Source:http://linkedlifedata.com/resource/umls/id/C0014833
CSP: genus of gram negative, facultatively anaerobic, rod shaped bacteria found in the large intestine of warm blooded animals; nonpathogenic or opportunistic.,MSH: A genus of gram-negative, facultatively anaerobic, rod-shaped bacteria whose organisms occur in the lower part of the intestine of warm-blooded animals. The species are either nonpathogenic or opportunistic pathogens.,NCI: A genus of Gram-negative, non-spore forming, facultatively anaerobic, rod-shaped bacteria in the phylum Proteobacteria.,NCI: Any bacteria that is not assigned to the species level but can be assigned to the Escherichia genus level.