新華社消息，一個(ge)國(guo)(guo)(guo)際團隊28日(ri)在英國(guo)(guo)(guo)期(qi)刊《自(zi)然·微生(sheng)物學(xue)》發(fa)表報告說，新冠(guan)(guan)(guan)病(bing)(bing)(bing)毒(du)(du)(du)可(ke)(ke)能(neng)在40至70年前從與之(zhi)關系(xi)最緊(jin)密(mi)的蝙(bian)蝠(fu)病(bing)(bing)(bing)毒(du)(du)(du)中(zhong)分(fen)化出來(lai)，這(zhe)意(yi)味著產生(sheng)新冠(guan)(guan)(guan)病(bing)(bing)(bing)毒(du)(du)(du)的病(bing)(bing)(bing)毒(du)(du)(du)譜系(xi)可(ke)(ke)能(neng)已在蝙(bian)蝠(fu)中(zhong)傳(chuan)播幾(ji)十年了。來(lai)自(zi)美(mei)國(guo)(guo)(guo)賓(bin)夕法(fa)尼亞州(zhou)立大(da)學(xue)、英國(guo)(guo)(guo)愛丁(ding)堡大(da)學(xue)、中(zhong)國(guo)(guo)(guo)香(xiang)港大(da)學(xue)等機構的研究(jiu)人員基(ji)于乙(yi)型冠(guan)(guan)(guan)狀病(bing)(bing)(bing)毒(du)(du)(du)支(zhi)系(xi)B（新冠(guan)(guan)(guan)病(bing)(bing)(bing)毒(du)(du)(du)所屬(shu)(shu)的冠(guan)(guan)(guan)狀病(bing)(bing)(bing)毒(du)(du)(du)亞屬(shu)(shu)）的基(ji)因(yin)組數據，分(fen)析了新冠(guan)(guan)(guan)病(bing)(bing)(bing)毒(du)(du)(du)的演化歷史。這(zhe)項研究(jiu)還得出結(jie)論，雖然新冠(guan)(guan)(guan)病(bing)(bing)(bing)毒(du)(du)(du)和穿(chuan)山甲攜帶的有關病(bing)(bing)(bing)毒(du)(du)(du)擁有一個(ge)共(gong)同(tong)祖先，而且(qie)穿(chuan)山甲可(ke)(ke)能(neng)在新冠(guan)(guan)(guan)病(bing)(bing)(bing)毒(du)(du)(du)從動物傳(chuan)給(gei)人類的過程中(zhong)發(fa)揮了一定作用，但穿(chuan)山甲不大(da)可(ke)(ke)能(neng)是新冠(guan)(guan)(guan)病(bing)(bing)(bing)毒(du)(du)(du)的中(zhong)間宿主。