161\u00ed paradigma terapeutick\u00e9ho peptidov\u00e9ho designu \u201cnav\u00e1d\u011bc\u00ed peptid + zab\u00edjej\u00edc\u00ed peptid\u201d<\/li>\n<li><strong>V\u00fdzkum vaskulatury b\u00edl\u00e9 tukov\u00e9 tk\u00e1n\u011b<\/strong> \u2014 Selektivita Adipotide v\u016f\u010di vaskulatu\u0159e WAT z n\u011bj \u010din\u00ed kanonick\u00fd n\u00e1stroj pro studium role vaskul\u00e1rn\u00ed biologie v regulaci hmotnosti tukov\u00e9 tk\u00e1n\u011b; pou\u017e\u00edv\u00e1 se ve v\u00fdzkumu, kter\u00fd zkoum\u00e1, zda by k obezit\u011b mohlo b\u00fdt p\u0159istupov\u00e1no prost\u0159ednictv\u00edm antiangiogenn\u00edch\/vaskul\u00e1rn\u011b c\u00edlen\u00fdch strategi\u00ed sp\u00ed\u0161e ne\u017e strategi\u00ed potla\u010duj\u00edc\u00edch chu\u0165 k j\u00eddlu nebo lipolytick\u00fdch strategi\u00ed<\/li>\n<li><strong>Biologie prohibitin\u016f a annexinu A2<\/strong> \u2014 v\u00fdzkum identifikace homing receptor\u016f (Kolonin 2004 a d\u00e1le) stanovil povrchov\u00fd prohibitin jako vaskul\u00e1rn\u00ed marker; Adipotide je standardn\u00ed farmakologick\u00fd n\u00e1stroj pro zkoum\u00e1n\u00ed p\u0159\u00edstup\u016f c\u00edlen\u00fdch na prohibitin v prim\u00e1rn\u00ed endoteli\u00e1ln\u00ed kultu\u0159e a in-vivo studi\u00edch<\/li>\n<li><strong>farmakologie pro-apoptotick\u00e9ho peptidu s D-aminokyselinami<\/strong> \u2014 D(KLAKLAK)<sub>2<\/sub> je nej\u010dast\u011bji citovan\u00fd pro-apoptotick\u00fd D-peptid v literatu\u0159e; Adipotide je nej\u010dast\u011bji citovan\u00e1 chim\u00e9ra obsahuj\u00edc\u00ed tuto sekvenci; \u0161iroce pou\u017e\u00edv\u00e1n ve v\u00fdzkumu designu prote\u00e1zov\u011b rezistentn\u00edch peptid\u016f<\/li>\n<li><strong>Srovn\u00e1vac\u00ed v\u00fdzkum farmakologie obezity<\/strong> \u2014 publikovan\u00e9 p\u0159\u00edm\u00e9 srovn\u00e1n\u00ed Adipotidu vs lipolytick\u00e9 peptidy (AOD-9604), agonist\u00e9 GLP-1 (semaglutid, tirzepatid) a p\u0159\u00edm\u00ed agonist\u00e9 \u03b23-AR (mirabegron) charakterizuj\u00ed r\u016fzn\u00e9 mechanistick\u00e9 profily pro redukci tukov\u00e9 hmoty<\/li>\n<li><strong>V\u00fdzkum c\u00e9vn\u00edho z\u00e1soben\u00ed n\u00e1dor\u016f<\/strong> \u2014 po ukon\u010den\u00ed programu obezity byl Adipotide a p\u0159\u00edbuzn\u00e9 chim\u00e9ry p\u0159e\u0159azen pro v\u00fdzkum rakoviny prostaty (f\u00e1ze I klinick\u00e9ho hodnocen\u00ed 2014\u20132016); publikovan\u00fd v\u00fdzkum zkoumal stejn\u00fd homing-killer paradigma c\u00edlen\u00e9 na n\u00e1dorov\u011b specifick\u00e9 endoteli\u00e1ln\u00ed markery (RGD-obsahuj\u00edc\u00ed homing peptidy + D(KLAKLAK)<sub>2<\/sub> pro ablaci n\u00e1dorov\u00e9ho c\u00e9vn\u00edho z\u00e1soben\u00ed)<\/li>\n<li><strong>Farmakologie c\u00edlen\u00e9 apopt\u00f3zy a v\u00fdzkum dod\u00e1v\u00e1n\u00ed l\u00e9\u010div<\/strong> \u2014 Adipotide je kanonick\u00e1 pozitivn\u00ed kontroln\u00ed slou\u010denina pro nov\u00e9 peptidov\u00e9 konstrukty c\u00edlen\u00e9 na tk\u00e1\u0148ovou apopt\u00f3zu (chim\u00e9ry CPP-toxin, konjug\u00e1ty protil\u00e1tka-toxin s peptidov\u00fdmi hlavicemi atd.)<\/li>\n<li><strong>Nefrotoxicita \/ v\u00fdzkum mimoc\u00edlov\u00fdch vaskul\u00e1rn\u00edch \u00fa\u010dink\u016f<\/strong> \u2014 zdokumentovan\u00e1 ren\u00e1ln\u00ed toxicita je sama o sob\u011b p\u0159edm\u011btem v\u00fdzkumu; publikovan\u00e9 pr\u00e1ce zkoumaly z\u00e1klad ren\u00e1ln\u00edho mimoc\u00edlov\u00e9ho nav\u00e1d\u011bn\u00ed a testovaly analogy Adipotide druh\u00e9 generace s modifikovan\u00fdmi nav\u00e1d\u011bc\u00edmi dom\u00e9nami ke sn\u00ed\u017een\u00ed ren\u00e1ln\u00ed akumulace<\/li>\n<\/ul>\n<p>Pro \u0161ir\u0161\u00ed kontext t\u00fdkaj\u00edc\u00ed se peptid\u016f pro v\u00fdzkum \u00fabytku tuku a biologie tukov\u00e9 tk\u00e1n\u011b v tomto katalogu viz <a href=\"https:\/\/medsbase.com\/cs\/aod-9604\/\">AOD-9604<\/a> (pouze lipolytick\u00fd fragment hGH \u2014 p\u0159\u00edm\u00e9 srovn\u00e1n\u00ed mechanism\u016f; c\u00edlen\u00ed na adipocyty vs. vaskul\u00e1rn\u00ed c\u00edlen\u00ed), <a