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purification and properties of gentisate 1,2-dioxygenase from moraxella osloensis.gentisate:oxygen 1,2-oxidoreductase (decyclizing) (ec 1.13.11.4; gentisate 1,2-dioxygenase) from moraxella osloensis was purified to homogeneity as shown by polyacrylamide gel electrophoresis. the enzyme has a molecular weight of about 154,000 and gives rise to subunits of molecular weight 40,000 in the presence of sodium dodecyl sulfate. gentisate 1,2-dioxygenase showed broad substrate specificity and attacked a range of halogen- and alkyl-substituted gentisic acids. maleylpyruvate, the product ...1975234947
unusual effects of penicillin g and chloramphenicol on the growth of moraxella osloensis.growth of exponential-phase liquid cultures of moraxella osloensis was inhibited by 0.5 u of penicillin g per ml. for this organism, low concentrations of penicillin acted primarily in a bacteriostatic rather than in a bactericidal manner. at higher concentrations of penicillin some killing did take place, but the rate of killing was rather slow and appeared to be independent of penicillin concentration. microscopic observation of cells from penicillin-treated cultures showed little or no cellul ...1977335964
oxidase positive rods from cases of suspected gonorrhoea. a comparison of conventional, gas chromatographic and genetic methods of identification.genito-urethral specimens from 3260 women and 1170 men, with ailments suggestive of gonorrhoea, were examined for growth of oxidase positive rodshaped bacteria, as well as of gonococci. moraxella osloensis was identified in 26 cases (0.64 per cent of women and 0.43 per cent of men). three patients harboured phenylalanine negative (or weakly reacting) and tryptophan deaminase negative m. phenylpyrouvica and, in three cases, a flavobacterium species was detected. among six oropharyngeal specimens ...1977402788
moraxella bacteremia. report of a case resembling gonococcemia with cutaneous manifestations.a case of a moraxella osloensis bacteremia mimicking a case of gonococcemia, complete with cutaneous manifestations, is presented. the importance of confirming all positive smears with inhibitory and noninhibitory culture media is stressed.1978648166
[bacterial flora of the conjunctival sac of the horse].the aa. report the results of taxonomic research conducted on the conjunctival sac of 59 horses for identification of the present bacterial flora. in the controlled animals, it was observed, at the level of the considered niche, a community constituted of normal bacterial populations, but not autochtonous in the significance they attributed from dubos et al., relative to the characterization of the indigenous microbiota of the intestine. the isolated normal bacterial flora seems to be constitute ...1976788654
in-vitro effect of edta-tris-lysozyme solutions on selected pathogenic bacteria.the in-vitro effect of edta-tris-lysozyme solution on 16 pathogenic bacteria of medical or veterinary importance was determined. marked decreases in bacterial count occurred with pseudomonas aeruginosa, escherichia coli, moraxella osloensis and campylobacter fetus, and smaller decreses with salmonella typhimurium, shigella boydii, aeromonas hydrophila, proteus mirabilis, listeria monocytogenes and erysipelothrix insidiosa. the test solution had no effect on klebsiella ozaenae, brucella canis, co ...1975805241
[moraxella osloensis as pathogen in septicemia (author's transl)].a case of septicemia caused by moraxella osloensis is described. a 4-year old girl fell ill with symptoms similar to those described in cases of septicemia caused by neisseria meningitidis. two days after the commencement of treatment with penicillins, however, moraxella osloensis could be isolated from cerebral fluid, which contained only a small number of cells. it is assumed that the delayed recovery of the child was directly related to the diminished susceptibility of this moraxella strain t ...1976824208
[distribution of species of moraxella and moraxella-like organisms in the nasopharynx of healthy human adults (author's transl].by means of a lincomycin containing selective medium, gram-negative, oxidase-positive, non-motile, non-saccharolytic, penicillin-sensitive rods have been isolated from 24 of 165 healthy adults (13,9%). three strains were lost, 7 strains were moraxella osloensis (4,2%), 12 strains were neisseria elongata (7,3%) and 2 strains were considered to be a subspecies of n. elongata (1.2%). by agglutination and immunodiffusion could be demonstrated that n. elongata is a serologically heterogenous species. ...19761004377
