| arenibacter gen. nov., new genus of the family flavobacteriaceae and description of a new species, arenibacter latericius sp. nov. | five dark-orange-pigmented, gram-negative, rod-shaped, non-motile, aerobic bacterial strains were isolated from sandy sediment samples collected in the south china sea in the indian ocean, from a holothurian, apostichopus japonicus, in the sea of japan and from a brown alga, chorda filum, from the sea of okhotsk in the pacific ocean. phenotypic data were collected, demonstrating that the bacteria are chemo-organotrophic and require seawater-based media for growth. polar lipids were analysed and ... | 2001 | 11760939 |
| alpha-n-acetylgalactosaminidase from marine bacterium arenibacter latericius kmm 426t removing blood type specificity of a-erythrocytes. | an alpha-n-acetylgalactosaminidase iv able to remove blood type specificity of human a(ii)-erythrocytes and not effecting b(iii)-erythrocytes was isolated from the marine bacterium arenibacter latericius kmm 426t. the alpha-n-acetylgalactosaminidase iv preparation exhibits high activity during inhibition of hemagglutination with blood group substance a containing determinants analogous to a-erythrocytes. the enzyme has a ph optimum from 7.0 to 8.0 and completely retains its activity during 30-mi ... | 2002 | 12126478 |
| arenibacter troitsensis sp. nov., isolated from marine bottom sediment. | a novel marine, heterotrophic, aerobic, pigmented, non-motile bacterium was isolated from a bottom sediment sample collected from troitsa bay in the gulf of peter the great, sea of japan, during june 2000. 16s rdna sequence analysis revealed that this bacterium was a member of the family flavobacteriaceae: on the basis of phenotypic, chemotaxonomic, genotypic and phylogenetic analyses, the bacterium was shown to belong to a novel species of the genus arenibacter, for which the name arenibacter t ... | 2003 | 13130008 |
| arenibacter certesii sp. nov., a novel marine bacterium isolated from the green alga ulva fenestrata. | the taxonomic position of a novel, marine, heterotrophic, aerobic, pigmented, non-motile bacterium that was isolated from a green alga, ulva fenestrata, inhabiting the sea of japan, was determined. 16s rrna gene sequence analysis revealed that the strain, kmm 3941t, is a member of the genus arenibacter. the results of dna-dna hybridization experiments, supported by phenotypic and chemotaxonomic data, showed that the isolate represents a novel species of the genus arenibacter, for which the name ... | 2004 | 15280287 |
| active transport and accumulation of iodide by newly isolated marine bacteria. | iodide (i(-))-accumulating bacteria were isolated from marine sediment by an autoradiographic method with radioactive (125)i(-). when they were grown in a liquid medium containing 0.1 microm iodide, 79 to 89% of the iodide was removed from the medium, and a corresponding amount of iodide was detected in the cells. phylogenetic analysis based on 16s rrna gene sequences indicated that iodide-accumulating bacteria were closely related to flexibacter aggregans nbrc15975 and arenibacter troitsensis, ... | 2005 | 15691925 |
| structural characterization of the carbohydrate backbone of the lipooligosaccharide of the marine bacterium arenibacter certesii strain kmm 3941(t). | the structure of the carbohydrate backbone of the lipooligosaccharide (los) of the marine bacterium arenibacter certesii strain kmm 3941(t) has been elucidated. the structure was obtained by means of compositional analysis, matrix-assisted laser desorption/ionization mass spectrometry and complete 1h and 13c and 31p nmr spectroscopy. it shows novel and interesting aspects and is the first description of arenibacter lipopolysaccharides. strong and mild alkaline treatments, to fully deacylate and ... | 2005 | 16168974 |
| arenibacter palladensis sp. nov., a novel marine bacterium isolated from the green alga ulva fenestrata, and emended description of the genus arenibacter. | the taxonomic position of three novel, marine, heterotrophic, aerobic, pigmented, gliding bacteria, isolated from the green alga ulva fenestrata in the sea of japan, was determined. 16s rrna gene sequence analysis revealed that the strains belong to the genus arenibacter. the results of dna-dna hybridization experiments supported by phenotypic and chemotaxonomic data showed that the isolates represent a novel species of the genus arenibacter, for which the name arenibacter palladensis sp. nov. i ... | 2006 | 16403881 |
