3.4.21.115 cell culture - 667095, 669879, 670992 3.4.21.115 cell culture VP4 protease activity studied in the cell lines CHSE-214 and RSBK-2 that are susceptible to MABV infection, cell lines FHM and EPC resistant to MABV infection included as a control, infection of cell cultures with MABV at a multiplicity of infection of 0.1, respectively 683104