href=\"https:\/\/medsbase.com\/cs\/hgh-fragment-176-191\/\">HGH Fragment 176-191<\/a> (p\u016fvodn\u00ed nestabilizovan\u00fd lipolytick\u00fd fragment), <a href=\"https:\/\/medsbase.com\/cs\/semaglutide\/\">Semaglutide<\/a> (agonista receptoru GLP-1 \u2014 mechanismus centr\u00e1ln\u00edho potla\u010den\u00ed chuti k j\u00eddlu), <a href=\"https:\/\/medsbase.com\/cs\/tirzepatide\/\">Tirzepatide<\/a> (du\u00e1ln\u00ed GLP-1\/GIP \u2014 \u0161ir\u0161\u00ed metabolick\u00e9 \u00fa\u010dinky), a <a href=\"https:\/\/medsbase.com\/cs\/mots-c\/\">MOTS-c<\/a> (mitochondri\u00e1ln\u011b odvozen\u00fd metabolick\u00fd peptid). Prohl\u00e9dn\u011bte si cel\u00fd <a href=\"https:\/\/medsbase.com\/cs\/peptides\/\">katalog v\u00fdzkumn\u00fdch peptid\u016f a slou\u010denin<\/a>, nebo nav\u0161tivte kur\u00e1torsk\u00fd <a href=\"https:\/\/medsbase.com\/cs\/best-peptides-for-fat-loss\/\">hub v\u00fdzkumn\u00fdch peptid\u016f pro \u00fabytek tuku<\/a> .<\/p>\n<h2>Dostupn\u00e9 s\u00edly a koncentrace<\/h2>\n<p>MedsBase nab\u00edz\u00ed Adipotide \/ FTPP ve t\u0159ech velikostech lyofilizovan\u00fdch vialek kalibrovan\u00fdch na typick\u00e9 in-vitro a in-vivo v\u00fdzkumn\u00e9 protokoly. Ka\u017ed\u00e1 s\u00edla je dostupn\u00e1 v balen\u00ed po 10 nebo 20 vialk\u00e1ch:<\/p>\n<table style=\"width: 100%; border-collapse: collapse; margin: 16px 0;\">\n<thead>\n<tr style=\"background: #2c7cb0; color: #fff;\">\n<th style=\"padding: 10px; border: 1px solid #ddd; text-align: left;\">S\u00edla vialky<\/th>\n<th style=\"padding: 10px; border: 1px solid #ddd; text-align: left;\">Typick\u00fd v\u00fdzkumn\u00fd p\u0159\u00edpad u\u017eit\u00ed<\/th>\n<th style=\"padding: 10px; border: 1px solid #ddd; text-align: left;\">Velikosti balen\u00ed<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>2 mg<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">Farmakologie in-vitro bun\u011b\u010dn\u00fdch kultur a kr\u00e1tkodob\u00e9 in-vivo titrace \u2014 prim\u00e1rn\u00ed testy apopt\u00f3zy vaskul\u00e1rn\u00edch endoteli\u00e1ln\u00edch bun\u011bk tukov\u00e9 tk\u00e1n\u011b, panely d\u00e1vka-odezva, titrace u jedn\u00e9 kohorty my\u0161\u00ed s monitorov\u00e1n\u00edm ren\u00e1ln\u00ed funkce<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">10 nebo 20 vialek<\/td>\n<\/tr>\n<tr style=\"background: #f9f9f9;\">\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>5 mg<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">Standardn\u00ed st\u0159edn\u00ed s\u00edla \u2014 protokoly in vivo u hlodavc\u016f s obezitou indukovanou dietou (typick\u00e9 publikovan\u00e9 d\u00e1vky 0,43 mg\/kg\/den SC v 4t\u00fddenn\u00edch cyklech podle Kolonin 2004), velikosti vzork\u016f pro v\u00edce kohort<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">10 nebo 20 vialek<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>10 mg<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">Vysoce koncentrovan\u00e1 v\u00fdzkumn\u00e1 lahvi\u010dka \u2014 protokoly s prodlou\u017een\u00fdm cyklem \/ pro v\u00edce kohort, d\u00e1vkov\u00e1n\u00ed v m\u011b\u0159\u00edtku prim\u00e1t\u016f (publikovan\u00e9 d\u00e1vky u makak\u016f 0,43 mg\/kg\/den), v\u00fdzkum mechanismu \u00fa\u010dinku u velk\u00fdch kohort; nejni\u017e\u0161\u00ed cena za mg<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">10 nebo 20 vialek<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>V\u0161echny t\u0159i s\u00edly jsou stejn\u00e1 chemick\u00e1 l\u00e1tka (lyofilizovan\u00fd Adipotide \/ FTPP, \u226599% \u010distota HPLC, potvrzeno hmotnostn\u00ed spektrometri\u00ed MALDI-TOF na ~2 611 Da, potvrzena cyklick\u00e1 disulfidov\u00e1 dom\u00e9na). Lahvi\u010dka 10 mg nab\u00edz\u00ed nejni\u017e\u0161\u00ed cenu za mg pro rozs\u00e1hl\u00e9 in vivo protokoly. <strong>V\u00fdzkumn\u00edci prov\u00e1d\u011bj\u00edc\u00ed jakoukoli in vivo pr\u00e1ci s Adipotidem by m\u011bli od po\u010d\u00e1tku pl\u00e1novat komplexn\u00ed monitorov\u00e1n\u00ed ren\u00e1ln\u00edch funkc\u00ed (mo\u010dovina, kreatinin, vy\u0161et\u0159en\u00ed mo\u010de, histologie, kde je to vhodn\u00e9), s ohledem na dob\u0159e zdokumentovan\u00fd nefrotoxick\u00fd profil v studi\u00edch na prim\u00e1tech.