Fig. 4.
Western blot with protein extracts from different chloroviruses. (a) Viruses that infect C. variabilis. (b) Viruses that infect C. heliozoae (ATCV-1, TN603) and M. conductrix (MT325, FR483 and CVM-1). Virus PBCV-1 was the positive control in (b). (c) Western blot of KcvPBCV-1 protein in the presence of 200 mM KCl or NaCl in SDS buffer. Molecular size markers are shown on the left (kDa).