what is escherichia coli
For E. coli in molecular biology, see Escherichia coli (molecular biology) . Escherichia coli (/ËÉÊÉ¨ËrÉªkiÉ ËkoÊlaÉª/ ; also known as E. coli) is a Gram-negative, facultatively anaerobic, rod-shaped bacterium of the genus Escherichia that is commonly found in the lower intestine of warm-blooded organisms (endotherms).or E. coli in molecular biology, see Escherichia coli (molecular biology) . Escherichia coli (/ËÉÊÉ¨ËrÉªkiÉ ËkoÊlaÉª/ ; also known as E. coli) is a Gram-negative, facultatively anaerobic, rod-shaped bacterium of the genus Escherichia that is commonly found in the lower intestine of warm-blooded organisms (endotherms).