| stenotrophomonas acidaminiphila sp. nov., a strictly aerobic bacterium isolated from an upflow anaerobic sludge blanket (uasb) reactor. | two of several strictly aerobic, mesophilic bacteria isolated from a lab-scale upflow anaerobic sludge blanket (uasb) reactor treating a petrochemical wastewater, strains amx 17 and amx 19t, were subjected to detailed taxonomic study. cells were gram-negative, motile, non-sporulating, straight to curved rods with a polar flagellum. the isolates exhibited phenotypic traits of members of the genus stenotrophomonas, including cellular fatty acid composition and the limited range of substrates that ... | 2002 | 11931169 |
| microbial transformation of pyrethroid insecticides in aqueous and sediment phases. | recent studies showed that synthetic pyrethroids (sps) can move via surface runoff into aquatic systems. fifty-six of sp-degrading bacteria strains were isolated from contaminated sediments, of which six were evaluated for their ability to transform bifenthrin and permethrin in the aqueous phase and bifenthrin in the sediment phase. in the aqueous phase, bifenthrin was rapidly degraded by strains of stenotrophomonas acidaminiphila, and the half-life (t1/2) was reduced from >700 h to 30 to 131 h. ... | 2004 | 14768859 |
| bacterial communities and enzyme activities of pahs polluted soils. | three soils (i.e. a belgian soil, b-bt, a german soil, g, and an italian agricultural soil, i-bt) with different properties and hydrocarbon-pollution history with regard to their potential to degrade phenanthrene were investigated. a chemical and microbiological evaluation of soils was done using measurements of routine chemical properties, bacterial counts and several enzyme activities. the three soils showed different levels of polycyclic aromatic hydrocarbons (pahs), being their contamination ... | 2004 | 15331267 |
| comparative studies on potential of consortium and constituent pure bacterial isolates to decolorize azo dyes. | the decolorization potential of the consortium hm-4 constituted by mixing four laboratory isolates identified as bacillus cereus (bn-7), pseudomonas putida (bn-4), pseudomonas fluorescens (bn-5) and stenotrophomonas acidaminiphila (bn-3) was compared with that of individual isolates. six different azo dyes viz., c.i. acid red 88 (ar-88), c.i. acid red 119 (ar-119), c.i. acid red 97 (ar-97), c.i. reactive red 120 (rr-120), c.i. acid blue 113 (ab-113) and c.i. acid brown 100 (ab-100) were used in ... | 2005 | 16289280 |
| stenotrophomonas koreensis sp. nov., isolated from compost in south korea. | a gram-negative, rod-shaped, non-spore-forming bacterium (tr6-01t) was isolated from compost near daejeon city in south korea. on the basis of 16s rrna gene sequence similarity, strain tr6-01t was shown to belong to the class gammaproteobacteria, related to stenotrophomonas acidaminiphila (97.1 %) and stenotrophomonas maltophilia (96.9 %); the phylogenetic distance from any other established species within the genus stenotrophomonas was less than 97.0 %. phenotypic and chemotaxonomic data (major ... | 2006 | 16403870 |
| benzoic acid-degrading bacteria from the intestinal tract of macrotermes michaelseni sjöstedt. | the intestinal tracts of termites host a wide variety of microbial symbionts, which have been implicated in degradative processes. in this study, a fungus-cultivating termite, macrotermes michaelseni was found to harbor 2.2 x 10(6) bacterial cells per ml of gut homogenates capable of degrading benzoic acid. two benzoic acid degrading bacteria were isolated from the highest dilution of gut homogenates in oxic media with benzoic acid as the sole carbon source. isolate cbc was related to stenotroph ... | 2007 | 17304624 |
| physiological and phylogenetic characterization of a stable benzene-degrading, chlorate-reducing microbial community. | a stable anoxic enrichment culture was obtained that degraded benzene with chlorate as an electron acceptor. the benzene degradation rate was 1.65 mm benzene per day, which is similar to reported aerobic benzene degradation rates but 20-1650 times higher than reported for anaerobic benzene degradation. denaturing gradient gel electrophoresis of part of the 16s rrna gene, cloning and sequencing showed that the culture had a stable composition after the seventh transfer. five bacterial clones were ... | 2007 | 17386037 |
| stenotrophomonas daejeonensis sp. nov., isolated from sewage. | a gram-stain-negative, motile, aerobic bacterial strain, designated mj03(t), was isolated from sewage and was characterized taxonomically by using a polyphasic approach. comparative 16s rrna gene sequence analysis showed that strain mj03(t) belongs to the family xanthomonadaceae, class gammaproteobacteria, and was related most closely to stenotrophomonas acidaminiphila amx 19(t) (97.9 % sequence similarity), stenotrophomonas humi r-32729(t) (97.1 %), stenotrophomonas nitritireducens l2(t) (96. ... | 2011 | 20400671 |
| isolation and characterization of butachlor-catabolizing bacterial strain stenotrophomonas acidaminiphila js-1 from soil and assessment of its biodegradation potential. | isolation, characterization and assessment of butachlor-degrading potential of bacterial strain js-1 in soil. | 2010 | 20477958 |
