Escherichia is a genus of bacteria containing short, gram - negative rods.
E. coli A motile species normally present in the intestines of humans; some strains may
cause bloody diarrhea, kidney failure, and death.
enterohemorrhagic E. coli Strain producing a toxin resembling that of Shigella organisms; invades the lining of the colon, causing necrosis and acute bloody diarrhea.
enteroinvasive E. coli Strain that penetrates the intestinal mucosa and reproduces in the epithelial cells of the colon; causes severe diarrhea similar to that of shigellosis.
enteropathogenic E. coli Strain that adheres to the lining of the small
intestine, causing intestinal illness, which is especially severe in newborn infants and young children.
enterotoxigenic E. coli Strain that attaches primarily to the lining of the
duodenum; its toxins cause wasting diarrhea, especially among children in tropical regions; responsible for most cases of traveler’s diarrhea.