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"If you thoughtCovid-19 was dead and gone, think again. The UK may be at the startof a new wave of Covid infections while new data suggests thesevariants may have evolved to refavour infecting lung tissue, whichcould make them more dangerous."https://t.co/pFKy2jAa7A 日本研究发现,BA.4、BA.5、甚至是BA.2.12.1等亚变种已经进化为更易于感染肺部细胞而非上呼吸道细胞,让英国专家感叹病毒正变回更危险的形式,显然不是普通感冒。 |
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