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ALKALOZ FONIDA EOZINOFILLARNING YALLIG'LANISH O'CHOG'IGA KO'CHISHI VA YOPISHISH MEXANIZMLARI

Authors: Tilyabov Ikrom Akrom o`g`li; Xalilov Hikmatulla Dilshodovich;

ALKALOZ FONIDA EOZINOFILLARNING YALLIG'LANISH O'CHOG'IGA KO'CHISHI VA YOPISHISH MEXANIZMLARI

Abstract

Ushbu maqola alkaloz (qon pH darajasining 7.45 dan yuqoriga ko‘tarilishi) fonida eozinofil granulotsitlarning yallig‘lanish o‘chog‘iga migratsiyasi va yopishish (adhesive) mexanizmlariga bag‘ishlangan. Eozinofillar allergik kasalliklar, parazitar invaziyalar va turli yallig‘lanish jarayonlarining asosiy effektor hujayralari hisoblanadi. So‘nggi o‘n yillik tadqiqotlar shuni ko‘rsatdiki, qonning kislota-ishqor muvozanatining buzilishi, xususan alkalotik holatlar, immun hujayralarining funksional faolligiga sezilarli ta’sir ko‘rsatadi. Ammo, alkalozning eozinofillar migratsiyasi va yopishish xususiyatlariga aniq ta’siri yetarlicha o‘rganilmagan. Mazkur sharhda alkalozning hujayra ichi pH darajasiga, yopishish molekulalarining (integrinlar, selektinlar, immunoglobulinlar oilasi) ekspressiyasiga va xemokin retseptorlarining (CCR3, CXCR4) faolligiga ta’sir mexanizmlari batafsil yoritilgan. Shuningdek, alkalotik muhitda eozinofillarning endotelial hujayralarga yopishishining asosiy bosqichlari - rolling, turg‘un yopishish va transmigratsiya jarayonlaridagi o‘zgarishlar tahlil qilingan. Tadqiqotlarning natijalariga ko‘ra, alkaloz eozinofillarda integrinlarning (VLA-4, Mac-1, LFA-1) konformatsion o‘zgarishlariga olib kelib, ularning ligandlarga (VCAM-1, ICAM-1) yaqinlashish darajasini oshiradi. Bundan tashqari, alkalotik muhitda eozinofillarning yallig‘lanish o‘chog‘iga xemotaksisi kuchayishi aniqlangan. Ushbu maqola nafaqat fundamental immunologiya, balki klinik allergologiya, pulmonologiya va reanimatologiya sohalari uchun muhim ahamiyatga ega, chunki alkaloz ko‘plab kritik holatlar (giperventilyatsiya sindromi, metabolik alkaloz, qusish, diuretiklarni qo‘llash)da kuzatiladi.

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
0
Average
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Average