← Chapter 4
Microbiology · Chapter 4

Gram-negative Pathogens

Four microbes behind a huge share of the infections you'll manage — from UTIs to meningitis. All share a pink-staining outer membrane armed with endotoxin. Tap each one to see how it looks and what it does.

Pick a pathogen

Gram-negative envelope · stains pink
Four Gram-negative pathogenstap one to begin