Gyaran Peptide

Peptides mai cutarwa

Bayyana ko wuce gona da iri na wasu takamaiman ƙwayoyin sigina ta ƙwayoyin cutar kansa suna haifar da haɓakar haɗin peptide wanda zai iya kaiwa ga waɗannan ƙwayoyin sigina..

Menene Chelating Peptides?

Hada peptides zuwa karfe chelators (misali. DOTA, AMFANI, da dai sauransu.) yana ba da hanya mai ban sha'awa don hoton nama na kansa ko hanyoyin kwantar da hankali waɗanda ke jigilar oncotoxins zuwa ƙwayoyin kansa. Interleukin 13 siginar kwayoyin alpha 2 (Saukewa: IL13RA2) kwayar sigina ce mai sigina wacce ta wuce gona da iri a cikin mafi yawan gliomas (GBMs) amma baya cikin sel na al'ada. Yin niyya ga ligands waɗanda ke ɗaure irin wannan siginar siginar na iya ba da sabuwar hanya don kula da gliomas mai cutarwa. (GBMs). Domin IL13RA2 yana da alaƙa da IL13, wannan siginar kwayar halitta manufa ce mai ban sha'awa a cikin hanyoyin kwantar da hankali waɗanda ke canza ƙwayoyin cytotoxic na kansa zuwa mummunan glioma. (GBMs) Kwayoyin.Peptide-1 mai layi (Pep-1L) an kimanta ikonta na ɗaure IL13RA2 ta hanyar da aka yi niyya, da kuma ta hanyar chelating gyare-gyare, Peptide-1 linear (Pep-1L) na iya ɗaukar cytotoxin Actinium-225, AC-225, a kan m glioma (GBMs) Kwayoyin.

Chelating Peptides sabis

Jerin gama gari

Magana ko wuce gona da iri na takamaiman ƙwayoyin sigina ta ƙwayoyin kansa ya haifar da haɓakar haɗin peptide wanda zai iya kaiwa ga waɗannan ƙwayoyin sigina., da MOL Canje-canje yana ba da sauye-sauye na peptide chelator gyare-gyare, ciki har da DOTA da DTPA.

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Cikakken suna

DOTA

1,4,7,10-tetraazacyclododecane-N,N,N,N-tetraacetic acid

AMFANI

1,4,7-triazacyclononane-N,N,N-triacetic acid

AUNT

1,4,8,11-tetraazacyclotetradecane-1,4,8,11-tetraacetic acid

DTPA

Diethylnetriamine pentaacetic acid

IDA

Iminodiacetic acid

Farashin CB-TE2A

4,11-bis(carboxymethyl)-1,4,8,11-tetraazabicyclo[6.6.2]hexadecane

DiAmSar

1,8-Diamino-3,6,10,13,16,19-hexaazabicyclo[6,6,6]-eicosane

Fitattun Bayani

Sabbin Hazaka a cikin Zane na Bioactive Peptides da Chelating Agents don Hoto da Farfaji a cikin Oncology

Yawancin peptides na roba an ƙera su don ganewar asali da kuma maganin cututtukan daji na ɗan adam dangane da ikon su na kai hari kan takamaiman masu karɓa akan farfajiyar tantanin halitta ko don shiga cikin tantanin halitta.. gyare-gyaren sinadarai na sarƙoƙin amino acid sun inganta aikin nazarin halittu sosai, kwanciyar hankali da ingancin analogues peptide a halin yanzu ana aiki azaman magungunan anticancer ko azaman masu gano hoto na ƙwayoyin cuta.. Zaman lafiyar somatostatin, Integrins da analogues na bombesin a cikin jikin ɗan adam sun ƙaru sosai ta hanyar hawan keke da/ko shigar da amino acid waɗanda ba na halitta ba a cikin jerin peptide.. Haka kuma, Gabaɗaya pharmacokinetic Properties na irin wannan analogues da sauransu (ciki har da cholecystokinin, peptide na intestinal vasoactive da neurotensin analogues) An inganta su ta hanyar PEGylation da glycosylation. Bugu da kari, haɗuwa da waɗannan analogues na peptide zuwa sabbin masu haɗin gwiwa da chelators bifunctional (kamar AAZTA, AUNT, TARKO, NUMBER da dai sauransu.), samar da radiyo mai lakabin radiyo tare da ƙãra rabin rayuwa da kuma ɗaure mafi girma ga masu karɓa na cognate. Wannan bita ya bayyana mafi mahimmancin gyare-gyaren sinadarai na kwanan nan da aka gabatar a cikin jerin amino acid da kuma masu haɗin gwiwa da kuma sababbin masu binciken bifunctional waɗanda suka inganta ƙayyadaddun ƙayyadaddun bayanai da ji na peptides da aka yi amfani da su a cikin cututtukan oncologic da jiyya..

Abubuwan Gyaran Peptide masu alaƙa

peptide glycosylation

peptide glycosylation

Peptide glycosylation shine gyare-gyare na covalent wanda zai iya inganta halayen physicochemical na peptides.

Kara karantawa

peptide phosphorylation

peptide phosphorylation

Phosphoralation na iya faruwa akan Serine (S, Don zama), Threonine (T, Thr) da kuma Tyrosine (Y, Tyr) sarƙoƙi na gefe ta hanyar haɗin phosphoester

Kara karantawa

Peptides masu tasowa

Peptides masu tasowa

Gabatarwar amino acid guda biyu marasa dabi'a wadanda ke dauke da α-methyl, Ƙungiyoyin α-alkenyl yayin haɓakaccen lokaci mai ƙarfi na sarƙoƙi na peptide.

Kara karantawa

Cyclic Peptide

Cyclic Peptide

Juyin hawan peptide yana haɓaka kwanciyar hankali na peptides (dangane da analogues na layin su) kuma dabara ce ta gama gari a cikin ci gaban peptide.

Kara karantawa

peptide gyara

Ƙwarewa mai zurfi a cikin gyaran peptide, samar da hanyoyi masu dacewa da yawa don binciken peptide.

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