Melanotan-2 (MT-2) shine heptapeptide na cyclic na roba da kuma analog na α-melanocyte-stimulating hormone (α-MSH). Yana taka muhimmiyar rawa wajen daidaita melanocyte-stimulating hormone receptors. MT-2 da farko yana aiwatar da tasirin sa ta hanyar hulɗa tare da mai karɓar melanocortin 1 (MC1R). Ana bayyana MC1R sosai akan saman melanocytes. Bayan ɗaure wannan mai karɓa, MT-2 yana ƙaddamar da jerin hanyoyin siginar siginar intracellular, a ƙarshe yana haɓaka haɓakar melanin da rarrabawa, ta haka yana haifar da canje-canje a launin fata. Kara karantawa

Tare da ci gaba da ci gaban kimiyyar rayuwa, bincike kan hanyoyin tsufa ya zama mai zurfi, kuma gano ingantattun hanyoyin rigakafin tsufa ya zama wani muhimmin batu a cikin al'ummar kimiyya. Telomeres, a matsayin tsarin kariya a ƙarshen chromosomes, suna da alaƙa ta kusa da tsufa na salula. Epitalon, ɗan gajeren peptide na roba tare da tasirin tsufa, ya jawo hankali a cikin 'yan shekarun nan. Kara karantawa

Gyaran tsoka da nama sune mahimman hanyoyin ilimin lissafin jiki waɗanda ke kula da aikin motsa jiki, daidaiton tsari, da sake gina aikin bayan raunin da ya faru, wanda ya haɗa da hadaddun hanyoyin kamar yaduwar kwayar halitta, gyare-gyaren matrix extracellular (ECM), angiogenesis, da ƙa'idodin microenvironment mai kumburi. Maɓalli masu mahimmanci a cikin wannan filin - ciki har da ci gaban tsoka, warkar da rauni, gyaran haɗin gwiwa, da kuma raunin wasanni-dogara ga madaidaicin shiga tsakani a cikin kunnawa tantanin halitta, aikin fibroblast, ƙwayar guringuntsi matrix metabolism, da gyaran haɗin gwiwar neuromuscular. Abubuwan Peptide, tare da babban aikin ilimin halitta da ƙayyadaddun ƙayyadaddun manufa, na iya daidaita hanyoyin siginar salula na musamman, inganta haɓakar nama, da hana fibrosis, waɗanda ke fitowa azaman kayan aiki masu mahimmanci don shawo kan kwalabe a cikin hanyoyin gyaran gyare-gyare na gargajiya da kuma nuna fa'idodin aikace-aikacen a cikin maganin wasanni, tiyatar rauni, da magani na farfadowa. Kara karantawa

Lafiyar haifuwa muhimmin bangare ne na lafiyar ɗan adam gabaɗaya, tare da ainihin sa a cikin ma'auni na aiki na tsarin haihuwa a ƙarƙashin tsarin hormonal. Lafiyar haifuwa da ka'idodin hormonal suna wakiltar babban aiki na tsarin endocrin ɗan adam, wanda ya haɗa da mahimman hanyoyin ilimin lissafi kamar samar da gamete, ma'aunin hormone jima'i, kiyaye haihuwa, da ka'idojin aikin jima'i. Waɗannan hanyoyin sun dogara da daidaitaccen iko na axis hypothalamic-pituitary-gonadal (HPG), wanda ke tattare da mahimman hanyoyin haɗin gwiwa kamar shigar da ovulation, maye gurbin hormone jima'i, maganin haihuwa, da daidaita aikin jima'i.  Kara karantawa

Tsarin jijiyoyi yana daidaita fahimta, motsin rai, da ayyukan jiki ta hanyar hadaddun hanyoyin sadarwar neurotransmitter da hanyoyin siginar salula. Lalacewa ko lalacewa a cikin wannan tsarin na iya haifar da manyan lamuran kiwon lafiya kamar cutar Alzheimer, cutar Parkinson, damuwa, damuwa, da raunin jijiya. Hanyoyi masu mahimmanci don kula da ƙwayoyin cuta da lafiyar hankali - ciki har da neuroprotection, haɓaka haɓakawa, ƙa'idodin motsin rai, da gyaran raunin jijiya - sun dogara da madaidaicin tsoma baki a cikin rayuwa na neuronal, synaptic plasticity, neuroinflammation, da kuma hanyoyin farfadowa. Abubuwan da ake kira peptide, tare da babban aikinsu na nazarin halittu da kuma katangar jini-kwakwalwa, sun fito a matsayin ingantattun kwayoyin halitta don kaiwa ga hanyoyin jijiya. Suna jinkirta jinkirin neurodegeneration a matakin salon salula kuma suna inganta gyaran aikin aiki, buɗe sababbin hanyoyi don rigakafi da maganin cututtuka na jijiyoyin jini. Kara karantawa

Haɗin Peptide yana nufin tsarin gina jerin amino acid da samar da haɗin gwiwar amide (watau peptide bond) ta hanyar sinadarai ko ilimin halitta, da gaske yana ba da damar aikin wucin gadi na oligopeptide ko ƙwayoyin polypeptide tare da takamaiman ayyuka na halitta. A matsayin reshe mai mahimmanci na sinadarai na halittu, wannan fasaha tana mai da hankali kan zaɓin kunna amino acid monomers, haɗin kai, da madaidaicin iko na taron jeri, wanda ya mamaye cikakken bakan daga shirye-shiryen dakin gwaje-gwaje na milligram zuwa samar da masana'antu na kilogiram. Dangane da dabaru daban-daban na roba, an kasafta shi cikin hanyoyin biosynthetic dangane da tsarin halittu da hanyoyin hada sinadaran da aka kafa a cikin ka'idojin hada kwayoyin halitta. Kara karantawa

Kalmar 'peptide' ta samo asali ne daga kalmar Helenanci 'πέσσειν' (péssein), ma'ana 'don narkewa.' peptide wani fili ne da amino acid ke samuwa ta hanyar haɗin peptide. Peptide bond, waxanda suke da haɗin kai, sun taso ne daga rashin ruwa tsakanin rukunin α-carboxyl na ɗaya amino acid da α-amino rukuni na wani. An rarraba su ta hanyar ƙididdigar amino acid, peptides masu amino acid 2 zuwa 20 ana kiransu oligopeptides, waɗanda ke da 20 zuwa 50 polypeptides ne, kuma jerin abubuwan da suka wuce amino acid 50 tare da ƙayyadaddun tsarin sararin samaniya gabaɗaya ana rarraba su azaman sunadaran. Peptides yawanci suna da nauyin kwayoyin da ke ƙasa da 10 kDa. Kara karantawa

Cocerpeptides.com yana ba da peptides tare da tsabta fiye da 99%. Cocer Peptides yana samun daidaitaccen iko da tabbatar da kimiyya na tsabtar polypeptide ta hanyar haɗa fasahar ci-gaba da ingantaccen tsarin kula da ingancin aiki: A cikin matakin haɓakawa, ana amfani da ingantaccen tsarin peptide mai ƙarfi (SPPS) don haɗa jerin amino acid daidai. Kara karantawa

Survodutide bincike ne mai tsayin daka mai dual agonist wanda a lokaci guda ya kai hari ga mai karɓar glucagon-kamar peptide-1 (GLP-1R) da mai karɓar insulinotropic polypeptide mai dogaro da glucose (GIPR). Yana buƙatar gudanarwa sau ɗaya kawai na mako-mako, yana ba wa marasa lafiya ƙarin dacewa da haɓaka riko da jiyya na dogon lokaci. Kara karantawa