characterization of radiation-resistant vegetative bacteria in beef.ground beef contains numerous microorganisms of various types. the commonly recognized bacteria are associated with current problems of spoilage. irradiation, however, contributes a new factor through selective destruction of the microflora. the residual microorganisms surviving a nonsterilizing dose are predominantly gram-negative coccobacilli. various classifications have been given, e.g., moraxella, acinetobacter, achromobacter, etc. for a more detailed study of these radiation-resistant bact ...19751164011
growth curves of staphylococcus aureus, candida albicans, and moraxella osloensis in propofol and other media.propofol, 2,6 diisopropylphenol, in an emulsion formulation (diprivan), has been associated with postsurgical infections caused by staphylococcus aureus, moraxella osloensis and candida albicans. these organisms were individually inoculated into each of the following media: (1) the emulsion preparation of propofol, (2) intralipid 10%, (3) pure 2,6 diisopropylphenol, and (4) trypticase soy broth (tsb). the organisms were incubated and subcultured hourly for eight hours at room temperature. propof ...19921534525
detection of bacterial growth by gas absorption.when 24 different aerobic organisms were grown in a shaken culture, all were found to first absorb gas from the headspace. in a rudimentary medium, such as tryptic soy broth, 16 of the 24 organisms did not produce gas following the initial gas absorption. we have developed a simple, noninvasive method for detecting both gas absorption and production in multiple culture vials. the time to positivity was compared with that obtained by the bactec 460 blood culture system. for nearly all of these or ...19921583121
infections caused by moraxella, moraxella urethralis, moraxella-like groups m-5 and m-6, and kingella kingae in the united states, 1953-1980.from 1953 to 1980 the centers for disease control received 933 isolates of bacteria belonging to species of the genus moraxella, moraxella-like moraxella urethralis, now renamed oligella urethralis, unnamed groups m-5 and m-6, and kingella kingae. ordinarily sterile sites were the source of 233 isolates. moraxella nonliquefaciens, the most common isolate (356 strains), was recovered from upper respiratory or ocular sites in 208 (58%) of the cases. moraxella osloensis was next most common (199 st ...19902359906
neisseria meningitidis and moraxella osloensis: dual infection in blood and peritoneal fluid.the clinical course of a malnourished alcoholic in which neisseria meningitidis was isolated from the blood and moraxella osloensis from the peritoneal fluid is described. following bacteriologic diagnosis, the patient was treated and responded to a course of penicillin therapy. to our knowledge, this represents the first case of peritonitis associated with m. osloensis. clinical reports of the isolation of this organism are rare; its pathogenicity is not clearly established, and the presence of ...19883149224
moraxella septic arthritis of the knee joint: a case report.moraxella osloensis pyarthrosis of the knee joint is an unusual infection. the diagnosis can be quite difficult since the organism is fastidious in its growth characteristics. this case report presents an adult with m. osloensis sepsis of the knee, which could only be diagnosed by arthroscopic synovial biopsy and culture. moreover, arthroscopy played a critical role in the definitive therapy.19863730070
identification of gram-negative bacilli using the autobac idx.the autobac idx is a new system for the rapid identification of clinically significant members of the enterobacteriaceae and aeromonas, acinetobacter, alcaligenes, flavobacterium, moraxella, and pseudomonas species. the use of 18 differentially inhibitory compounds such as dyes and antibiotics along with a computerized algorithm based on a multivariate analysis provides the basis for the identification of 30 different groups of gram-negative bacilli. required preliminary tests include observatio ...19853881212
[menigitis due to moraxella osloensis (author's transl)]. 19744212701
characterization and differentiation of 59 strains of moraxella urethralis from clinical specimens.the biochemical characteristics of 59 strains of moraxella urethralis from clinical specimens, primarily from urine and the female genital tract, were studied. the characteristics included (i) the inability to acidify carbohydrate substrates, (ii) the ability to produce phenylalanine deaminase, (iii) the ability to reduce nitrite, (iv) the lack of urease activity, and (v) the ability of most strains to alkalinize citrate. a means of differentiating m. urethralis from moraxella osloensis and mora ...19744417557
isolation of penicillin and streptomycin resistant strains of moraxella osloensis. 19744527859
