《英文msh词典》Factors,Virulence
[入口词] Factors,Virulence
[主题词] Virulence Factors
[英文释义] Those components of an organism that determine its capacity to cause disease but are not required for its viability per se. Two classes have been characterized: TOXINS and surface adhesion molecules that effect the ability of the microorganism to invade and colonize a host. (From Davis et al.,Microbiology,4th ed. p486)