Jul 16, 2023 Tso lus

Yuav Ua Li Cas Poob Thiab Tswj Ntshav Qab Zib Nrog GLP-1 Cov Khoom

Kev rog rog yog qhov kev sib tw loj hauv ntiaj teb kev noj qab haus huv thiab ib qho tseem ceeb ntawm kev pheej hmoo raumob ntshav qab zib hom 2, kab mob plawv, thiab lwm yam mob. GLP-1-raws li kev kho mob tau dhau los ua txoj hauv kev kho mob tseem ceeb rau kev tswj hwm kev rog thiab ntshav qab zib hom 2. Lawv cov teebmeem ntawm cov metabolism hauv qabzib, qab los noj mov, thiab lub zog sib npaug kuj ua rau lawv qhov chaw ua haujlwm ntawm kev txhim kho tshuaj preclinical.

 

Prisys Primate Science Overview

 

GLP-1-Based Therapies yog dab tsi?

 

Glucagon-zoo li peptide-1 (GLP-1) yog ib qho tshuaj incretin uas cuam tshuam rau kev tswj cov piam thaj metabolism thiab lub zog sib npaug. Tom qab noj zaub mov, GLP-1 pab txhawb rau cov piam thaj-dependent insulin secretion, inhibits glucagon secretion, qeeb plab hnyuv, thiab txhawb kev satiety.

 

GLP-1 receptor agonists ua raws li kev ua haujlwm ntawm endogenous GLP-1 thiab tuaj yeem tsim cov tshuaj muaj txiaj ntsig zoo. Nyob ntawm cov khoom, cov kev kho mob no yuav raug muab los ntawm kev txhaj tshuaj subcutaneous lossis hauv qhov ncauj. Piv txwv xws li exenatide, liraglutide, dulaglutide, thiab semaglutide.

 

Cov txiaj ntsig muaj peev xwm ntawm GLP-1 Kev Kho Mob

 

GLP-1 receptor agonists tuaj yeem txhim kho glycemic tswj thiab txhawb kev kho qhov hnyav hauv cov neeg mob tsim nyog. Nyob ntawm cov tshuaj tshwj xeeb thiab cov neeg mob, qee qhov kev kho mob raws li GLP-1 kuj tau pom cov txiaj ntsig ntawm cov hlab plawv.

 

Cov teebmeem pharmacological ntawm GLP-1 receptor activation txuas ntxiv tshaj li kev tswj hwm cov piam thaj. Cov kev hloov hauv qab los noj mov, plab hnyuv plab, thiab kev siv lub zog ua rau lawv cuam tshuam rau lub cev hnyav. Txawm li cas los xij, qhov ua tau zoo thiab kev nyab xeeb profile sib txawv ntawm cov tib neeg sib xyaw ua ke, thiab cov txiaj ntsig zoo yuav tsum raug soj ntsuam raws li kev kho mob tshwj xeeb thiab cov ntsiab lus kho mob.

 

Kev saib xyuas kev nyab xeeb thiab kev txhim kho

 

Cov xwm txheej tsis zoo hauv plab hnyuv, nrog rau xeev siab, ntuav, raws plab, cem quav, thiab plab tsis xis nyob, yog cov feem ntau tshaj tawm los ntawm GLP-1 receptor agonists. Lwm qhov kev pheej hmoo muaj feem cuam tshuam yog nyob ntawm cov tshuaj tshwj xeeb thiab cov neeg mob thiab tuaj yeem suav nrog cov xwm txheej ntawm lub zais zis, mob pancreatitis, thiab lwm yam kev phiv.

 

Kev txhim kho ntawm GLP-1-raws li kev kho mob yog li ntawd yuav tsum muaj kev ntsuam xyuas dav dav ntawm cov tshuaj pharmacokinetics, pharmacodynamics, cov txiaj ntsig ntsig txog qhov kawg, thiab kev nyab xeeb. Cov kev tshawb fawb preclinical yog ib feem tseem ceeb ntawm cov txheej txheem no, tshwj xeeb tshaj yog thaum ntsuam xyuas kev sib raug zoo ntawm kev sib raug zoo thiab kev cuam tshuam ntawm tus neeg sib tw ua ke ntawm cov ntsiab lus metabolic thiab physiological endpoints.

 

Vim li cas Nonhuman Primates cuam tshuam rau GLP-1 Kev Tshawb Fawb?

