Three pre-pandemic sera were tested as negative controls. == 2.3. (PRNT) check as gold regular. The option of a serological assay that goals a highly particular viral antigen symbolizes a valuable device for multispecies monitoring of Coronavirus Disease 2019 (COVID-19) an infection in susceptible pets. Keywords:SARS-CoV-2, COVID19, Epitope mapping, Increase antigen ELISA, SARS-CoV-2 nucleoprotein == […]