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asaia bogorensis gen. nov., sp. nov., an unusual acetic acid bacterium in the alpha-proteobacteria.eight gram-negative, aerobic, rod-shaped and peritrichously flagellated strains were isolated from flowers of the orchid tree (bauhinia purpurea) and of plumbago (plumbago auriculata), and from fermented glutinous rice, all collected in indonesia. the enrichment culture approach for acetic acid bacteria was employed, involving use of sorbitol medium at ph 3.5. all isolates grew well at ph 3.0 and 30 degrees c. they did not oxidize ethanol to acetic acid except for one strain that oxidized ethano ...200010758893
kozakia baliensis gen. nov., sp. nov., a novel acetic acid bacterium in the alpha-proteobacteria.four bacterial strains were isolated from palm brown sugar and ragi collected in bali and yogyakarta, indonesia, by an enrichment culture approach for acetic acid bacteria. phylogenetic analysis based on 16s rrna gene sequences showed that the four isolates constituted a cluster separate from the genera acetobacter, gluconobacter, acidomonas, gluconacetobacter and asaia with a high bootstrap value in a phylogenetic tree. the isolates had high values of dna-dna similarity (78-100%) between one an ...200212054243
adhesion of asaia bogorensis to glass and polystyrene in the presence of cranberry juice.the aim of the study was to evaluate the adhesion abilities of the acetic acid bacterium asaia bogorensis to glass and polystyrene in the presence of american cranberry (vaccinium macrocarpon) juice. the strain of a. bogorensis used was isolated from spoiled commercial fruit-flavored drinking water. the cranberry juice was analyzed for polyphenols, organic acids, and carbohydrates using high-performance liquid chromatography and liquid chromatography-mass spectrometry techniques. the adhesive ab ...201526038911
black currant (ribes nigrum l.) and bilberry (vaccinium myrtillus l.) fruit juices inhibit adhesion of asaia spp.the aim of the study was to evaluate the activity of high-polyphenolic black currant (ribes nigrum l.) and bilberry (vaccinium myrtillus l.) juices against bacterial strains asaia lannensis and asaia bogorensis isolated as spoilage of commercial soft drinks. the composition of fruit juices was evaluated using chromatographic techniques hplc and lc-ms. the adhesion to glass, polystyrene, and polyethylene terephthalate in two different culture media was evaluated by luminometry and the plate count ...201627747228
antibacterial and antiadhesive activities of extracts from edible plants against soft drink spoilage by asaia spp.this study was conducted to investigate the antibacterial and antiadhesive activities of ethanol extracts from five edible plant parts: cinnamon bark ( cinnamomum zeylanicum ), licorice root ( glycyrrhiza radix ), nettle leaves ( urtica dioica ), green tea leaves ( camellia sinensis ), and elderberry flowers ( sambucus nigra ). the chemical constituents of the extracts were identified using high-performance liquid chromatography and liquid chromatography plus mass spectrometry. six strains of as ...201728221885
inhibition of plasmodium berghei development in mosquitoes by effector proteins secreted from asaia sp. bacteria using a novel native secretion signal.novel interventions are needed to prevent the transmission of the plasmodium parasites that cause malaria. one possible method is to supply mosquitoes with antiplasmodial effector proteins from bacteria by paratransgenesis. mosquitoes have a diverse complement of midgut microbiota including the gram-negative bacteria asaia bogorensis. this study presents the first use of asaia sp. bacteria for paratransgenesis against p. berghei. we identified putative secreted proteins from a. bogorensis by a g ...201526636338
attachment of asaia bogorensis originating in fruit-flavored water to packaging materials.the objective of this study was to investigate the adhesion of isolated spoilage bacteria to packaging materials used in the food industry. microorganisms were isolated from commercial fruit-flavored mineral water in plastic bottles with flocks as a visual defect. the gram-negative rods were identified using the molecular method through the amplification of a partial region of the 16s rrna gene. based on the sequence identity (99.6%) between the spoilage organism and a reference strain deposited ...201425295262
complete genome and gene expression analyses of asaia bogorensis reveal unique responses to culture with mammalian cells as a potential opportunistic human pathogen.asaia bogorensis, a member of acetic acid bacteria (aab), is an aerobic bacterium isolated from flowers and fruits, as well as an opportunistic pathogen that causes human peritonitis and bacteraemia. here, we determined the complete genomic sequence of the as. bogorensis type strain nbrc 16594, and conducted comparative analyses of gene expression under different conditions of co-culture with mammalian cells and standard aab culture. the genome of as. bogorensis contained 2,758 protein-coding ge ...201526358298
