By Rivers Singleton Jr. (auth.), J. M. Odom, Rivers Singleton Jr. (eds.)
Sulfate-reducing micro organism contain a various and ecologically interactive workforce of anaerobic prokaryotes which proportion a unprecedented trait: development via sulfate breathing with hydrogen sulfide as an incredible end-product. Sulfate-reducers are present in different environments starting from estuaries to geological oil-bearing formations. they've got attracted substantial medical and advertisement curiosity. those organisms were actively investigated by means of researchers in microbial energetics, protein chemistry, ecology and extra lately molecular biology. This curiosity has elevated vastly over the last decade, and this quantity offers the 1st book-length precis of our wisdom of sulfate-reducing micro organism in approximately 10 years. that includes an creation through the eminent microbiologist John Postgate and finished experiences from famous gurus, this ebook may be of curiosity to microbiologists with pursuits in body structure, evolution, and ecology.
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Additional resources for The Sulfate-Reducing Bacteria: Contemporary Perspectives
In the presence of sulfate the reaction sequence is used in the reverse direction to oxidize propionate to acetate (Kremer and Hansen, 1988; see above); the thennodynamics of the reactions involved allow such a reversiblity. Some sulfate-reducing bacteria have the ability to carry out a slow homoacetogenic fennentation. Dtm. , 1985). Trimethoxybenzoate was demethylated to yield trihydroxybenzoate. Although Dtm. orientis does fennent H2 + CO2 to acetate, in particular when it is grown under sulfate limitation, this process does not lead to growth (Cypionka and Pfennig, 1986).
1991) Oass of Compound Specific Compounds Utilized Inorganic Hydrocarbons Monocarboxylic acids (aliphatic) Hydrogen, carbon monoxide Straight alkanes (C 12 to C20) Formate, acetate, propionate, butyrate, higher fatty acids up to C20 , isobutyrate, 2-methylbutyrate, 3-methylbutyrate, 3-methylvalerate, pyruvate, lactate Succinate, fumarate, malate, oxalate, maleinate, glutarate pimelate Methanol, ethanol, propanol-I, butanol-I, pentanol-l, isobutanol, propanol-2, butanol-2, ethylene glycol (mono-, di-, triand tetra-), 1-,2-propanediol, 1,3-propanediol, glycerol Glycine, serine, alanine, cysteine, cystine, threonine, valine, leucine, isoleucine, aspartate, glutamate, phenylalanine Fructose, glucose, mannose, xylose, rhamnose Benzoate, 2-, 3-, and 4-hydroxybenzoate, phenol, p-cresol, catechol, resorcinol, hydroquinone, phloroglucinol, pyrogallol, 2-,4-dihydroxybenzoate, 3-,4-dihydroxybenzoate (protocatechuate), 2-aminobenzoate (anthranilate), 4-aminobenzoate, aminobenzene (aniline), hippurate, nicotinic acid, indole, quinoline, phenylacetate, 4-hydroxyphenylacetate, indolylacetate, 3-phenylpropionate, a trimethoxybenzoate, a m-anisate,a p-anisate,a vanillate,a 3-methoxysalicylate,a vanillin,a syringaldehyde,a p-anisaldehyde,a 2- and 3-hydroxybenzaldehydea Choline, betaine, oxamate, acetone, dihydroxyacetone, furfural, cydohexanone, cydohexanol, cydohexanecarboxylate and a few other alicyclic compounds Dicarboxylic acids Alcohols Amino acids Sugars Aromatic compounds Miscellaneous aUtilization without destruction of the aromatic structure.
Sulfate- and sulfur-reducing, bacteria can utilize these products by anaerobic respiration coupled to sulfate, brought in on tidal cycles, and produce acetate, carbon dioxide, and sulfide. Some sulfate reducers can couple acetate oxidation to CO2 with sulfate reduction. Acetate can also be utilized by methanogenic bacteria to produce CH4 andC0 2. Based on the pioneering work of Bryant et al. (1977), Peck (1984) noted that Desulfovibrio species can play an ecological role under conditions of both high and low sulfate concentration.
The Sulfate-Reducing Bacteria: Contemporary Perspectives by Rivers Singleton Jr. (auth.), J. M. Odom, Rivers Singleton Jr. (eds.)