昨筰迮作詞仁
2021-5-3 14:29:43
睇返New York Times點詳解科興疫苗製造過程:
The researchers grew large stocks of the coronavirus in monkey kidney cells. Then they doused the viruses with a chemical called beta-propiolactone. The compound disabled the coronaviruses by bonding to their genes. The inactivated coronaviruses could no longer replicate. But their proteins, including spike, remained intact.