[Studies on the properties of Escherichia coli as an opportunistic pathogen].
D000818:Animals; D004926:Escherichia coli / Q000145:classification / Q000472:pathogenicity*; D005243:Feces / Q000382:microbiology; D005260:Female; D006461:Hemolysis; D006801:Humans; D007231:Infant, Newborn; D009336:Necrosis; D011247:Pregnancy; D011817:Rabbits; D012703:Serotyping