simple genetic transformation assay for rapid diagnosis of moraxella osloensis.a genetic transformation assay for unequivocal identification of strains of moraxella osloensis is described. in this assay a stable tryptophan auxotroph is transformed to prototrophy by deoxyribonucleic acid (dna) samples from other strains of m. osloensis but not by dna samples from unrelated bacteria. the test is simple to perform and definitive results can be obtained in less than 24 h. the procedure, which is suitable for routine diagnosis in a clinical laboratory, involves a rapid method f ...19744589126
stomatitis with septicemia due to moraxella osloensis. 19744820705
study of the moraxella group. i. genus moraxella and the neisseria catarrhalis group.a number of strains of oxidase-positive moraxellas and of neisserias related to neisseria catarrhalis were characterized with respect to a number of nutritional and physiological properties and could be assigned to several species or species groups on the basis of their phenotypic traits. this grouping was consistent with that established by bövre on the basis of transformation frequencies for streptomycin resistance. it is proposed to reserve the generic name moraxella for the oxidase-positive ...19684866103
septic arthritis due to moraxella osloensis. 19695790392
chronic cholera-like lesions caused by moraxella osloensis.cholera-like lesions appeared in four house-confined flocks of tom turkeys on one farm from october 30, 1980, to december 2, 1980; moraxella osloensis was isolated from the tissues. all flocks were treated with 0.04% sulfaquinoxaline in the water for 3 days. the flocks returned to normal and had normal condemnation rates at slaughter. an experiment was conducted in which six hen turkeys were inoculated with a m. osloensis isolate. the same gross lesions were produced as seen in the field cases.19836639555
presence of a new cytochrome b - like pigment with a peak at 567 nm in various aerobic bacteria.several physiological groups of bacteria were examined for the presence of a cytochrome b - like pigment which is demonstrable in dithionite-reduced minus substrate-reduced difference spectra. this pigment is characterized by an unusually high alpha band at 567 nm, a low concentration relative to conventional cytochromes, and an inability to be fully reduced by endogenous substrates or nadh. previous studies with one denitrifying and nondenitrifying species of the genus pseudomonas, in paracoccu ...19836652580
renal failure secondary to moraxella osloensis endocarditis. 19827087280
osteomyelitis caused by moraxella osloensis.moraxella osloensis osteomyelitis of the femur developed in a paraplegic man. he responded to treatment with oral ampicillin. disease in humans caused by this unusual clinical isolate is reviewed.19827107844
phylogenetic relationships between some members of the genera neisseria, acinetobacter, moraxella, and kingella based on partial 16s ribosomal dna sequence analysis.we obtained 16s ribosomal dna (rdna) sequence data for strains belonging to 11 species of proteobacteria, including the type strains of kingella kingae, neisseria lactamica, neisseria meningitidis, moraxella lacunata subsp. lacunata, [neisseria] ovis, moraxella catarrhalis, moraxella osloensis, [moraxella] phenylpyruvica, and acinetobacter lwoffii, as well as strains of neisseria subflava and acinetobacter calcoaceticus. the data in a distance matrix constructed by comparing the sequences suppor ...19947520730
postoperative infections traced to contamination of an intravenous anesthetic, propofol.between june 1990 and february 1993, the centers for disease control and prevention conducted investigations at seven hospitals because of unusual outbreaks of bloodstream infections, surgical-site infections, and acute febrile episodes after surgical procedures.19957791816
complement deficiency predisposes for meningitis due to nongroupable meningococci and neisseria-related bacteria.nongroupable meningococci or bacteria related to the genus neisseria rarely cause meningitis. complement deficiency has been identified as a major predisposing factor for meningococcal disease. to assess whether patients with meningitis due to such strains have a complement deficiency, we studied 12 persons. six patients had meningitis due to nongroupable strains of meningococci, and six patients had meningitis due to moraxella species or acinetobacter species. inherited complement component c7 ...19948075270
inappropriate breast secretions of possible bacterial etiology in the parous nonpuerperal female.this article presents two cases of spontaneous green breast secretions of parous nonpuerperal patients. to understand the nature of these secretions, bacterial evaluations and subsequent treatment were undertaken. case 1 culture and sensitivity studies from breast secretions were commenced within 24 hours yielding an isolate identified as staphylococcus epidermidis, with sensitivity to cephalothin, erythromycin, and tetracycline but resistant to penicillin. cephalothin, 500 mg four times a day f ...19948189453