<\/strong> V\u00fdzkumn\u00edci by m\u011bli ur\u010dit konkr\u00e9tn\u00ed rozsahy d\u00e1vek z recenzovan\u00e9 literatury vhodn\u00e9 pro protokol.<\/p>\n<h2>Srovn\u00e1n\u00ed \u2014 Adipotide vs AOD-9604<\/h2>\n<p>Adipotide a <a href=\"https:\/\/medsbase.com\/cs\/aod-9604\/\">AOD-9604<\/a> jsou dva nejl\u00e9pe charakterizovan\u00e9 v\u00fdzkumn\u00e9 peptidy na hubnut\u00ed v tomto katalogu a c\u00edl\u00ed na biologii tukov\u00e9 tk\u00e1n\u011b zcela odli\u0161n\u00fdmi mechanismy. Adipotide p\u016fsob\u00ed na <em>c\u00e9vn\u00ed z\u00e1soben\u00ed<\/em> tukov\u00e9 tk\u00e1n\u011b \u2014 selektivn\u011b ni\u010d\u00ed endotel WAT prost\u0159ednictv\u00edm c\u00edlen\u00e9 apopt\u00f3zy, \u010d\u00edm\u017e zbavuje adipocyty krevn\u00edho z\u00e1soben\u00ed. AOD-9604 p\u016fsob\u00ed p\u0159\u00edmo na <em>adipocyty<\/em> \u2014 stimuluje lipol\u00fdzu a potla\u010duje lipogenezi prost\u0159ednictv\u00edm mechanismu z\u00e1visl\u00e9ho na \u03b23-AR (bez vazby na GHR). Tyto dv\u011b slou\u010deniny tedy zkoumaj\u00ed zcela odli\u0161n\u00e9 vrstvy biologie tukov\u00e9 tk\u00e1n\u011b a b\u011b\u017en\u011b se pou\u017e\u00edvaj\u00ed jako pozitivn\u00ed kontroly ve v\u00fdzkumu mechanismu \u00fa\u010dinku.<\/p>\n<table style=\"width: 100%; border-collapse: collapse; margin: 16px 0;\">\n<thead>\n<tr style=\"background: #2c7cb0; color: #fff;\">\n<th style=\"padding: 10px; border: 1px solid #ddd; text-align: left;\">Krit\u00e9rium<\/th>\n<th style=\"padding: 10px; border: 1px solid #ddd; text-align: left;\">Adipotide \/ FTPP<\/th>\n<th style=\"padding: 10px; border: 1px solid #ddd; text-align: left;\">AOD-9604<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>Chemick\u00e1 t\u0159\u00edda<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">25-aa chim\u00e9rick\u00fd peptid (nav\u00e1d\u011bc\u00ed + GG + pro-apoptotick\u00fd D-peptid); cyklick\u00fd disulfid v nav\u00e1d\u011bc\u00ed dom\u00e9n\u011b<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">16-aa line\u00e1rn\u00ed peptid (C-termin\u00e1ln\u00ed fragment hGH + N-termin\u00e1ln\u00ed Tyr); jeden vnit\u0159n\u00ed disulfid<\/td>\n<\/tr>\n<tr style=\"background: #f9f9f9;\">\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>Molekulov\u00e1 hmotnost<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">~2,611 Da<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">1,815,1 Da<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>Bun\u011b\u010dn\u00fd c\u00edl<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">Kapil\u00e1rn\u00ed endotel tukov\u00e9 tk\u00e1n\u011b (receptory prohibitin-1 + annexin A2)<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">Adipocyt (p\u0159edpokl\u00e1dan\u00fd \u03b23-adrenergn\u00ed receptor)<\/td>\n<\/tr>\n<tr style=\"background: #f9f9f9;\">\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>Bun\u011b\u010dn\u00fd d\u016fsledek<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">Apopt\u00f3za vaskul\u00e1rn\u00edho endotelu \u2192 hladov\u011bn\u00ed adipocyt\u016f \u2192 \u00fabytek tk\u00e1n\u011b<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">Aktivace lipol\u00fdzy (fosforylace HSL) + potla\u010den\u00ed lipogeneze v adipocytech<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>N\u00e1stup\/pr\u016fb\u011bh<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">Pomal\u00fd \u2014 dny a\u017e t\u00fddny (apopt\u00f3za \u2192 kask\u00e1da hladov\u011bn\u00ed)<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">Rychl\u00fd \u2014 v \u0159\u00e1du minut a\u017e hodin (aktivace lipol\u00fdzy)<\/td>\n<\/tr>\n<tr style=\"background: #f9f9f9;\">\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>Dokumentovan\u00e1 \u00fa\u010dinnost in vivo<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">~11% \u00fabytek t\u011blesn\u00e9 hmotnosti za 4 t\u00fddny u ob\u00e9zn\u00edch makak\u016f