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Images Dated 30th March 1999

Choose from 7 pictures in our Images Dated 30th March 1999 collection for your Wall Art or Photo Gift. All professionally made for Quick Shipping.

Spirochaete bacterium, Treponema Featured 30 Mar 1999 Image

Spirochaete bacterium, Treponema

Spirochaete. Coloured transmission electron micrograph (TEM) of a spirochaete (Treponema sp. ) bacterium. This bacterium is from the mouth of a person with periodontal disease. This elongated spiral-shaped bacterium (spirochaete) lacks a rigid cell wall. Pathogenic species of Treponema include T. pallidum which causes syphilis; T. carateum which causes the skin disease "pinta" in tropical America; and T. pertenue which causes yaws in Africa. In syphilis, the bacteria may be found in most parts of the body. Negatively stained. Magnification unknown