科学与环境
'Molecular movie' fills in blanks of how nonenveloped viruses infect cells
Viruses come in two major flavors—not chocolate and vanilla, quips Harvard Medical School structural biologist Stephen Harrison, but those enveloped in membranes, such as herpesvirus, influenza virus, HIV and SARS-CoV-2, and those that are not, such as poliovirus, HPV, rotavirus
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