![Tsarin gado na maniyyi ya bambanta sosai da shekaru kuma a ƙarƙashin rinjayar gurbata muhalli 10465_1](/userfiles/21/10465_1.webp)
Sakamakon binciken an buga shi a cikin mujallar epigenomics. An gama binciken tare da tallafin kuɗi na asusun kimiyyar Rasha (rnf). "Sakamakon da ake buƙata akan samfuran dabbobi suna buƙatar tabbaci a cikin binciken ɗan adam. Amma idan manyan canje-canje na Epigetic da ke hade da tsufa ana samunsu a cikin manunƙu, wannan zai iya ba da dan wasan na zamani, dan wasan Likiti, Manajan Tsarin Lafiya, Mai sarrafa OGE Ga Grant rnf, shugaban Epigemitology na Cibiyar Bincike na Cibiyar Kula da Macijin Jarida (Cibiyar Bincike na FCB) mai suna bayan A. N. Berozersky Disamba sanarwa.
A cikin duniyar zamani, matsalar rashin daidaituwa na namiji har yanzu matsalar gaggawa: kimanin kashi 10-20 na maza na haihuwa suna wahala daga wannan magani. Bugu da kari, a cikin shekaru 50 da suka gabata, an rage shi da raguwa na maniyyi a cikin maniyyi na maza na maza na maza na mutanen yammacin, gami da masu gurnani na muhalli, gami da wadanda suka rinjayi iyayen maza.
Yana kara dagula lamarin da mutane ke kara dagula haihuwar yara: Rashin tattalin arziki ya shafi sha'awar cimma tsayin daka, ci gaban rayuwar da ƙari. Kodayake sabunta shirye-shiryen jima'i sel yana ba ku damar samar da maniyyi duk rayuwata, na al'ada gudummawar da ke tattare da kurakurai na asali.
![Tsarin gado na maniyyi ya bambanta sosai da shekaru kuma a ƙarƙashin rinjayar gurbata muhalli 10465_2](/userfiles/21/10465_2.webp)
Canje-canje na Epicetic sun hada da fasalin sunadarai na DNA waɗanda ba sa shafar jerin ƙwayoyin nucleotide da kanta. Yawancin lokaci ana nufin daidaita jikin don canza yanayin muhalli, amma wani lokacin sanye da yanayin lalatewa.
Labari ne game da takamaiman tsarin makircin inda ya faru. Misali, metis na musamman na maniyyia na iya zama saboda sakamakon zuriya, kamar cutar sankara da rashin ƙarfi. An yi bayani game da gaskiyar cewa haɗin ƙungiyar methyl zuwa nucleotide na cytosine a cikin halittar yana haifar da kashewar ƙarshen.
Masana kimiyya daga NII FCB suna mai suna bayan A. N. Blozersky jami'ar Moscow Moscow, tare da abokan aiki, sun yanke shawarar yin nazari kan Methyation na DNA. A saboda wannan, sun tattara da maniyyi da maniyyi na namiji a ranar 65th da 120th sun yi dacewa da matasa da yawa a cikin mutane. Bugu da kari, don nazarin tasirin zubar, ɗaya daga cikin rukunin gungun dabbobi da aka fallasa su ga kayan maye, haihuwa da ci gaban ci gaban tayin, haihuwa bayan haihuwa.
Sakamakon binciken, ya juya cewa a ƙarshen zamani akwai methybation na DNA na maniyyi a yankunan da ke da alhakin ci gaban amfrayo, har da kwakwalwarta. Sakamakon haka, daga baya za a iya rufe matsalar lafiyar zuriyar. Daga cikin berayen da aka fallasa su ga irin wannan rikitarwa muhalli a matsayin mai hana ("na fasali") na kitrbromdiphritdiphromdiphrenyl ireth ether, methybation ya fi girma a cikin matasa beraye fiye da a cikin manya.
Don haka, masanin tsufa "na peculiaric tsufa" na matasa mutane sun haɗa da alamun methy bin maniyyen maniyyi tare da waɗanda berayen bals. A lokaci guda, gyare-gyare na DNas sun yi kama da canje-canje a kananan RNA, nazarin masana kimiyya da ke gabanta: A sakamakon raunin alamomi a cikin berayen shekaru daban-daban shi ma an lura da lokacin da aka fallasa kayan guba.
"A nan gaba, za a yi nazari game da irin waɗannan matakan kwayoyin a matsayin sauya yanayin tarihi, wanda zai fi dacewa da canje-canjen da aka haifar da canje-canje da ke haifar da yanayin da aka haifar," Alexander Surces sama, dr . Kimiyya ta kimiyyar halitta, jagorar mai bincike game da Binciken Binciken Bincike na EviideMiology na FCB wanda aka ambaci bayan A. N. Berozersky Moscow sanarwa.
Source: Kimiyya mara kyau