rhesus (Barnhart 2011)<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">F\u00e1ze IIb studie obezity nedos\u00e1hla c\u00edlov\u00e9ho parametru \u00fabytku hmotnosti (2007)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>Dokumentovan\u00e1 toxicita<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>Nefrotoxicita<\/strong> \u2014 d\u00e1vkov\u011b z\u00e1visl\u00e9 po\u0161kozen\u00ed tubul\u016f ren\u00e1ln\u00ed k\u016fry v prim\u00e1t\u00edch studi\u00edch; z\u00e1sadn\u00ed p\u0159ekladov\u00e9 omezen\u00ed<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">Obecn\u011b dob\u0159e tolerov\u00e1n v klinick\u00fdch studi\u00edch; \u017e\u00e1dn\u00e1 dokumentovan\u00e1 org\u00e1nov\u011b specifick\u00e1 toxicita ve f\u00e1zi II<\/td>\n<\/tr>\n<tr style=\"background: #f9f9f9;\">\n<td style=\"padding: 10px; border: 1px solid #ddd;\"><strong>Nejlep\u0161\u00ed v\u00fdzkumn\u00e9 aplikace<\/strong><\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">V\u00fdzkum vaskul\u00e1rn\u011b c\u00edlen\u00e9 apopt\u00f3zy, design chim\u00e9rick\u00fdch peptidov\u00fdch l\u00e9k\u016f, antiangiogenn\u00ed v\u00fdzkum obezity, onkologick\u00e1 vaskul\u00e1rn\u00ed ablace<\/td>\n<td style=\"padding: 10px; border: 1px solid #ddd;\">GHR-odd\u011blen\u00e1 farmakologie lipol\u00fdzy, v\u00fdzkum struktury a funkce HGH, \u03b23-AR-v\u00e1zan\u00e1 signalizace adipocyt\u016f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Pro v\u00fdzkum zam\u011b\u0159en\u00fd na vaskul\u00e1rn\u00ed p\u0159\u00edsp\u011bvek k biologii tukov\u00e9 tk\u00e1n\u011b, design chim\u00e9rick\u00fdch peptidov\u00fdch l\u00e9k\u016f nebo farmakologii c\u00edlen\u00e9 apopt\u00f3zy je Adipotide kanonickou referen\u010dn\u00ed slou\u010deninou. Pro v\u00fdzkum zam\u011b\u0159en\u00fd na p\u0159\u00edmou lipol\u00fdzu adipocyt\u016f izolovanou od signalizace GH osy je, <a href=\"https:\/\/medsbase.com\/cs\/aod-9604\/\">AOD-9604<\/a> c\u00edlen\u011bj\u0161\u00edm n\u00e1strojem. Tyto dv\u011b slou\u010deniny jsou mechanisticky komplement\u00e1rn\u00ed a b\u011b\u017en\u011b se pou\u017e\u00edvaj\u00ed jako paraleln\u00ed pozitivn\u00ed kontroly ve v\u00fdzkumu mechanism\u016f farmakologie obezity.<\/p>\n<div style=\"background: #f4f8fb; border-left: 4px solid #2c7cb0; padding: 14px 18px; margin: 18px 0;\"><strong class=\"mb-bac-water-callout\">\ud83d\udca7 Pot\u0159ebujete BAC vodu?<\/strong> Rekonstituce jak\u00e9hokoli lyofilizovan\u00e9ho vialu vy\u017eaduje steriln\u00ed bakteriostatickou vodu. Sp\u00e1rujte tento produkt s na\u0161\u00edm <a href=\"\/cs\/bac-water\/\"><strong>BAC Water (Bakteriostatick\u00e1 voda)<\/strong><\/a> \u2014 30 mL multid\u00e1vkov\u00fdm vialem, 0,9% benzylalkoholem konzervovan\u00fdm, USP-grade.<\/div>\n<h2>Skladov\u00e1n\u00ed a rekonstituce<\/h2>\n<p><strong>P\u0159ed rekonstituci:<\/strong> lyofilizovan\u00e9 lahvi\u010dky skladujte v chladni\u010dce p\u0159i 2\u20138 \u00b0C v p\u016fvodn\u00edm obalu pro kr\u00e1tkodob\u00e9 pracovn\u00ed z\u00e1soby. Pro dlouhodob\u00e9 skladov\u00e1n\u00ed zmrazte neotev\u0159en\u00e9 lahvi\u010dky p\u0159i \u221220 \u00b0C (stabilita \u226536 m\u011bs\u00edc\u016f p\u0159i \u221220 \u00b0C; \u226518 m\u011bs\u00edc\u016f p\u0159i 2\u20138 \u00b0C). Cyklick\u00fd disulfid v\u00e1zac\u00ed dom\u00e9ny je stabiln\u00ed v lyofilizovan\u00e9m stavu. Chra\u0148te p\u0159ed sv\u011btlem.<\/p>\n<p><strong>Postup rekonstituce:<\/strong> injektujte bakteriostatickou vodu po stran\u011b lahvi\u010dky (ne p\u0159\u00edmo na lyofilizovan\u00fd pr\u00e1\u0161ek). Pro lahvi\u010dku 2 mg, 1,0 ml rozpou\u0161t\u011bdla vytvo\u0159\u00ed pracovn\u00ed roztok 2 mg\/ml. Pro lahvi\u010dku 5 mg, 1,0 ml vytvo\u0159\u00ed 5 mg\/ml; 2,5 ml vytvo\u0159\u00ed 2 mg\/ml. Pro lahvi\u010dku 10 mg, 1,0 ml vytvo\u0159\u00ed 10 mg\/ml (praktick\u00fd limit rozpustnosti ve vodn\u00e9m pufru); 5,0 ml vytvo\u0159\u00ed 2 mg\/ml. Adipotide se rozpou\u0161t\u00ed p\u0159i jemn\u00e9m krou\u017een\u00ed p\u0159i pokojov\u00e9 teplot\u011b b\u011bhem 30\u201360 sekund; amfipatick\u00e1 D(KLAKLAK)<sub>2<\/sub> dom\u00e9na m\u016f\u017ee p\u0159i po\u010d\u00e1te\u010dn\u00ed rekonstituci vytvo\u0159it p\u0159echodnou p\u011bnu \u2013 p\u0159ed odb\u011brem nechte usadit. <strong>Nevortexujte<\/strong> \u2014 vysokosmykov\u00e9 m\u00edch\u00e1n\u00ed riskuje naru\u0161en\u00ed disulfidov\u00e9 vazby Cys1\u2013Cys9 v\u00e1zac\u00ed dom\u00e9ny.