Fig. 1.

Morphological changes observed in the different cell lines. a Noninfected VERO cells (× 10). b SARS-Cov-2 infected VERO cells at 48 h post-infection (× 10). c Non infected E6 VERO cells (× 10) d SARS-Cov-2 infected E6 VERO cells at 48 h post-infection (× 10). e Noninfected VERO/hSLAM cells (× 10). f SARS-Cov-2 infected VERO/hSLAM cells at 48 h post-infection (× 10). g Noninfected MA104 cells (× 10). h SARS-Cov-2 infected MA104 cells at 48 h post-infection (× 10). i Noninfected BGM cells (× 10). j SARS-Cov-2 infected BGM cells at 48 h post-infection (× 10)