Gurbacewar iska na iya yin illa ga mata fiye da maza
Numfashin hayakin dizal na iya zama mafi lahani ga mata fiye da maza, sabon ƙaramin binciken Kanada.
“Mun riga mun san cewa akwai bambance-bambancen jima’i a cikin cututtukan huhu irin su asma da cututtukan numfashi,” in ji shugaban bincike Hemshekhar Mahadevappa, daga Jami’ar Manitoba a Winnipeg.
“Binciken da muka yi a baya ya nuna cewa shakar dizal yana haifar da kumburi a cikin huhu kuma yana da tasiri kan yadda jiki ke magance cututtukan numfashi,” in ji shi. “A cikin wannan binciken, mun so mu nemo duk wani tasiri a cikin jini da yadda waɗannan suka bambanta a cikin mata da maza.”
Don nazarin batun, masu binciken sun dauki mata biyar da maza biyar, wadanda dukkansu lafiyayyu ne marasa shan taba. Daga nan ne aka bukaci su shafe sa’o’i hudu suna shakar iskar tacewa da kuma wasu sa’o’i hudu suna shakar iska mai dauke da hayakin dizal.
Sun yi haka sau uku, kowane mako hudu a rabe, tare da nau’o’i daban-daban na kwayoyin halitta masu kyau (PM2.5). Abubuwan da aka tattara sun kasance 20, 50 da 150 micrograms a kowace murabba’in mita. Yayin da Tarayyar Turai ta iyakance fitar da PM2.5 zuwa 25 microgram a kowace mita kubik, biranen suna da ƙari.
Bayan kowace gogewar numfashi, masu aikin sa kai sun ba da gudummawar samfuran jini sa’o’i 24 bayan haka.
Masu bincike sun bincika plasma na jini na masu sa kai — bangaren ruwa na jini wanda ke ɗauke da ƙwayoyin jini, sunadarai da sauran ƙwayoyin cuta a cikin jiki. Yin amfani da fasaha mai suna chromatography-mass spectrometry, masu binciken sun nemi canje-canje a cikin matakan sunadarai daban-daban bayan fallasa sharar diesel. Sai suka kwatanta sauye-sauyen maza da mata.
Tawagar ta gano matakan sunadaran sunadaran guda 90 da suka bambanta tsakanin mata da maza masu aikin sa kai bayan kamuwa da hayakin dizal, tare da samun ƙarin canje-canje ga mata.
Wasu daga cikin waɗannan sunadaran da suka bambanta an san suna da hannu wajen kumburi, gyara lalacewa, zubar jini, cututtukan zuciya da tsarin rigakafi. Wasu daga cikin waɗannan bambance-bambance sun fi fitowa fili tare da mafi girman matakan sharar diesel.
An gabatar da sakamakon binciken ne a taron shekara-shekara na kungiyar kula da numfashi ta Turai, a Barcelona. Abubuwan da aka gabatar a tarurrukan likitanci ana ɗaukarsu na farko har sai an buga su a cikin mujallar da aka bita.
“Waɗannan bincike ne na farko, duk da haka sun nuna cewa shayar da dizal yana da tasiri daban-daban a jikin mata idan aka kwatanta da maza, kuma hakan na iya nuna cewa gurɓataccen iska ya fi haɗari ga mata fiye da maza,” in ji wani bincike Neeloffer Mookherjee, na Jami’ar Manitoba.
“Wannan yana da mahimmanci saboda an san cututtukan da ke haifar da numfashi kamar su asma suna haifar da mata da maza daban-daban, kuma mata suna iya kamuwa da cutar asma mai tsanani wanda ba ya amsa maganin,” Mookherjee ya bayyana a cikin sanarwar manema labarai. “Saboda haka, muna buƙatar ƙarin sani game da yadda mata da maza ke amsawa game da gurɓataccen iska da kuma abin da wannan ke nufi don rigakafi, ganowa da kuma magance cututtukan numfashi.”
“Mun san cewa kamuwa da gurɓataccen iska, musamman shaye-shayen dizal, babban abin haɗari ne a cikin cututtuka irin su asma da kuma cututtukan huhu na yau da kullun . Babu kadan da za mu iya yi a matsayinmu na daidaikun mutane don guje wa shakar gurbatacciyar iska, don haka muna bukatar gwamnatoci su tsara tare da aiwatar da iyaka kan gurbacewar iska,” in ji Zorana Andersen, daga Jami’ar Copenhagen. Ita ce shugabar kungiyar kula da muhalli da lafiya ta Turai. Kwamitin.
