Na Cocer Peptides bin rayt am 
1 mɔnt dɔn pas
ƆL DI ATIKUL ƐN PRODƆKT INFƆMƐSHƆN WE DƐN GI NA DIS WƐBSAYT NA FƆ ƆL FƆ DI INFƆMƐSHƆN ƐN FƆ EDYUKESHƆN.
Di prɔdak dɛn we dɛn gi na dis wɛbsayt na fɔ in vitro risach nɔmɔ. in vitro risach (Latin: *in glas*, we min insay glas) dεn de du am ausayd mכtalman bכdi. Dɛn prɔdak ya nɔto mɛrɛsin, dɛn nɔ gɛt di aprɔval frɔm di US Food and Drug Administration (FDA), ɛn dɛn nɔ fɔ yuz dɛn fɔ protɛkt, trit, ɔ mɛn ɛni mɛrɛsin, sik, ɔ sik. Di lɔ nɔ gri fɔ mek dɛn put dɛn tin ya insay mɔtalman ɔ animal bɔdi ɛni we.
Dεmכrfin na wan pawaful opioid pεptida we dεn ayd frכm di skin fכ sכm frog spεshal frog dεm.
Di Mεkanism fכ Dεmכrfin in Analjεsik Efεkt dεm
Intarakshɔn wit Opioid Risɛptɔ dɛn
Dεmכrfin de fכs fכ du in analgesic ifekt dεm bay we i de intarakt wit di μ-opioid rεsεpכta (MOP). di μ-opioid risεptor na di kכl mεmba fכ di opioid rεsεpכta famili εn i de ple imכtant rol fכ mכdule di pen. dεmכrfin εn in analכg dεm kin spεshal fכ biεn di MOP rεsεpכta, we lεk wan ki we fit insay wan lכk, we de aktibכt dכwnstrim signal path dεm. [Cys (ATTO 488) 8] Dεmכrfin - NH2 (DermATTO488), wan nכvel fכrosεnt Dεmכrfin analכg we bεys pan ATTO488, de biεn HEK εn CHO sεl dεm we de εksprεs hכman MOP rεsεpכta dεm εn i de sho di sem kayn binding kכntribyushכn to Dεmכrfin. i de stimulat G protin binding, promuot GTPγ[35S] binding, dat de aktibכt rilayt signal transdyushכn, εn ultimately inhεbit pen signal transmishכn. dεmכrfin de stimulate ERK1/2 fכsfכrayleshכn bak, fכ infכlכw intasεlulyar bayolojikal prכsεs dεm εn tek pat pan di rεguleshכn fכ analgesic ifekt dεm.
inhibishכn fכ di pen signal transmishכn na di spεnal kכd lεvεl
εkspiriεnshכnal stכdi dεn sho se Dεmכrfin de sכmtεm inhεbit pen signal transmishכn na di spεnal kכd lεvεl. insay εkspεriεns, intravenכs infushכn fכ 0.16 mg/kg Dεmכrfin indyuz wan siknifikant εn sכstayn inkrεs pan di nosisεptiv flekshכn rεflεks trεshold in hεlty volontia dεm, εn dis ifekt bin ikwal pronכns in sכbjεkt dεm wit komplit krכnik spεnal kכd injuri, we sho se Dεmכrfin fכs inhεbit nosisεptiv transmishכn na di spεnal kכd lεvεl. dis mεkanism fכ akshכn kin riliyt to di rεgεlyushכn we Dεmכfin de du fכ nyurotransmitta rilis insay di spεnal kכd כ in dayrekt akshכn pan spεnal kכd nyuron dεm. di spεnal kכd de wok lεk wan krichכ hab fכ di pen signal transmishכn, εn di mכduleshכn we Dεmכfin de du fכ in fכnshכn de blכk di כpwכd transmishכn fכ pen signal to di bren, we de mek i de achy analgesic ifekt dεm.
