Adenosine muhimmin sinadaran ne da aka sani da nucleoside wanda ya wanzu ta halitta a cikin dukkan kwayoyin jikin. An yi amfani da shi don canja wurin makamashi a cikin kwayoyin ta hanyar samar da kwayoyin kamar adenosine triphosphate (ATP) da adenosine diphosphate (ADP), kuma shi ma daya daga cikin manzannin sunadarai, ko neurotransmitters, a cikin kwakwalwa. Bugu da ƙari da wasu ayyuka dabam-dabam, an gano adenosine don zama mai tasiri mai mahimmanci na halitta, yana fadada tasoshin jini, kuma yana taimakawa wajen daidaita ƙwayar zuciya.
Ta Yaya Jiki Yayi Adenosine?
An halicci adenosine ta jiki cikin jiki daga hade adenine, abu mai gina jiki na nitrogen, da ribose, sukari. Bugu da ƙari, kasancewar mai neurotransmitter, adenosine an classified a matsayin sinadaran da aka sani da xanthine. Kowane tantanin halitta a cikin jiki yana dauke da adenosine wanda ke ƙunsar DNA da RNA.
Yaya Yarda Hutawa Daga Adenosine?
Adenosine yana da muhimmin aiki a cikin matakai masu yawa na biochemical kuma yana daya daga cikin masu yawa da kuma masu neuromodulators da ke shafar yanayin halayen barci, musamman ma fararen barci. A cikin kwakwalwa, shi ne mai ba da izini neurotransmitter, ma'ana yana aiki a matsayin tsarin tsakiya mai juyayi kuma yana hana wasu matakai da ke hade da wakefulness. Yayinda matakai masu tsabta na adenosine a cikin kwakwalwa sun tashi kowane sa'a kuma saboda haka ana ganin sun kasance da alhakin ƙananan barci wanda zai bunkasa tsawon mutum yana farka.
A lokacin tashin hankali, matakan adenosine sukan karu a wurare na kwakwalwa da suke da muhimmanci ga inganta ƙyamar zuciya , musamman ma tsarin reticular activating a cikin kwakwalwa. Tare da ƙananan haɗuwa da haɗuwa, adenosine yana hana ƙanshin zuciya kuma yana haddasa barci. Bayan haka, matakan adenosine sukan karu a lokacin barci. Saboda haka, masana kimiyya sun dade da yawa da cewa girman matakan adenosine zai haifar da barci.
A hakika, maganin kafeyin da aka samu a kofi, shayi, da sauran abubuwan sha na caffein, yana da sinadarin xanthine kamar adenosine kuma yayi aiki don hana barci ta hanyar hana adenosine a cikin kwakwalwa, wanda yana kara wakefulness. A wasu kalmomi, idan kun sha maganin kafeyin, ya sami sakamako mai ban sha'awa ta hanyar hana aikin adenosine na kwakwalwarka.
Sannu na barci
Yayinda mutum yana barci, kwakwalwarsa tana aiki har yanzu a lokacin nauyin barci . Sauran matakan barci duk suna aiki ne daban don hutawa da sake dawowa. Sashe na 1 barci yana halin rashin lafiyar zuwa tada sauƙi; A lokacin da aka yi barci 2, kwakwalwa ta kwantar da hankali kuma idanuwan ido sun dakatar; mutanen da ke cikin mataki 3 barci suna nuna farawar raƙuman kwakwalwa; a mataki na 4 barci, raƙuman kwakwalwar kwakwalwa ta rinjaye; a lokacin mataki na 5, wanda aka sani da barci REM , mafarkai ya faru, ƙwayoyin jiki sunyi kwance, idanu suna hanzari, kuma numfashi yana zama mai zurfi da rashin aiki.
Hanyoyin adenosine metabolism suna ganin sun shafi tasirin zurfin barci, masu bincike sun samo asali, da kuma rashin lafiyar mutum ga rashin barci.
Sources:
Jami'ar McGill. "Ƙwararren Daga Sama zuwa Ƙasa"
Ƙungiyar Magungunan Buka a Aikin Makarantar Harvard. "Gidan Jirgin don Barci da Hancinmu Na Ciki"