<\/p>\n<p>Po rekonstituci skladujte lahvi\u010dku p\u0159i 2\u20138 \u00b0C a pou\u017eijte do 30 dn\u016f. Chra\u0148te p\u0159ed sv\u011btlem. Vyvarujte se opakovan\u00e9ho zmrazov\u00e1n\u00ed a rozmrazov\u00e1n\u00ed rekonstituovan\u00e9ho materi\u00e1lu \u2013 kumulativn\u00ed cykly riskuj\u00ed p\u0159eskupen\u00ed disulfidov\u00fdch vazeb a ztr\u00e1tu c\u00edlov\u00e9 specifi\u010dnosti v\u00e1zac\u00ed dom\u00e9ny. Vyho\u010fte, pokud se objev\u00ed z\u00e1kal, \u010d\u00e1stice nebo v\u00fdrazn\u00e1 zm\u011bna barvy.<\/p>\n<h2>\u010casto kladen\u00e9 dotazy<\/h2>\n<h3>Co je Adipotide a jak se li\u0161\u00ed od ostatn\u00edch \u201cpeptid\u016f na hubnut\u00ed\u201d?<\/h3>\n<p>Adipotide (FTPP) je kanonick\u00fdm p\u0159\u00edkladem <strong>vaskul\u00e1rn\u011b c\u00edlen\u00e9 apopt\u00f3zy<\/strong> p\u0159\u00edstupu ke redukci tukov\u00e9 tk\u00e1n\u011b \u2013 mechanisticky zcela odli\u0161n\u00e9ho od lipolytick\u00fdch peptid\u016f (<a href=\"https:\/\/medsbase.com\/cs\/aod-9604\/\">AOD-9604<\/a>, agonist\u016fm \u03b23-AR), peptid\u016fm potla\u010duj\u00edc\u00edm centr\u00e1ln\u00ed apetit (<a href=\"https:\/\/medsbase.com\/cs\/semaglutide\/\">semaglutide<\/a>, <a href=\"https:\/\/medsbase.com\/cs\/tirzepatide\/\">tirzepatide<\/a>, rodin\u011b GLP-1) a peptid\u016fm reguluj\u00edc\u00edm energetickou bilanci (<a href=\"https:\/\/medsbase.com\/cs\/mots-c\/\">MOTS-c<\/a>). Zat\u00edmco lipolytick\u00e9 peptidy aktivuj\u00ed vnit\u0159n\u00ed mobilizaci lipid\u016f v adipocytech, Adipotide naru\u0161uje krevn\u00ed z\u00e1soben\u00ed <em>k<\/em> adipocyt\u016f \u2014 co\u017e p\u0159edstavuje z\u00e1sadn\u011b odli\u0161n\u00fd mechanistick\u00fd p\u0159\u00edstup. Jedn\u00e1 se o standardn\u00ed v\u00fdzkumn\u00fd n\u00e1stroj pro studium vaskul\u00e1rn\u00edho p\u0159isp\u011bn\u00ed k biologii tukov\u00e9 tk\u00e1n\u011b.<\/p>\n<h3>Jak\u00e1 je dokumentovan\u00e1 nefrotoxicita a co znamen\u00e1 pro v\u00fdzkumn\u00e9 protokoly?<\/h3>\n<p>Barnhart et al. (2011) a n\u00e1sledn\u00e9 studie na prim\u00e1tech dokumentovaly d\u00e1vkov\u011b z\u00e1visl\u00e9 <strong>po\u0161kozen\u00ed tubul\u016f ren\u00e1ln\u00ed k\u016fry<\/strong> u makak\u016f rhesus l\u00e9\u010den\u00fdch Adipotidem. Mechanistick\u00e9 vysv\u011btlen\u00ed je p\u0159\u00edmo\u010dar\u00e9: ledviny maj\u00ed velmi vysokou vaskul\u00e1rn\u00ed hustotu a vysokou expresi prohibitin\u016f, tak\u017ee ne\u017e\u00e1douc\u00ed nav\u00e1d\u011bn\u00ed chim\u00e9ry na ren\u00e1ln\u00ed kapil\u00e1ry vyvol\u00e1v\u00e1 stejnou kask\u00e1du vaskul\u00e1rn\u00ed apopt\u00f3zy a n\u00e1sledn\u00e9 ischemie jako v tukov\u00e9 tk\u00e1ni, ale v tk\u00e1ni, kde je to vysoce ne\u017e\u00e1douc\u00ed. Toto je hlavn\u00edm p\u0159ek\u00e1\u017ekou v klinick\u00e9m vyu\u017eit\u00ed slou\u010deniny a d\u016fvodem, pro\u010d byl program obezitn\u00ed farmakologie ukon\u010den ve prosp\u011bch onkologick\u00e9ho p\u0159eorientov\u00e1n\u00ed (kde je p\u0159ijateln\u011bj\u0161\u00ed agresivn\u011bj\u0161\u00ed pom\u011br rizika a p\u0159\u00ednosu). V\u00fdzkumn\u00e9 protokoly vyu\u017e\u00edvaj\u00edc\u00ed Adipotide in vivo mus\u00ed zahrnovat komplexn\u00ed monitorov\u00e1n\u00ed ren\u00e1ln\u00edch funkc\u00ed \u2014 mo\u010dovinu v krvi (BUN), s\u00e9rov\u00fd kreatinin, anal\u00fdzu mo\u010di a v p\u0159\u00edpad\u011b pot\u0159eby histologick\u00e9 vy\u0161et\u0159en\u00ed ledvin.<\/p>\n<h3>Jak\u00e9 d\u00e1vkov\u00e9 rozsahy byly pou\u017eity ve v\u00fdzkumu?