Panton-valentine leucocidin is seen in infection with-
Ans. is 'b' i.e., Staphylococci . Staphylococcal leucocidin and gamma lysin have been grouped as synergohymenotropic toxins. Leucocidin is also called as Panton-valentine toxin.
Streptococci
Staphylococci
Gonococci
Pneumococci