nitrogen fixation in asaia sp. (family acetobacteraceae).the genus asaia (family acetobacteraceae) was first introduced with a single species-asaia bogorensis and later six more species were described namely a. siamensis, a. krungthepensis, a. lannaensis, a. platycodi, a. prunellae, and a. astilbes. acetobacteraceae family has been divided into ten genera but, only three of them include nitrogen fixing species: gluconacetobacter, acetobacter, and swaminathania. this article originated from our study primarily aimed to isolate new endosymbiotic nitroge ...201121681635
ultrafine cellulose fibers produced by asaia bogorensis, an acetic acid bacterium.the ability to synthesize cellulose by asaia bogorensis, a member of the acetic acid bacteria, was studied in two substrains, aj and jcm. although both strains have identical 16s rdna sequence, only the aj strain formed a solid pellicle at the air-liquid interface in static culture medium, and we analyzed this pellicle using a variety of techniques. in the presence of cellulase, glucose and cellobiose were released from the pellicle suggesting that it is made of cellulose. field emission electro ...201121650167
energy metabolism of a unique acetic acid bacterium, asaia bogorensis, that lacks ethanol oxidation activity.acetic acid bacteria (aab) are known as a vinegar producer on account of their ability to accumulate a high concentration of acetic acid due to oxidative fermentation linking the ethanol oxidation respiratory chain. reactions in oxidative fermentation cause poor growth because a large amount of the carbon source is oxidized incompletely and the harmful oxidized products are accumulated almost stoichiometrically in the culture medium during growth, but a newly identified aab, asaia, has shown unu ...200818391448
tanticharoenia sakaeratensis gen. nov., sp. nov., a new osmotolerant acetic acid bacterium in the alpha-proteobacteria.tanticharoenia sakaeratensis gen. nov., sp. nov. is proposed for three strains isolated from soil collected in thailand. the three strains, ac37(t), ac38, and ac39, were included within a lineage comprising the genera asaia, kozakia, swaminathania, neoasaia, acetobacter, gluconobacter, and saccharibacter in a phylogenetic tree based on 16s rrna gene sequences, but formed a quite different, independent cluster. pair-wise sequence similarities of strain ac37(t) were 96.5-92.1% to the type strains ...200818323667
asaia lannaensis sp. nov., a new acetic acid bacterium in the alphaproteobacteria.asaia lannaensis sp. nov. was described for two strains isolated from flowers of the spider lily collected in chiang mai, thailand. the isolates produced acetic acid from ethanol on ethanol/calcium carbonate agar, differing from the type strains of asaia bogorensis, asaia siamensis, and asaia krungthepensis, but did not grow in the presence of 0.35% acetic acid (v/v). the new species is the fourth of the genus asaia, the family acetobacteraceae.200818323663
comparison of two bacteremic asaia bogorensis isolates from europe. 200717562089
first report of bacteremia by asaia bogorensis, in a patient with a history of intravenous-drug abuse.we report the first documented case of bacteremia caused by asaia bogorensis in a young patient with a history of intravenous-drug abuse. a. bogorensis was identified by sequencing the 16s rrna gene. the isolate was exceptionally resistant to almost all antibiotics that are routinely tested for gram-negative rods but was susceptible to netilmicin, gentamicin, and doxycycline.200616891542
asaia bogorensis peritonitis identified by 16s ribosomal rna sequence analysis in a patient receiving peritoneal dialysis.here the authors report a case of refractory peritonitis leading to multiple hospitalizations and the loss of peritoneal dialysis access in a patient on automated peritoneal dialysis, caused by asaia bogorensis, a bacterium not previously described as a human pathogen. this organism was identified by sequence analysis of the 16s ribosomal rna gene. unusual microbial agents may cause peritonitis, and molecular microbiological techniques are important tools for identifying these agents.200415264206
asaia krungthepensis sp. nov., an acetic acid bacterium in the alpha-proteobacteria.three bacterial strains were isolated from flowers collected in bangkok, thailand, by an enrichment-culture approach for acetic acid bacteria. phylogenetic analysis based on 16s rrna gene sequences showed that the isolates were located in the lineage of the genus asaia but constituted a cluster separate from the type strains of asaia bogorensis and asaia siamensis. the dna base composition of the isolates was 60.2-60.5 mol% g+c, with a range of 0.3 mol%. the isolates constituted a taxon separate ...200415023938
asaia siamensis sp. nov., an acetic acid bacterium in the alpha-proteobacteria.five bacterial strains were isolated from tropical flowers collected in thailand and indonesia by the enrichment culture approach for acetic acid bacteria. phylogenetic analysis based on 16s rrna gene sequences showed that the isolates were located within the cluster of the genus asaia. the isolates constituted a group separate from asaia bogorensis on the basis of dna relatedness values. their dna g+c contents were 58.6-59.7 mol%, with a range of 1.1 mol%, which were slightly lower than that of ...200111321102
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