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Acidobacteria (Chemo-, Photosynthetic Bacteria)

 

Chloracidobacterium thermophilum sp. – arrows point to chlorosomes lining the bacterioplsm wall.  Scale bar = 500 nm.
Photograph from Costas et al. (2011) posted online

Costas, G., Y. Tsukatani, G.T. Oostergetel, E.J. Boekema, J.H. Golbeck and D.A. Bryant  2011.  Ultrastructural analysis and identification of envelope proteins of “Candidatus Chloracidobacterium thermophilum” chlorosomes.  Journal of Bacteriology 193(23):6701-6711 .

 

Chlorosomes isolated from Chloracidobacterium thermophilum, stained with 1% uranyl acetate.  Scale bar = 500 nm.
Photograph from Costas et al. (2011) posted online

 

 

 

Acidobacterium cf. capsulatum
Chemotroph in soil.  Photograph posted online

 

 

Acidobacterium cf. capsulatum in Rio Tinto, Spain, 7 June 2006
Heterotrophic and acidophilic (pH 3,0 – 6.0), reduces Fe+3 to Fe+2 (Kishimoto, Kosako and Tano 1991), facultative anaerobe (Pankratov et al. 2012).
Photograph by ‘Riotinto2006’ posted online

Kishimoto, N., . Kosako, and T. Tano  1991. Acidobacterium capsulatum gen. nov., sp. nov.: An Acidophilic Chemoorganotrophic Bacterium Containing Menaquinone from Acidic Mineral Environment. Current Microbiology. 22:1–7.

Pankratov, T.A., L.A. Kirsanova, E.N. Kaparullina, V.V. Kevbrin, and S.N.Dedysh  2012.  Telmatobacter bradus gen. nov., sp. nov., a cellulolytic facultative anaerobe from subdivision 1 of the Acidobacteria, and emended description of Acidobacterium capsulatum Kishimoto et al. 1991. Int. J. Syst. Evol. Microbiol. 62:430–437.

 

 

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