B. Preferred Portal of Entry - Have to be able to survive and multiply even if are introduced. Need a certain dose. Shigella D. Adherence 1. How Bacterial Pathogens Penetrate Host Defenses A. Capsules 1. Prevent bacteria from being phagocytized, however antibodies can be made to capsules, which could then be phagocytized.
Proteins facilitate adherence or prevent phagocytosis.
C. Enzymes 1. Substances that break cells open, dissolve materials between cells, and form or dissolve blood clots. Produced by staphylococci and streptococci. Clostridium perfringens and streptococci. Actually report out organisms as coagulase positive or coagulase negative Staph.