| biodegradation potential of oily sludge by pure and mixed bacterial cultures. | the biodegradation capacity of aliphatic and aromatic hydrocarbons of petrochemical oily sludge in liquid medium by a bacterial consortium and five pure bacterial cultures was analyzed. three bacteria isolated from petrochemical oily sludge, identified as stenotrophomonas acidaminiphila, bacillus megaterium and bacillus cibi, and two bacteria isolated from a soil contaminated by petrochemical waste, identified as pseudomonas aeruginosa and bacillus cereus demonstrated efficiency in oily sludge d ... | 2011 | 21993328 |
| bioprospection and selection of bacteria isolated from environments contaminated with petrochemical residues for application in bioremediation. | the use of microorganisms with hydrocarbon degrading capability and biosurfactant producers have emerged as an alternative for sustainable treatment of environmental passives. in this study 45 bacteria were isolated from samples contaminated with petrochemical residues, from which 21 were obtained from landfarming soil contaminated with oily sludge, 11 were obtained from petrochemical industry effluents and 13 were originated directly from oily sludge. the metabolization capability of different ... | 2011 | 22805841 |
| biodegradation of benzo[a]pyrene by bacterial consortium isolated from mangrove sediment. | benzo[a]pyrene is a high-molecular-weight polycyclic aromatic hydrocarbon highly recalcitrant in nature and thus harms the ecosystem and/or human health. therefore, its removal from the marine environment is crucial. this research focuses on benzo[a]pyrene degradation by using enriched bacterial isolates in consortium under saline conditions. bacterial isolates capable of using benzo[a]pyrene as sole source of carbon and energy were isolated from enriched mangrove sediment. these isolates were i ... | 2017 | 28281885 |
| copper-tolerant rhizosphere bacteria-characterization and assessment of plant growth promoting factors. | remediation of heavy metal contaminated soil is a major problem or concern worldwide. heavy metal accumulation in the soil is increasing day by day by industries, mines, agriculture, fuel combustion and municipal waste discharge. such contaminated soils harbour a large number of resistant microbial populations. screening and isolation of such microbes would be utilized for natural remediation of metal contaminated soils. therefore, in the present study, highly copper-tolerant bacteria from rhizo ... | 2017 | 28251535 |
| characterization of cadmium-resistant bacteria and their potential for reducing accumulation of cadmium in rice grains. | cadmium (cd) pollution is a serious widespread environmental problem that not only destroys the microbial ecology of soil and decreases crop production, but also poses a serious risk to human health. many methods have been used for the remediation of cd pollution but none of these is totally satisfactory. microbial remediation strategies have attracted increasing interest since they are environmentally friendly and cost-effective. in the present study, three cd-resistant bacteria were isolated a ... | 2016 | 27341110 |
| degradation of fipronil by stenotrophomonas acidaminiphila isolated from rhizospheric soil of zea mays. | fipronil is a widely used insecticide in agriculture and can cause potential health hazards to non-target soil invertebrates and nearby aquatic systems. in the present study, a fipronil degrading bacterium was isolated from fipronil contaminated soil, i.e. rhizospheric zone of zea mays. morphological, biochemical and molecular characterization of strain indicated that it clearly belongs to stenotrophomonas acidaminiphila (accession no. kj396942). a three-factor box-behnken experimental design co ... | 2016 | 28330119 |
| complete genome sequencing of stenotrophomonas acidaminiphila zac14d2_naimi4_2, a multidrug-resistant strain isolated from sediments of a polluted river in mexico, uncovers new antibiotic resistance genes and a novel class-ii lasso peptide biosynthesis gene cluster. | here, we report the first complete genome sequence of a stenotrophomonas acidaminiphila strain, generated with pacbio rs ii single-molecule real-time technology, consisting of a single circular chromosome of 4.13 mb. we annotated mobile genetic elements and natural product biosynthesis clusters, including a novel class-ii lasso peptide with a 7-residue macrolactam ring. | 2015 | 26659678 |
| characterization of stenotrophomonas acidaminiphila ncw-702 biofilm for implication in the degradation of polycyclic aromatic hydrocarbons. | biofilm formation and polycyclic aromatic hydrocarbons (pahs) degradation by a marine bacterium stenotrophomonas acidaminihila ncw-702 was investigated. | 2014 | 25040365 |
| microcystin-degrading activity of an indigenous bacterial strain stenotrophomonas acidaminiphila mc-lth2 isolated from lake taihu. | microcystin-lr (mc-lr) and microcystin-rr (mc-rr) produced by harmful cyanobacterial blooms (hcbs) pose substantial threats to the ecosystem and public health due to their potential hepatotoxicity. degradation of microcystins (mcs) by indigenous bacteria represents a promising method for removing mcs from fresh water without harming the aquatic environment, but only a few microcystin (mc)-degrading bacteria have been isolated and had their mechanisms reported. this study aimed to isolate indigen ... | 2014 | 24416455 |