The SARS-CoV-2 spike (S) protein variant D614G supplanted the ancestral virus worldwide, reaching near fixation in a matter of months . Recently, that D614G was been found more infectious than the ancestral form on human lung cells, colon cells, and on cells rendered permissive by ectopic expression of human ACE2 or of ACE2 orthologs from various mammals, including Chinese rufous horseshoe bat and Malayan pangolin.

高活性、高纯度、低内毒素、高批间一致性

-25~-15℃保存，收到货之日起，有效期1年。复溶后， -85~-65℃保存，3个月有效期。避免反复冻融。