Fig. 5.
Zymographic analysis. (A) Effect of Rsp on proteolytic activity of concentrated culture supernatants in 10% SDS-PAGE gels containing gelatin. (B) Effect of Rsp on bacteriolytic activity of 4% SDS-released surface proteins (left panel) and concentrated culture supernatants (right panel) in 10% SDS-PAGE gels containing heat-killed S. aureus RN4220.