Medical dictionary. 2011.
purple sulfur bacterium — noun : any of numerous sulfur bacteria (as of the family Thiorhodaceae) appearing reddish or purplish due to the combination of bacteriochlorophyll and carotenoid pigments in the cell … Useful english dictionary
sulfur bacterium — ▪ biology plural Sulfur Bacteria, any of a diverse group of microorganisms capable of metabolizing sulfur and its compounds and important in the sulfur cycle (q.v.) in nature. Some of the common sulfur substances that are used by these… … Universalium
purple nonsulfur bacterium — a photosynthetic, heterotrophic, microaerophilic bacterium of the family Rhodospirillaceae. Purple nonsulfur bacteria reduce CO2 and oxidize sulfide or thiosulfate but not elemental sulfur in the presence of the pigment bacteriochlorophyll a … Medical dictionary
purple bacterium — noun : any of various free living bacteria that contain bacteriochlorophyll marked by purplish or sometimes reddish or brownish pigments compare purple sulfur bacterium … Useful english dictionary
purple bacterium — n any of various free living bacteria that contain bacteriochlorophyll marked by purplish or sometimes reddish or brownish pigments * * * a photosynthetic bacterium that reduces CO2 in the presence of sulfur compounds; there are two types: the… … Medical dictionary
Green sulfur bacteria — in a Winogradsky column Scientific classification Domain: Bac … Wikipedia
Rhodobium (bacterium) — Taxobox color = lightgrey name = Rhodobium regnum = Bacteria phylum = Proteobacteria classis = Alpha Proteobacteria ordo = Rhizobiales familia = Rhodobiaceae genus = Rhodobium subdivision ranks = Species subdivision = R. orientis R. marina… … Wikipedia
Ectothiorhodospiraceae — Systematik Domäne: Bakterien Abteilung: Proteobacteria Klasse: Gammaproteobacteria Ordnung … Deutsch Wikipedia
Chromatiaceae — Systematik Domäne: Bakterien Abteilung: Proteobacteria Klasse: Gammaproteobacteria Ordnung … Deutsch Wikipedia
Glutamina sintetasa — Glutamato amonio ligasa Centro activo entre dos monómeros de glutamina sintetasa de la Salmonella typhimurium. Los sitios de unión de los cationes están en amarillo y naranja, el ADP está en rosa y la fosfinotricina está en azul.[1 … Wikipedia Español
