Ka taƙaita labarin:  AIDS ta fito ne daga gorillas da kuma chimpanzees, sabon bincike ya nuna. Biyu daga cikin rukuni huɗu na ƙwayoyin cuta da aka sani da ke haifar da cutar an gano su daga manyan birai waɗanda ke raba kusan kashi 98 na DNA ɗin su tare da mutane. An san cewa kwayar cutar rashin karfin garkuwar jiki ta simian (SIV) - kwatankwacin kwayar cutar HIV - ta tsallake daga chimpanzees zuwa cikin mutane, amma yanzu da alama gorillas a Kamaru suma sun taka muhimmiyar rawa. Masana kimiyya sun ce fahimtar asalin cutar zai taimaka wajen hango hadarin barkewar cutar a nan gaba. Masana kimiyya sun gano cewa cutar kanjamau na iya samo asali ne daga gorillas na yammacin ƙasashe a Kamaru, da kuma kungiyoyin chimpanzees a kasar. An gano wannan alaƙar ne bayan da masu bincike suka bincika samfurin najasa da aka tattara a cikin dazuzzuka masu nisa. Sun gano HIV-1 kungiyoyin da aka sani da 'O' da 'P' sun samo asali ne daga gorillas na yammacin lowland. Ƙwayoyin cuta na HIV-1 - ƙwayoyin cuta da ke haddasa cutar AIDS - ya yaɗuwa daga wani iri zuwa wani iri kuma ya kamu da mutane aƙalla sau huɗu. Sauran layin, 'M' da 'N', an san cewa sun fara ne a cikin al'ummomin chimpanzee daban-daban a kudancin Kamaru. Rukunin 'M' ya haifar da cutar AIDS - ta kamu da mutane fiye da miliyan 40 a dukan duniya ta wajen yaɗuwa a Afirka da kuma sauran duniya. Masana kimiyya sun gano HIV-1 kungiyoyin da aka sani da 'O' da 'P' sun samo asali ne daga gorillas na yammacin lowland. An nuna hoton hoto na kwayar cutar HIV. Ƙungiyoyin 'N' da 'P', a wani matsananci, an samo su ne kawai a cikin 'yan mutane daga Kamaru. Amma 'O' - duk da cewa ba ta da yawa kamar 'M' - duk da haka ta kamu da kusan mutane 100,000 a yammacin Afirka ta tsakiya. Ƙungiyar ta bincika ƙwayoyin fitsari daga gorilla na yamma, gorilla na gabas, da gorilla na dutse a Kamaru, Gabon, Jamhuriyar Demokradiyyar Kwango, da kuma Uganda don tabbacin ƙwayoyin SIV - waɗanda ke gaba da cutar kanjamau. Wani sabon littafi ya yi iƙirarin cewa annobar cutar AIDS ta fara ne a cikin gandun daji a kudu maso gabashin Kamaru a cikin 1908 kuma ba fiye da shekaru 70 ba bayan da aka fara gane kwayar cutar a farkon shekarun 1980. Domin...
Masana kimiyya sun gano kwayar cutar HIV a cikin gorillas a Kamaru. Kwayar cuta mai kama da nau'in HIV guda biyu da aka sani da'O'da'P'da aka samu a cikin gorillas. Kafin nan masana kimiyya sun gano kwayar cutar ne kawai a cikin kungiyoyin chimpanzee. Masana sun yi imanin cewa kwayar cutar biri ta shiga cikin mutane wadanda suka farautar da su.