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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 E. coli bacteria have the potential to live for hundreds of years. It was long thought that single-cell organisms, such as E. coli, which reproduce asexually, were essentially immortal. More »

www.reference.com Science Biology