Slower nazarin halittu tsufa: Mutanen da ke zaune kusa da wuraren kore sun kasance ƙanana 2.5 a ilimin halitta.
Masana kimiyya daga Arewa maso yamma sun gudanar da wani sabon bincike don ganin ko rayuwa kusa da korayen wurare, kamar wuraren shakatawa da wuraren da ke da tsire-tsire masu yawa, na iya shafar yadda jikinmu ke tsufa da kuma ba da gudummawa ga tsufa.
Fitar da wuraren kore yana da alaƙa da saurin tsufa na halitta, a cewar wani rahoton Magungunan Arewa maso Yamma. Mutanen da suka rayu kusa da mafi koren wurare sun kasance ƙanƙanta na ilimin halitta shekaru 2.5, a matsakaita, fiye da waɗanda ke zaune kusa da ƙarancin kore. Hoton hoto: Kelly Sikkema ta hanyar Unsplash, lasisin kyauta
A cewar wani rahoto na Magungunan Arewa maso Yamma, ƙarin wuraren kore suna da alaƙa da sannu a hankali nazarin halittu tsufa. Mutanen da suka rayu kusa da mafi koren wurare sun kasance ƙanƙanta na ilimin halitta shekaru 2.5, a matsakaita, fiye da waɗanda ke zaune kusa da ƙarancin kore.
Koyaya, fa'idodin wuraren kore ba su kai daidai ba, kamar yadda masana kimiyya suka gano bambancin launin fata, jima'i da matsayin zamantakewa.
"Lokacin da muka yi tunanin samun lafiya yayin da muka tsufa, yawanci muna mai da hankali kan abubuwa kamar cin abinci mai kyau, motsa jiki da samun isasshen barci," in ji Kyeezu Kim, marubucin farko kan binciken kuma masanin ilimin gaba da digiri a fannin rigakafin rigakafi a Jami'ar Northwestern University Feinberg School of Magani.
"Duk da haka, bincikenmu ya nuna cewa yanayin da muke rayuwa a ciki, musamman al'ummarmu da samun damar shiga korayen wurare, yana da mahimmanci don samun lafiya yayin da muke tsufa."
Tsayawa a cikin yanayi - hoto mai hoto. Kitin hoto: Emma Simpson ta hanyar Unsplash, lasisin kyauta
Binciken shine na farko don bincika tasirin bayyanar dogon lokaci (kimanin shekaru 20 na bayyanar) akan sararin kore na birane da tsufa na halitta, musamman ta amfani da shekarun epigenetic na tushen DNA methylation.
Shekarun epigenetic na tushen DNA methylation yana nufin canje-canjen sinadarai a cikin DNA wanda zai iya yin tasiri ga sakamakon lafiya da suka shafi shekaru daban-daban. Shekarun Epigenetic alama ce ta yanayin tsufa mai alaƙa da cututtukan da ke da alaƙa da shekaru da mace-mace duka.
Masu binciken sun gano bambance-bambance a fa'idodin korayen wurare don tsufa na halitta dangane da launin fata, jima'i da matsayin zamantakewa.
Binciken ya ƙunshi mutane sama da 900 da ke zaune a birane huɗu a faɗin Amurka: Birmingham, Ala.; Chicago; Minneapolis; da Oakland, Calif. Wannan samfurin yana wakiltar wani yanki na babban binciken ƙungiyar ƙungiyoyin da aka gudanar a Amurka, Ci gaban Hadarin Ciwon Jiji a cikin Matasa (CARDIA).
Duban iska na birni. Hoton hoto: Chung Kevin ta hanyar Pxhere, CC0 Public Domain
Masu bincike sun kimanta tsawon shekaru 20 da aka yi a kewayen korayen sararin samaniya ta amfani da hoton tauraron dan adam, wanda ya ba su damar ƙididdige yawan ciyayi (yawan koren) da kasancewar manyan wuraren shakatawa kusa da wuraren zama na mahalarta. Don tantance shekarun nazarin halittu na mahalarta, masana kimiyya sun yi nazarin DNA methylation na jininsu.
"Bincikenmu ya nuna cewa yanayin yanayi, kamar sararin samaniya, yana rinjayar lafiyar ku a matakin kwayoyin halitta (canje-canje a cikin DNA methylation), wanda aka gano a cikin jini," in ji babban marubuci Dokta Lifang Hou, farfesa na maganin rigakafi a Feinberg.
"Ƙungiyar bincikenmu ta yi bincike sosai kan sauye-sauyen matakan ƙwayoyin cuta da ke da alaƙa da sakamakon kiwon lafiya da suka shafi shekaru daban-daban, gami da cututtukan zuciya, ciwon daji, aikin fahimi da mace-mace. Wannan binciken na musamman yana ba da gudummawa ga fahimtarmu game da yadda yanayin yanayi ke shafar waɗannan sakamakon kiwon lafiya. ”
Bambance-bambancen da aka gani a cikin binciken dangane da launin fata, jima'i da matsayin zamantakewar zamantakewar al'umma sun nuna mahimmancin gudanar da bincike na gaba don bincikar rawar da ke tattare da zamantakewa na kiwon lafiya dangane da yanayin da ke kewaye da kuma tsufa mai kyau, in ji Hou.
"Mun yi imanin cewa bincikenmu yana da tasiri mai mahimmanci ga tsara birane dangane da fadada kayan aikin kore don inganta lafiyar jama'a da kuma rage bambance-bambancen kiwon lafiya," in ji Kim.
Source: Arewa maso yamma Jami'ar