central venous catheter infection caused by moraxella osloensis in a patient receiving home parenteral nutrition.we report the first case of a central venous catheter infection caused by moraxella osloensis, which was successfully treated without catheter removal. the isolation, identification, and pathogenesis of this species are discussed. it is recommended that moraxella isolates be identified to species in order to determine the relative pathogenic and opportunistic roles of the various moraxella species. our case also demonstrates that catheter sepsis caused by some gram-negative organisms may be amen ...19938243038
moraxella lincolnii sp. nov., isolated from the human respiratory tract, and reevaluation of the taxonomic position of moraxella osloensis.a polyphasic taxonomic study was performed to determine the relationships of 10 moraxella-like strains isolated mainly from the human respiratory tract in sweden. two of the strains formed a separate subgroup on the basis of both their protein contents and their fatty acid contents. however, the overall protein and fatty acid profiles revealed that all 10 strains were highly related. representative strains of the two subgroups exhibited high dna binding values (98%) with each other and had an id ...19938347507
relatedness of three species of "false neisseriae," neisseria caviae, neisseria cuniculi, and neisseria ovis, by dna-dna hybridizations and fatty acid analysis.dna-dna hybridization was used to determine the levels of genomic relatedness of the three species of "false neisseriae," neisseria caviae, neisseria cuniculi, and neisseria ovis. the reference strains of these species exhibited high levels of intraspecies relatedness (93 to 100% for n. caviae, 79 to 100% for n. cuniculi, and 68 to 100% for n. ovis) but low levels of interspecific relatedness (less than 34%) to each other and to various species belonging to the beta subclass of the proteobacteri ...19938494736
phylogeny of the family moraxellaceae by 16s rdna sequence analysis, with special emphasis on differentiation of moraxella species.thirty-three strains previously classified into 11 species in the bacterial family moraxellaceae were subjected to phylogenetic analysis based on 16s rrna sequences. the family moraxellaceae formed a distinct clade consisting of four phylogenetic groups as judged from branch lengths, bootstrap values and signature nucleotides. group i contained the classical moraxellae and strains of the coccal moraxellae, previously known as branhamella, with 16s rrna similarity of > or = 95%. a further divisio ...19989542079
infection due to moraxella osloensis: case report and review of the literature.we describe the successful treatment of moraxella osloensis bacteremia in a 2-year-old boy who presented with fever, petechial rash, and exacerbation of reactive airway disease. we also review the 12 cases previously reported in the literature.200010619749
[pneumonia and empyema caused by moraxella osloensis]. 200010721569
clinical "pneumococcal pneumonia" due to moraxella osloensis: case report and a review.a previously healthy 6-y-old girl presented with a disease very similar to pneumococcal pneumonia. however, moraxella osloensis was isolated by lung tap. the patient responded well to a course of parenteral penicillin. this is probably the first documented case of community-acquired pneumonia associated with this agent. clinical isolates of m. osloensis are rare and its pathogenesis has not been delineated; however, a literature review suggests that the organism is more common than is generally ...200111525360
pathogenicity of moraxella osloensis, a bacterium associated with the nematode phasmarhabditis hermaphrodita, to the slug deroceras reticulatum.moraxella osloensis, a gram-negative bacterium, is associated with phasmarhabditis hermaphrodita, a nematode parasite of slugs. this bacterium-feeding nematode has potential for the biological control of slugs, especially the grey garden slug, deroceras reticulatum. infective juveniles of p. hermaphrodita invade the shell cavity of the slug, develop into self-fertilizing hermaphrodites, and produce progeny, resulting in host death. however, the role of the associated bacterium in the pathogenici ...200111679319
endophthalmitis caused by moraxella species.to report the incidence, clinical presentation, antibiotic sensitivities, and treatment outcomes for endophthalmitis caused by moraxella species.200111704047
endophthalmitis caused by moraxella osloensis.to report the clinical presentation, antibiotic sensitivities, and treatment outcomes of endophthalmitis caused by moraxella osloensis.200211981649
