Results 131 to 140 of about 972 (160)

The Family Chromatiaceae [PDF]

open access: yes, 1992
The Family Chromatiaceae (purple sulfur bacteria) comprises physiologically and genetically closely related species and genera (Fowler et al., 1984) that carry out anoxygenic photosynthesis. The most important and selective environmental factors in their aquatic habitats are anoxic conditions, the presence of hydrogen sulfide, and illumination.
Hans G Trüper   +2 more
exaly   +3 more sources

Survivability of Alcaligenaceae and Chromatiaceae as palm oil mill effluent pollution bioindicators under fluctuations of temperature, pH and total suspended solid [PDF]

open access: yesJournal of Bioscience and Bioengineering, 2021
Alcaligenaceae and Chromatiaceae were previously reported as the specific pollution bioindicators in the receiving river water contaminated by palm oil mill effluent (POME) final discharge. Considering the inevitable sensitivity of bacteria under environmental stresses, it is crucial to assess the survivability of both bacteria in the fluctuated ...
Nurul Asyifah Mustapha   +2 more
exaly   +4 more sources

The Family Chromatiaceae [PDF]

open access: yes, 2014
The Chromatiaceae is a family of the Chromatiales within the Gammaproteobacteria and closely related to the Ectothiorhodospiraceae. Representatives of both families are referred to as phototrophic purple sulfur bacteria and typically grow under anoxic ...
Johannes F Imhoff, Imhoff Johannes F
exaly   +5 more sources

Isolation of Members of the Families Chromatiaceae and Chlorobiaceae [PDF]

open access: yes, 1981
The green and purple sulfur bacteria (Chlorobiaceae and Chromatiaceae) are two physiological-ecological groups of anaerobic phototrophic bacteria with anoxygenic photosynthesis. The two groups display a competitive advantage over other microorganisms in similar aquatic habitats.
Hans G Trüper   +2 more
exaly   +3 more sources

A Study of the Chromatiaceae in a Saline Meromictic Lake in Saskatchewan, Canada

International Review of Hydrobiology, 1983
AbstractLamprocystis roseopersicina was found to be the dominant phototrophic bacterium in meromictic Deadmoose Lake. Using carbon‐14 it was determined that phototrophic bacteria fixed 14.3 g C m−2 year−1, 17.1 % of the total limnetic primary production. Experiments indicated low light intensities (X = 8.87 × 10−2 cal cm−2hr−1) to be the most important
R. D. Parker, U. T. Hammer
exaly   +3 more sources

Distribution of predatory bacteria that attack chromatiaceae in a sulfurous lake

Microbial Ecology, 1992
Predatory bacteria that attack Chromatiaceae (purple sulfur bacteria) recovered from Lake Cisó (a mostly anaerobic holomictic lake) have been studied over two annual cycles. During the mixing period the lake was completely anaerobic; both predator and prey populations were found along the water column, and even at the surface.
Ricardo Guerrero   +2 more
exaly   +3 more sources

Measurement of Photosynthesis Using PAM Technology in a Purple Sulfur Bacterium Thermochromatium tepidum (Chromatiaceae) [PDF]

open access: yesPhotochemistry and Photobiology, 2015
AbstractWe demonstrate that Blue‐diode‐based pulse amplitude modulation (PAM) technology can be used to measure the photosynthetic electron transport rate (ETR) of purple sulfur bacteria (Thermochromatium tepidum, Chromatiaceae). Previous studies showed that PAM technology could be used to estimate photosynthesis in purple nonsulfur bacteria and so PAM
Raymond J, Ritchie, Nutsara, Mekjinda
openaire   +3 more sources

Complete genome of the thermophilic purple sulfur Bacterium Thermochromatium tepidum compared to Allochromatium vinosum and other Chromatiaceae

Photosynthesis Research, 2021
The complete genome sequence of the thermophilic purple sulfur bacterium Thermochromatium tepidum strain MCT (DSM 3771T) is described and contrasted with that of its mesophilic relative Allochromatium vinosum strain D (DSM 180T) and other Chromatiaceae. The Tch. tepidum genome is a single circular chromosome of 2,958,290 base pairs with no plasmids and
W Matthew Sattley   +2 more
exaly   +3 more sources

Chromatium purpuratum, sp. nov., a new species of the Chromatiaceae [PDF]

open access: yesZentralblatt für Bakteriologie: I. Abt. Originale C: Allgemeine, angewandte und ökologische Mikrobiologie, 1980
Enrichment cultures inoculated with fragments of the sponge Ircinia spec, under autotrophic culture conditions and with thiosulfate as sole electron donor yielded the predominant development of a small cell Chromatium strain, which is described herein as the new species Chromatium purpuratum.
Johannes F. Imhoff, Hans G. Trüper
core   +4 more sources

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