 

Nonhuman primates (NHPs) tuaj yeem muab cov ntaub ntawv txhais lus muaj txiaj ntsig thaum lub sijhawm kev txhim kho preclinical ntawm GLP-1-raws li kev kho mob. Lawv qhov zoo sib xws rau tib neeg hauv lub cev, lub cev nqaij daim tawv, cov metabolism, thiab cov kab mob endocrine tuaj yeem cuam tshuam tshwj xeeb thaum ntsuas cov kev kho mob rau cov txheej txheem metabolic.

 

Cov qauv NHP tuaj yeem siv los tshawb xyuas cov tshuaj pharmacological ntawm qhov tsis xws li lub cev qhov hnyav, noj zaub mov, tswj cov piam thaj, insulin rhiab heev, thiab lwm yam metabolic biomarkers. Nyob ntawm tus qauv thiab cov hom phiaj ntawm kev kawm, cov kev ntsuas no tuaj yeem ua ke nrog PK / PD kev ntsuas los qhia txog kev sib raug zoo ntawm kev raug tshuaj thiab tshuaj teb.

 

NHPs tseem tuaj yeem tsim cov tshuaj metabolic phenotypes cuam tshuam rau tib neeg kev rog thiab ntshav qab zib, suav nrog nce lub cev hnyav, kev tswj tsis tau cov piam thaj, thiabinsulin tsis kam. Qhov no ua rau cov qauv xaiv NHP tsim nyog muaj txiaj ntsig zoo rau kev ntsuas cov neeg sib tw kho mob hauv cov ntsiab lus ntawm lub cev uas tuaj yeem muab cov ntaub ntawv ntxiv rau cov kev tshawb fawb nas.

 

NHP Studies hauv Preclinical GLP-1 Development

 

Qhov tsim nyog siv NHPs nyob ntawm cov lus nug tshwj xeeb txog kev txhim kho. Thaum ntxov- kev tshuaj ntsuam theem feem ntau yog ua los ntawm kev siv hauv vitro systems thiab cov qauv tsiaj me, thaum cov kev tshawb fawb NHP tuaj yeem muab cov ntaub ntawv ntxiv thaum hom tsiaj -cov tshuaj tshwj xeeb, kev txhais lus, lossis kev ntsuam xyuas PK/PD ua ke tseem ceeb.

 

Ib txoj kev tshawb fawb zoo - tsim NHP tuaj yeem suav nrog kev ntsuas ntev ntawm lub cev qhov hnyav, kev noj zaub mov, cov piam thaj thiab cov tshuaj insulin, pharmacokinetics, thiab pharmacodynamic biomarkers. Cov ntsiab lus kawg no tuaj yeem pab ua tus yam ntxwv ntawm qhov loj thiab lub sijhawm ntawm cov tshuaj teb thiab txhawb kev xaiv koob tshuaj rau kev txhim kho tom ntej.

 

Kev tshawb fawb NHP yuav tsum ua kom tiav ntau dua li hloov lwm cov qauv ua ntej. Kev xaiv hom tsiaj, tus qauv metabolic, kev kawm ntev, qhov kawg, thiab kev siv tshuaj yuav tsum tau txiav txim siab raws li cov txheej txheem ntawm kev ua, kev siv tshuaj, thiab cov hom phiaj kev loj hlob.

 

Xaus

 

GLP-1-raws li kev kho mob tau dhau los ua ib qho tseem ceeb ntawm kev kho mob rau kev rog rog thiab ntshav qab zib hom 2. Lawv txoj kev loj hlob yuav tsum muaj kev sib xyaw ua ke ntawm cov tshuaj pharmacological, metabolic, PK / PD, thiab kev ntsuas kev nyab xeeb thoob plaws cov qauv tsim nyog.

 

Cov kev tshawb fawb NHP tuaj yeem muab cov ntaub ntawv txhais lus tseem ceeb thaum lo lus nug tshawb fawb xav tau kev soj ntsuam hauv ib hom tsiaj uas muaj lub cev thiab cov yam ntxwv metabolic cuam tshuam rau tib neeg. Thaum koom ua ke kom tsim nyog nrog rau lwm yam kev kho mob, kev tshawb fawb NHP tuaj yeem pab ua kom pom kev sib raug zoo ntawm -kev sib raug zoo, cov teebmeem hauv metabolic, thiab lwm yam khoom siv tshuaj ntawm cov tshuaj kho GLP-1.

 

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