<\/h3>\n<p>Pr\u00e1ce Kolonin et al. (2004) na my\u0161\u00edch pou\u017eila 0,43 mg\/kg\/den subkut\u00e1nn\u011b v 4t\u00fddenn\u00edch cyklech. Studie Barnhart et al. (2011) na makac\u00edch rhesus pou\u017eila stejnou d\u00e1vku 0,43 mg\/kg\/den subkut\u00e1nn\u011b po dobu 4 t\u00fddn\u016f se sou\u010dasn\u00fdm monitorov\u00e1n\u00edm ren\u00e1ln\u00edch funkc\u00ed. F\u00e1ze I klinick\u00e9ho hodnocen\u00ed u lid\u00ed s karcinomem prostaty (2014\u20132016) pou\u017e\u00edvala postupn\u011b zvy\u0161ovan\u00e9 subkut\u00e1nn\u00ed d\u00e1vky v t\u00fddenn\u00edm nebo dvakr\u00e1t t\u00fddenn\u00edm re\u017eimu. In-vitro testy apopt\u00f3zy endotelov\u00fdch bun\u011bk obvykle vyu\u017e\u00edvaj\u00ed mikromol\u00e1rn\u00ed koncentrace. V\u00fdzkumn\u00edci by se m\u011bli obr\u00e1tit na prim\u00e1rn\u00ed literaturu (Kolonin et al. 2004, , <em>Nature Medicine<\/em>; Barnhart et al. 2011, <em>Science Translational Medicine<\/em>) pro druhov\u011b-, modelov\u011b- a endpointov\u011b specifick\u00e9 d\u00e1vkovac\u00ed doporu\u010den\u00ed.<\/p>\n<h3>Jak\u00e1 je D-aminokyselinov\u00e1 stereochemie D(KLAKLAK)<sub>2<\/sub>, a pro\u010d na tom z\u00e1le\u017e\u00ed?<\/h3>\n<p>Pro-apoptotick\u00e1 \"zabij\u00e1ck\u00e1\" dom\u00e9na Adipotide je syntetizov\u00e1na v\u00fdhradn\u011b v <strong>D-aminokyselinov\u00e9 stereochemii<\/strong> \u2014 zrcadlov\u00e9 verze p\u0159irozen\u00fdch L-aminokyselin. D\u016fvodem je odolnost v\u016f\u010di prote\u00e1z\u00e1m: bun\u011b\u010dn\u00e9 a cirkuluj\u00edc\u00ed prote\u00e1zy rozpozn\u00e1vaj\u00ed a degraduj\u00ed peptidy na z\u00e1klad\u011b p\u0159irozen\u00e9 L-aminokyselinov\u00e9 stereochemie, tak\u017ee peptid s D-aminokyselinami je pro hostitelskou proteol\u00fdzu v podstat\u011b neviditeln\u00fd. To chr\u00e1n\u00ed \"zabij\u00e1ckou\" dom\u00e9nu p\u0159ed p\u0159ed\u010dasnou degradac\u00ed, ne\u017e dos\u00e1hne sv\u00e9ho mitochondri\u00e1ln\u00edho c\u00edle. Nav\u00e1d\u011bc\u00ed dom\u00e9na (CKGGRAKDC) je v norm\u00e1ln\u00ed L-aminokyselinov\u00e9 stereochemii, proto\u017ee se mus\u00ed v\u00e1zat na hostitelsk\u00fd protein (prohibitin-1) v kanonick\u00e9 geometrii receptor-ligand \u2014 D-stereochemie by vazbu zcela znemo\u017enila. Tento design s rozd\u011blenou stereochemi\u00ed (L-dom\u00e9na pro vazbu + D-dom\u00e9na pro odolnost v\u016f\u010di prote\u00e1z\u00e1m) je opakuj\u00edc\u00edm se motivem v designu chim\u00e9rick\u00fdch peptidov\u00fdch l\u00e9\u010div a je jednou z nej\u010dast\u011bji citovan\u00fdch vlastnost\u00ed Adipotide.<\/p>\n<h3>Pro\u010d nen\u00ed Adipotide schv\u00e1len FDA?<\/h3>\n<p>Adipotide je v\u00fdzkumn\u00e1 slou\u010denina, kter\u00e1 dokon\u010dila f\u00e1zi I klinick\u00fdch studi\u00ed u lidsk\u00fdch pacient\u016f s rakovinou (rakovina prostaty, 2014\u20132016), ale nepokro\u010dila do rozs\u00e1hl\u00fdch studi\u00ed f\u00e1ze II\/III. D\u016fvody jsou kombinace dokumentovan\u00e9 nefrotoxicity (kter\u00e1 omezuje d\u00e1vkovac\u00ed okno v jak\u00e9mkoli kontextu s lidsk\u00fdmi subjekty), skromn\u00fdch publikovan\u00fdch \u00fadaj\u016f o \u00fa\u010dinnosti v dosavadn\u00ed omezen\u00e9 klinick\u00e9 pr\u00e1ci a relativn\u011b \u00fazk\u00e9 indikace (vaskul\u00e1rn\u011b c\u00edlen\u00e1 apopt\u00f3za je mechanismem vhodn\u00e1 pro ur\u010dit\u00e9 onkologick\u00e9 stavy, ale \u0161ir\u0161\u00ed v\u00fdvojov\u00e1 cesta je nejasn\u00e1). Slou\u010denina z\u016fst\u00e1v\u00e1 dodnes v\u00fdzkumn\u00fdm n\u00e1strojem, \u0161iroce pou\u017e\u00edvan\u00fdm jako kanonick\u00e1 referen\u010dn\u00ed slou\u010denina pro design chim\u00e9rick\u00fdch peptidov\u00fdch l\u00e9\u010div.<\/p>\n<h3>Jak se Adipotide li\u0161\u00ed od AOD-9604?<\/h3>\n<p>Zcela odli\u0161n\u00e9 mechanismy, p\u0159esto\u017ee ob\u011b jsou \u201cv\u00fdzkumn\u00e9 peptidy pro redukci tuku\u201d.