| [distribution of intracellular fucoidan hydrolases among marine bacteria of the family flavobacteriaceae]. | a search for fucoidan-degrading enzymes and other o-glycosylhydrolases has been performed among 51 strains of marine bacteria of the family flavobacteriaceae isolated from red, green, and brown algae, as well as from the sea urchin strongylocentrotus intermedius and the holothurian apostichopus japonicus. over 40% of the studied strains synthesized fucoidanases. the marine bacteria mesonia algae kmm 3909(t) (an isolate from green alga acrosiphonia sonderi), as well as maribacter sp. kmm 6211 and ... | 2006 | 17066955 |
| hydrogen peroxide-dependent uptake of iodine by marine flavobacteriaceae bacterium strain c-21. | the cells of the marine bacterium strain c-21, which is phylogenetically closely related to arenibacter troitsensis, accumulate iodine in the presence of glucose and iodide (i-). in this study, the detailed mechanism of iodine uptake by c-21 was determined using a radioactive iodide tracer, 125i-. in addition to glucose, oxygen and calcium ions were also required for the uptake of iodine. the uptake was not inhibited or was only partially inhibited by various metabolic inhibitors, whereas reduci ... | 2007 | 17933915 |
| arenibacter echinorum sp. nov., isolated from the sea urchin strongylocentrotus intermedius. | two marine, heterotrophic, aerobic, pigmented and gliding bacteria, isolated from the sea urchin strongylocentrotus intermedius were subjected to a polyphasic taxonomy study. the 16s rrna gene sequence analysis revealed that strains kmm 6032t and kmm 6047 formed a distinct branch within the genus arenibacter, a member of the family flavobacteriaceae. the level of sequence similarity between the novel isolates and members of the genus arenibacter was 94.5-98.9%. the dna g+c content was 39-40 mol% ... | 2007 | 17978235 |
| molecular structure of endotoxins from gram-negative marine bacteria: an update. | marine bacteria are microrganisms that have adapted, through millions of years, to survival in environments often characterized by one or more extreme physical or chemical parameters, namely pressure, temperature and salinity. the main interest in the research on marine bacteria is due to their ability to produce several biologically active molecules, such as antibiotics, toxins and antitoxins, antitumor and antimicrobial agents. nonetheless, lipopolysaccharides (lpss), or their portions, from g ... | 2007 | 18463721 |
| arenibacter nanhaiticus sp. nov., isolated from marine sediment of the south china sea. | an aerobic, gram-stain-negative, rod-shaped bacterial isolate, strain nh36a(t), was isolated from a sandy sediment sample from the south china sea. colonies of the isolate were dark orange on m2 agar. optimal growth was observed at ph 7.0-8.5, 30 degrees c and in the presence of 0.5-4.0 % (w/v) nacl. the major fatty acids were c(15 : 0), iso-c(15 : 0), anteiso-c(15 : 0), iso-c(15 : 1), iso-c(15 : 0) 3-oh, iso-c(17 : 0) 3-oh and summed feature 3 (comprising iso-c(15 : 0) 2-oh and/or c(16 : 1)omeg ... | 2010 | 19648347 |
| iodide accumulation by aerobic bacteria isolated from subsurface sediments of a 129i-contaminated aquifer at the savannah river site, south carolina. | (129)i is of major concern because of its mobility in the environment, excessive inventory, toxicity (it accumulates in the thyroid), and long half-life (~16 million years). the aim of this study was to determine if bacteria from a (129)i-contaminated oxic aquifer at the f area of the u.s. department of energy's savannah river site, sc, could accumulate iodide at environmentally relevant concentrations (0.1 µm i(-)). iodide accumulation capability was found in 3 out of 136 aerobic bacterial stra ... | 2011 | 21278282 |
| the structural diversity of carbohydrate antigens of selected gram-negative marine bacteria. | marine microorganisms have evolved for millions of years to survive in the environments characterized by one or more extreme physical or chemical parameters, e.g., high pressure, low temperature or high salinity. marine bacteria have the ability to produce a range of biologically active molecules, such as antibiotics, toxins and antitoxins, antitumor and antimicrobial agents, and as a result, they have been a topic of research interest for many years. among these biologically active molecules, t ... | 2011 | 22073003 |