Fig. 5From: Dodging COVID-19 infection: low expression and localization of ACE2 and TMPRSS2 in multiple donor-derived lines of human umbilical cord-derived mesenchymal stem cellsLeft: mechanisms of infection of SARS-COV-2 in a common host cell, positively expressing ACE2 and TMPRSS2. Right: mechanisms of infection of SARS-COV-2 in a mesenchymal stem cell, negatively expressing ACE2 and TMPRSS2. Figure created with BioRender.comBack to article page