\u201d <a href=\"https:\/\/medsbase.com\/cs\/aod-9604\/\">AOD-9604<\/a> je 16-aminokyselinov\u00fd fragment C-konce hGH, kter\u00fd p\u0159\u00edmo aktivuje lipol\u00fdzu v adipocytech prost\u0159ednictv\u00edm \u03b23-adrenergn\u00edho receptoru (bez vazby na GHR). Adipotide je 25-aminokyselinov\u00fd chim\u00e9rick\u00fd peptid, kter\u00fd ni\u010d\u00ed c\u00e9vn\u00ed z\u00e1soben\u00ed <em>k<\/em> adipocyt\u016f prost\u0159ednictv\u00edm c\u00edlen\u00e9 apopt\u00f3zy endotelu. AOD-9604 vyvol\u00e1v\u00e1 rychl\u00e9 akutn\u00ed lipolytick\u00e9 \u00fa\u010dinky b\u011bhem hodin; Adipotide zp\u016fsobuje pomal\u00e9 sn\u00ed\u017een\u00ed tk\u00e1n\u011b v pr\u016fb\u011bhu dn\u016f a\u017e t\u00fddn\u016f. AOD-9604 je obecn\u011b dob\u0159e tolerov\u00e1n; Adipotide m\u00e1 dokumentovanou nefrotoxicitu. V\u00fdzkumn\u00edci studuj\u00edc\u00ed mechanismy obezity \u010dasto pou\u017e\u00edvaj\u00ed oba jako paraleln\u00ed pozitivn\u00ed kontroly p\u0159edstavuj\u00edc\u00ed dva konce mechanistick\u00e9ho spektra \u201cadipocyt-intrinzick\u00fd vs. vaskul\u00e1rn\u00ed z\u00e1soben\u00ed tukov\u00e9 tk\u00e1n\u011b\u201d.<\/p>\n<h3>M\u016f\u017ee b\u00fdt Adipotide kombinov\u00e1n s dal\u0161\u00edmi peptidy pro redukci tuku ve v\u00fdzkumn\u00fdch protokolech?<\/h3>\n<p>Ano \u2014 Adipotide je mechanisticky ortogon\u00e1ln\u00ed k lipolytick\u00fdm peptid\u016fm (<a href=\"https:\/\/medsbase.com\/cs\/aod-9604\/\">AOD-9604<\/a>), peptid\u016fm osy GLP-1 (<a href=\"https:\/\/medsbase.com\/cs\/semaglutide\/\">semaglutide<\/a>, <a href=\"https:\/\/medsbase.com\/cs\/tirzepatide\/\">tirzepatide<\/a>) a metabolick\u00fdm peptid\u016fm (<a href=\"https:\/\/medsbase.com\/cs\/mots-c\/\">MOTS-c<\/a>), tak\u017ee kombinace jsou mechanisticky racion\u00e1ln\u00ed pro v\u00fdzkumn\u00e9 protokoly, jejich\u017e c\u00edlem je rozli\u0161it r\u016fzn\u00e9 vrstvy biologie tukov\u00e9 tk\u00e1n\u011b. Nej\u010dast\u011bji publikovan\u00e9 kombinace v omezen\u00e9 literatu\u0159e jsou Adipotide + agonista GLP-1 (testov\u00e1n\u00ed, zda vaskul\u00e1rn\u00ed ablace p\u0159id\u00e1v\u00e1 k \u00fabytku hmotnosti zp\u016fsoben\u00e9mu potla\u010den\u00edm chuti k j\u00eddlu). Ka\u017edou slou\u010deninu rekonstitujte zvl\u00e1\u0161\u0165 a dodr\u017eujte specifick\u00e1 pravidla skladov\u00e1n\u00ed pro ka\u017edou slou\u010deninu. Jako v\u017edy u Adipotide in vivo je vy\u017eadov\u00e1n komplexn\u00ed monitoring ren\u00e1ln\u00edch funkc\u00ed bez ohledu na sou\u010dasn\u011b pod\u00e1vanou slou\u010deninu.<\/p>\n<h3>Jak\u00fd je rozd\u00edl mezi Adipotide \/ FTPP a \u201cprohibitin-targeting peptide-1\u201d (PTP1)?<\/h3>\n<p>PTP1 je pouze homing-dom\u00e9nov\u00fd peptid \u2014 pouze cyklick\u00e1 sekvence CKGGRAKDC, bez pro-apoptotick\u00e9 D(KLAKLAK)<sub>2<\/sub> killer dom\u00e9ny. Samotn\u00e9 PTP1 v\u00e1\u017ee prohibitin-1 na c\u00e9vn\u00edm syst\u00e9mu tukov\u00e9 tk\u00e1n\u011b (WAT), ale nevyvol\u00e1v\u00e1 \u017e\u00e1dnou apoptotickou aktivitu \u2014 je to pouze molekul\u00e1rn\u00ed \u201ezipcode\u201c bez \u00fa\u010dinn\u00e9 slo\u017eky. Adipotide \/ FTPP je kompletn\u00ed chim\u00e9ra (CKGGRAKDC + GG linker + D(KLAKLAK)<sub>2<\/sub>), kter\u00e1 kombinuje nav\u00e1d\u011bc\u00ed funkci s \u00fa\u010dinnou slo\u017ekou. V\u00fdzkumn\u00edci studuj\u00edc\u00ed biologii homing-dom\u00e9ny izolovan\u011b pou\u017e\u00edvaj\u00ed PTP1; v\u00fdzkumn\u00edci studuj\u00edc\u00ed integrovan\u00fd efekt c\u00edlen\u00e9 apopt\u00f3zy pou\u017e\u00edvaj\u00ed kompletn\u00ed chim\u00e9ru Adipotide.<\/p>\n<div class=\"medsbase-trust-strip\" style=\"background: #f4f8fb; border: 1px solid #d8e3eb; padding: 12px 16px; margin: 20px 0 8px; border-radius: 4px; font-size: 14px;\"><strong>Pro\u010d objedn\u00e1vat v\u00fdzkumn\u00e9 slou\u010deniny od MedsBase:<\/strong> Lyofilizovan\u00e9 peptidy a slou\u010deniny HPLC \u226599% \u00b7 COA dostupn\u00e9 na vy\u017e\u00e1d\u00e1n\u00ed \u00b7 Diskr\u00e9tn\u00ed teplotn\u011b stabiln\u00ed balen\u00ed \u00b7 Celosv\u011btov\u00e1 p\u0159eprava \u00b7 <a href=\"https:\/\/medsbase.com\/cs\/medsbase-re-shipment-assurance-policy\/\">Reshipment Assurance<\/a> na ka\u017edou objedn\u00e1vku \u00b7 1,400+ ov\u011b\u0159en\u00fdch <a href=\"https:\/\/medsbase.com\/cs\/reviews\/\">recenz\u00ed z\u00e1kazn\u00edk\u016f<\/a><\/div>\n<p><!-- medsbase-related-alts-v1 --><\/p>\n<h2>Dal\u0161\u00ed v\u00fdzkumn\u00e9 peptidy pro v\u00fdzkum tukov\u00e9 tk\u00e1n\u011b a redukce tuku<\/h2>\n<ul>\n<li><a href=\"\/cs\/aod-9604\/\"><strong>AOD-9604<\/strong><\/a> \u2014 Lipolytick\u00fd C-termin\u00e1ln\u00ed fragment hGH \u2014 p\u0159\u00edm\u00e9 srovn\u00e1n\u00ed mechanism\u016f; adipocyt\u00e1rn\u00ed vs. c\u00e9vn\u00ed c\u00edlen\u00ed<\/li>\n<li><a href=\"\/cs\/hgh-fragment-176-191\/\"><strong>HGH Fragment 176-191<\/strong><\/a> \u2014 Nestabilizovan\u00fd lipolytick\u00fd fragment \u2014 alternativn\u00ed n\u00e1stroj pro p\u0159\u00edmou lipol\u00fdzu adipocyt\u016f<\/li>\n<li><a href=\"\/cs\/semaglutide\/\"><strong>Semaglutide<\/strong><\/a> \u2014 Agonista receptoru GLP-1 \u2014 centr\u00e1ln\u00ed mechanismus potla\u010duj\u00edc\u00ed chu\u0165 k j\u00eddlu<\/li>\n<li><a href=\"\/cs\/tirzepatide\/\"><strong>Tirzepatide<\/strong><\/a> \u2014 Dvojit\u00fd agonista GLP-1\/GIP \u2014 \u0161ir\u0161\u00ed metabolick\u00e9 \u00fa\u010dinky<\/li>\n<li><a href=\"\/cs\/mots-c\/\"><strong>MOTS-c<\/strong><\/a> \u2014 Metabolick\u00fd peptid odvozen\u00fd z mitochondri\u00ed \u2014 v\u00fdzkum \u00fabytku tuku alternativn\u00edm mechanismem<\/li>\n<li><a href=\"\/cs\/bac-water\/\"><strong>BAC Water (Bakteriostatick\u00e1 voda)<\/strong><\/a> \u2014 Nezbytn\u00e9 pro rekonstituci jak\u00e9hokoli lyofilizovan\u00e9ho vialu \u2014 steriln\u00ed \u0159edidlo s 0,9% konzervantem benzylalkoholu<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>\u2705 25-aminokyselinov\u00fd chim\u00e9rick\u00fd peptid \u2014 CKGGRAKDC homing + GG linker + D(KLAKLAK)\u2082 proapoptotick\u00fd zabij\u00e1k<br \/>\n\u2705 C\u00edl\u00ed na prohibitin-1 + annexin A2 na kapil\u00e1rn\u00edm endotelu b\u00edl\u00e9 tukov\u00e9 tk\u00e1n\u011b<br \/>\n\u2705 Spou\u0161t\u00ed apopt\u00f3zu c\u00e9vn\u00edho endotelu \u2192 vyhladov\u011bn\u00ed krevn\u00edho z\u00e1soben\u00ed adipocyt\u016f<br \/>\n\u2705 ~11% \u00fabytek hmotnosti u makak\u016f b\u011bhem 4 t\u00fddn\u016f (Barnhart 2011, Sci Trans Med)<br \/>\n\u2705 MD Anderson \/ Kolonin-Arap-Pasqualini chim\u00e9rick\u00fd peptid; molekulov\u00e1 hmotnost ~2 611 Da<\/p>\n<p><strong>Adipotide \/ FTPP<\/strong> obsahuje chim\u00e9rick\u00fd v\u00fdzkumn\u00fd peptid CKGGRAKDC-GG-D(KLAKLAK)\u2082. <em>Dokumentovan\u00e1 nefrotoxicita ve studi\u00edch na prim\u00e1tech \u2014 pouze pro v\u00fdzkumn\u00e9 \u00fa\u010dely.<\/em><\/p>","protected":false},"featured_media":71465,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[5426],"product_tag":[6509,6504,6506,6502,6505,6507,6508,6494],"class_list":{"0":"post-71456","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-peptides","7":"product_tag-adipose-vasculature","8":"product_tag-adipotide","9":"product_tag-chimeric-peptide","10":"product_tag-fat-loss-research","11":"product_tag-ftpp","12":"product_tag-pro-apoptotic-peptide","13":"product_tag-prohibitin-targeting","14":"product_tag-research-peptide","16":"first","17":"instock","18":"shipping-taxable","19":"purchasable","20":"product-type-variable","21":"has-default-attributes"},"acf":[],"_links":{"self":[{"href":"https:\/\/medsbase.com\/cs\/wp-json\/wp\/v2\/product\/71456","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/medsbase.com\/cs\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/medsbase.com\/cs\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/medsbase.com\/cs\/wp-json\/wp\/v2\/comments?post=71456"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/medsbase.com\/cs\/wp-json\/wp\/v2\/media\/71465"}],"wp:attachment":[{"href":"https:\/\/medsbase.com\/cs\/wp-json\/wp\/v2\/media?parent=71456"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/medsbase.com\/cs\/wp-json\/wp\/v2\/product_brand?post=71456"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/medsbase.com\/cs\/wp-json\/wp\/v2\/product_cat?post=71456"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/medsbase.com\/cs\/wp-json\/wp\/v2\/product_tag?post=71456"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}