Yunik rεsεptכr akshכn kכntribyushכn dεm
pan tap we nalokson kin komplitli antagoniz di ifekt dεm we mכfin εn opioid analכg dεm de gi, i kin כnli pat (aprכksimatli 50%) rivεs di inhibitory ifekt we Dεmכrfin de gi pan nosisεptiv spεnal rεflεks dεm. dis sho se Dεmכrfin de intarakt wit difrεn grup dεm fכ di spεnal opioid rεsεpכta dεm we i de indyuz analgesia, εn in mεkanism fכ akshכn difrεn frכm di wan fכ tradishכnal opioid drog dεm. Dis mכd fכ akshכn de gi sכm advantej dεm na analgesic aplikεshכn, lεk fכ ridyus kכmכn sayd ifekt dεm we de asai wit tradishכnal opioid dכg dεm.
Analjεsik Pεrformεns כf Dεmכrfin in Animal εkspεriεns
Effective Analgesia in Mכltipכl Animal Mכdel dεm
In difrεn animal pen mכdel dεm, Dermorphin dכn sho pכtεnt analgesic ifekt dεm. insay εkspεriεns lεk tel-flik, hot plet, tel pinch, fכmalin, εn asetεk asid writhing tεst, intrapεritכnial administreshכn fכ Dεmכrfin εn in rilayt pεptida dεm rεdכks animal dεm in sεnsitiviti to pen εn inkrεs dεn pen thrεshold. dis εkspεriεns dεm bin simul pen we difrεn digri εn tכp dεm, kכmprεhεnsivli validet di analgesic kεpabiliti dεm we Dεmכrfin de gi. Insay di hot plet tɛst, afta dɛn dɔn gi Dɛmɔrfin to animal dɛn, di latɛns tɛm fɔ lik dɛn paw ɔ jomp bin rili lɔng, we sho se di pen rispɔns wik to tɛmal stimulashɔn, so dat i sho se Dɛmɔrfin gɛt fayn fayn analjɛsik ifɛkt.
Kɔmparativ Advantej Ɔva Ɔda Analjɛsik Drugs
We yu kɔmpia am wit tradishɔnal analjɛsik drɔgs lɛk mɔfin, Dɛmɔfin de sho bɔku bɛnifit dɛn pan sɔm aspek dɛn. insay animal mכdel dεm, afta dεn administreshכn intrasεribroventrikular, Dεmכrfin sho mכr sεlektiv εn pכtεnt analjεsik ifekt dεm pas mכfin, wit lכng tεm fכ akshכn. sכm sεntez Dεmכrfin tεtrapεtid dεm dεn sho bak hכy analgesic aktiviti, wit analgesic pכtεns aprכksimatli 1,500 tεm εn 17 tεm di mכfin afta intrasεribroventrikular כ sכbkutan administreshכn in mays, rispεktivli. Dɛn advantej ya de gi prɔmis prɔspɛkt fɔ di klinik aplikeshɔn fɔ Dɛmɔrfin insay analjɛsia, we kin adrɛs di shɔtkɔm dɛm fɔ tradishɔnal analjɛsik drɔgs, lɛk insufishɛnt analjɛsik ɛfifikɛshɔn ɔ di tɛm we i fɔ tek.
Risach ɛn Aplikeshɔn Ɛksplɔrɔshɔn fɔ Dɛmɔrfin insay Mɔtalman
Di Rizult dɛn we di Klinik Trayal bin gɛt fɔs
Insay 1985, wan randomized, plasɛbo-kɔntrold klinik trayal pan di yus ɔf Dɛmɔrfin fɔ postɔparetiv pen sho se Dɛmɔfin we dɛn gi tru intratɛkal injɛkshɔn bin rili ɔtpɔfɔm plasɛbo ɛn mɔfin (we dɛn yuz as rɛfrɛns kɔmpawnd) pan tin dɛn we gɛt fɔ du wit analjɛsik ɛfifikɛshɔn. Dis landmak stכdi bin gi krεs sכpכt εvidεns fכ di klinik aplikεshכn fכ Dεmכrfin in analgesia, we hεlayt in imεn pכtεnshal in postכpεraytiv pen mεnejmεnt.
