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Escherichia coli, commonly known as E. coli, is a bacteria that colonizes the intestines of humans and animals, and most types of it are harmless, according to the Centers for Disease Control. There are over 700 types of... More »

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Gram-negative bacilli are rod-shaped bacteria that have a thin layer of peptidoglycan between two membranes. They are medically significant as many strains can cause infection in humans, including the family Enterobacter... More »

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Some viruses, like cold and flu, can live on external surfaces for up to a week. The length of time microbes live outside the body depends on the environment and the characteristics of the microbe itself. More »

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Escherichia coli, or E. coli, is a rod-shaped, gram-negative, facultatively anaerobic bacteria occurring naturally in the intestines of humans and most other warm-blooded animals, explains the Centers for Disease Control... More »

www.reference.com Science Biology

Escherichia coli, often abbreviated E. coli, are rod-shaped bacteria that tend to occur individually and in large clumps. E. coli are classified as facultative anaerobes, which means that they grow best when oxygen is pr... More »

www.reference.com Science Biology

E. coli is a bacteria that lives in the intestines of humans and animals, states Mayo Clinic. Exposure to E. coli can cause a brief bout of diarrhea, bloody diarrhea, vomiting and extreme abdominal cramps. More »

www.reference.com Health Conditions & Diseases

The bacteria E. coli originates in the intestinal lining of both animals and humans. Also known as Escherichia coli, the bacteria, while abundant, is typically harmless. However, several strains, such as E. coli O157:H7,... More »

www.reference.com Science Biology