[\'Department of Pharmaceutical and Pharmacological Sciences, University of Padua, Building \'C,\' Largo E. Meneghetti 2, 35135, Padua, Italy. paola.finotti@unipd.it.\']
Sequence similarity of HSP65 of Mycobacterium bovis BCG with SARS-CoV-2 spike and nuclear proteins: may it predict an antigen-dependent immune protection of BCG against COVID-19?