Di Tin dɛn we pɔsin kin du fɔ yuz am
Pɔst ɔpreshɔnal Pen Manejmɛnt: Ɔspitul trauma kin mek dɛn gɛt siriɔs pen afta dɛn dɔn ɔpreshɔn, we kin rili ambɔg di sikman dɛn we de wɛl ɛn di kwaliti fɔ layf. di dεmכrfin in demonstret efficacy fכ εlivεt di post כpεraytiv pen in εli klinik trial dεm posishun am as prכmis nyu opshכn fכ postכpεraytiv analgesia. We yu kɔmpia am wit tradishɔnal analjɛsik drɔgs dɛn we dɛn kin yuz afta dɛn dɔn ɔpreshɔn, in yon we fɔ akshɔn ɛn di bɛnifit dɛn we i gɛt—lɛk fɔ ridyus di risk fɔ lɛ dɛn nɔ gri wit di drɔgs ɛn fɔ dipen pan am—de gi di sikman dɛn wan sɔlvishɔn we sef ɛn we go wok fayn.
Tritmɛnt fɔ pen we nɔ de dɔn: Fɔ di wan dɛn we gɛt pen we nɔ de dɔn, mɔ di wan dɛn we nɔ de fil fayn to tradishɔnal mɛrɛsin dɛn we de mek pɔsin fil pen ɔ we gɛt bɔku sayd ɛfɛkt, Dɛmɔfin kin bi valyu ɔda tritmɛnt opshɔn. Insay di mɛnejɛmɛnt fɔ di pen we nɔ de dɔn na di wan dɛn we gɛt kansa, di we aw dɛn de trit dɛn naw stil gɛt sɔm tin dɛn we dɛn nɔ ebul fɔ du. Di we aw Dɛmɔfin kɔmɔt de briŋ nyu op to dis pipul dɛn we sik. I kin ebul fɔ kɔntrol di pen we de kɔntinyu fɔ de na di wan dɛn we gɛt kansa ɛn i kin mek dɛn liv bɛtɛ layf.
Palliative care: Insay palliative care sɛtin, fɔ stɔp di sik pipul dɛn pen na di fɔs tin we dɛn fɔ du. di pawaful analgesic prכpati dεm we dεmכrfin de mek de mek i bi prכmis kandidet fכ εliviet εnd-כf-layf pen na palliativ kεriכn. Tru di rayt we fɔ gi am ɛn ajɔst di doz, i kin ɛp di sikman dɛn fɔ ridyus di sɔfa ɛn mek dɛn fil fayn we dɛn de du di las stej dɛn na dɛn layf.
Dɔn
As wan tin wit wan yunik analgesic mεkanism εn signifyant analgesic ifekt dεm, Dermorphin de hol prכmis aplikεshכn dεm na di fild fכ pen mεnejmεnt.
Sos dɛn we dɛn pul
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[2] Hesselink J, Schatman M E. Ridiskovri fכ ol drog dεm: di fכgεt kes fכ dεmכrfin fכ postכpεraytiv pen εn palliashכn[J]. J ɔ rnal ov Pen Risach, 2018,11:2991-2995.DOI:10.2147/JPR.S186082.
[3] Guzevatykh L. S., Vɔronina T. A., Ɛmɛl’Ianova T. G., ɛn ɔda pipul dɛn. Kכmparativ analisis fכ analgesic aktiviti dεm fכ dεmכrfin, [DPro6]-dεmכrfin, εn dεn C-tεrminal tripεptida dεm[J]. Izv akad nauk ser biol, 2007(5):577-582. http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Ritriv&db=pubmed&dopt=Abstrakt&list_uids=18038625&kwɛstyɔn_hl=1
[4] Sandrini G, Degli U. E., Salvadori S, ɛn ɔda pipul dɛn. dεmכrfin de inhεbit spεnal nosisεptiv flekshכn rεflεks insay mכtalman[J]. Bren Risach, 1986,371 (2): 364-367.DOI: 10.1016/0006-8993 (86) 90376-8.
[5] Salvadori S, Marastoni M, Balboni G, ɛn ɔda pipul dɛn. sεntesis εn opioid aktvכti fכ dεmכrfin tεtrapεptida dεm we de bia D-mεtiכnin S-oksayd na posishכn 2[J]. J ɔ rnal ov M ɛ d ɛ sinal K ɛ m ɛ stri, 1986, 29(6): 889-894.DOI: 10.1021/jm00156a003.
Prodak we de fɔ yuz fɔ risach nɔmɔ:
