purple bacteria

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Noun1.purple bacteria - free-living Gram-negative pink to purplish-brown bacteria containing bacteriochlorophyll
phototrophic bacteria, phototropic bacteria - green and purple bacteria; energy for growth is derived from sunlight; carbon is derived from carbon dioxide or organic carbon
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References in periodicals archive ?
"Our group manipulates these conditions to tune the metabolism of purple bacteria to different applications, depending on the organic waste source and market requirements," says co-author Professor Abraham Esteve-Nunez of University of Alcala, Spain.
Tabita, "The biochemistry and metabolic regulation of carbon metabolism and C[O.sub.2] fixation in purple bacteria," in Anoxygenic Photosynthetic Bacteria, R.
and Matsumot, S, Characteristics of Phototrophic Purple Bacteria isolated from a Japanese paddy soil.