Killing of dsrA mutants of Haemophilus ducreyi by normal human serum occurs via the classical complement pathway and is initiated by immunoglobulin M binding.
Abdullah M, Nepluev I, Afonina G, Ram S, Rice P, Cade W, Elkins C. Killing of dsrA mutants of Haemophilus ducreyi by normal human serum occurs via the classical complement pathway and is initiated by immunoglobulin M binding. Infect Immun. 2005 Jun; 73(6):3431-9.