Ta yaya shekarun nazarin halittun ɗan adam ke ci gaba?

Ta yaya shekarun nazarin halittun ɗan adam ke ci gaba?

“Shekarun Halittu,” wanda ke nuna alamun raguwar shekaru a cikin sel da kyallen jikin jiki, baya karuwa akai-akai tare da shekarun da aka tsara. Amma sakamakon sabon bincike ya nuna cewa tsufa na ilimin halitta na iya haɓakawa yayin abubuwan damuwa, kamar babban tiyata ko haihuwa, sa'an nan kuma ya koma baya bayan murmurewa daga waɗannan abubuwan.

Maido da "matasan halittu"

Kamar yadda aka ruwaito a cikin Cell Metabolism, Kimiyyar Rayuwa, akwai ma'auni masu ƙima masu alaƙa da canje-canje masu alaƙa da shekaru a cikin aikin tantanin halitta. Wadannan alamun zasu iya bayyana a lokacin lokutan damuwa sannan su ɓace yayin farfadowa. Ko da yake masana kimiyya sun riga sun san cewa alakar da ke tsakanin shekarun ilimin halitta da kuma shekarun da suka wuce tana da ɗan sassauƙa, abin da ya kasance sabon sakamakon binciken da masu bincike daga Jami’ar Harvard suka yi shi ne gano yuwuwar maido da “matasan nazarin halittu.”

Shekarun ilimin halitta “ya fi karfin mutane fiye da tunanin da aka yi tunani a baya,” in ji Jesse Boganic, masanin ilimin halitta a Makarantar Kiwon Lafiya ta Harvard wanda ya jagoranci tawagar masu bincike kan sabon binciken. Mutum na iya fuskantar matsalolin damuwa mai tsanani da ke ƙara shekarun ilimin halitta, amma canje-canje na iya zama ɗan gajeren lokaci idan damuwa ya kasance mai ɗan gajeren lokaci, sa'an nan kuma za a iya dawo da matasan ilimin halitta. "

Masu binciken sun bincika sakamakon ɗan gajeren lokaci amma matsananciyar damuwa ta jiki akan shekarun halittu na beraye da mutane. Samfuran jini daga tsofaffin masu aikin tiyatar gaggawa sun nuna haɓakar shekarun ilimin halitta a cikin sa'o'i 24 na aikinsu, amma shekarun su ya ragu zuwa matakan riga-kafi a cikin makonni ɗaya zuwa biyu.

Banbancin maza da mata

A cikin mahallin da ke da alaƙa, masu cutar COVID-19 maza sun ɗauki tsawon lokaci suna murmurewa bayan kamuwa da cuta, yayin da mata suka koma shekarun ilimin halittarsu kafin kamuwa da cutar ta Coronavirus a cikin makonni biyu, wanda ke nufin cewa ta fuskar shekarun ilimin halitta, tsarin lokacin murmurewa na iya dogara da nau'in damuwa da jinsi..

A cikin samfuran jinin da aka ɗauka daga mata masu juna biyu, masu binciken sun gano kololuwar shekarun ilimin halitta a kusa da lokacin da aka haifi jariri, wanda ya koma matakin da ya gabata a cikin makonni shida bayan haihuwa, a matsakaici.

Masanin binciken Boganic ya ce yayin da binciken bai yi wata matsaya ba game da tasirin wadannan sauye-sauyen halittu kan tsawon rayuwa, rashin farfadowa daga abubuwan da ke damun mutum na iya haifar da saurin tsufa.

Sakamakon binciken ya bude kofa ga sabbin damammaki na gwajin magungunan hana tsufa, "Idan za ku iya ayyana wani tsari wanda tsawon rayuwar ya kasance mai tsayi, za ku iya yin amfani da farfadowa daga wannan tsayin don gwada tasirin magunguna daban-daban," in ji shi. mai bincike Boganic.

Hasashen horoscope na Maguy Farah na shekarar 2023