characterization of unusual bacteria isolated from respiratory secretions of cystic fibrosis patients and description of inquilinus limosus gen. nov., sp. nov.using a polyphasic approach (including cellular protein and fatty acid analysis, biochemical characterization, 16s ribosomal dna sequencing, and dna-dna hybridizations), we characterized 51 bacterial isolates recovered from respiratory secretions of cystic fibrosis (cf) patients. our analyses showed that 24 isolates belong to taxa that have so far not (or only rarely) been reported from cf patients. these taxa include acinetobacter sp., bordetella hinzii, burkholderia fungorum, comamonas testost ...200212037065
endotoxin activity of moraxella osloensis against the grey garden slug, deroceras reticulatum.moraxella osloensis is a gram-negative bacterium associated with phasmarhabditis hermaphrodita, a slug-parasitic nematode that has prospects for biological control of mollusk pests, especially the grey garden slug, deroceras reticulatum. this bacterium-feeding nematode acts as a vector that transports m. osloensis into the shell cavity of the slug, and the bacterium is the killing agent in the nematode-bacterium complex. we discovered that m. osloensis produces an endotoxin(s), which is tolerant ...200212147494
anaerobic mineralization of quaternary carbon atoms: isolation of denitrifying bacteria on pivalic acid (2,2-dimethylpropionic acid).the degradability of pivalic acid was established by the isolation of several facultative denitrifying strains belonging to zoogloea resiniphila, to thauera and herbaspirillum, and to comamonadaceae, related to [aquaspirillum] and acidovorax, and of a nitrate-reducing bacterium affiliated with moraxella osloensis. pivalic acid was completely mineralized to carbon dioxide. the catabolic pathways may involve an oxidation to dimethylmalonate or a carbon skeleton rearrangement, a putative 2,2-dimeth ...200312620885
characterization of the first molluscicidal lipopolysaccharide from moraxella osloensis.moraxella osloensis is a bacterium that is mutualistically associated with phasmarhabditis hermaphrodita, a nematode that has potential for the biocontrol of mollusk pests, especially the slug deroceras reticulatum. we discovered that purified m. osloensis lipopolysaccharide (lps) possesses a lethal toxicity to d. reticulatum when administered by injection but no contact or oral toxicity to this slug. the toxicity of the lps resides in the lipid a moiety. m. osloensis lps was semiquantitated at ...200312788774
the emulsiv filter removes microbial contamination from propofol but is not a substitute for aseptic technique.to evaluate the ability of the emulsiv filter (ef) to remove extrinsic microbial contaminants from propofol.200312826543
moraxella osloensis blood and catheter infections during anticancer chemotherapy: clinical and microbiologic studies of 10 cases.moraxella osloensis, a gram-negative bacterium that is saprophytic on skin and mucosa, rarely causes infections. moreover, infections in patients with cancer have not been reported. we describe 10 cases of m. osloensis blood or catheter infections that occurred during anticancer chemotherapy with or without preexisting neutropenia. the organism was identified definitively by sequencing analysis of the 16s ribosomal rna gene. fever (up to 39.7 degrees c) with substantial neutrophilia characterize ...200415080311
neonatal moraxella osloensis ophthalmia. 200516422012
evaluation of pyrrolidonyl arylamidase for the identification of nonfermenting gram-negative rods.to evaluate the activity of pyrrolidonyl arylamidase (pyr) for the differentiation and identification of nonfermenting gram negative rods (nfgnr), 293 isolates were tested. a 24 h culture of each test organism was prepared. from this a 108-109 cfu/ml suspension was added to 0.25 ml of sterile physiologic solution. a pyr disk was then added and the test was incubated for 30 minutes at 35-37 degrees c, at environmental atmosphere. reading was done by adding 1 drop of cinnamaldehyde reagent. strain ...200716822636
molecular identification of environmental bacteria in indoor air in the domestic home: description of a new species of exiguobacterium.the quality of indoor air in terms of its bioaerosol composition with microorganisms is important due to its potential aetiological role in development of conditions such as sick building syndrome. hence, laboratory identification of bacteriological components in any bioaerosol from buildings may help elucidate the role of such organisms in disease states, particularly allergy-related conditions. a molecular method was developed employing universal or "broad-range" eubacterial pcr to help identi ...200717365082
diversity of bacterial isolates from commercial and homemade composts.the diversity of heterotrophic bacterial isolates of three commercial and two homemade composts was studied. the commercial composts were produced from poultry litter (pc), sewage sludge (sc), municipal solid waste (mc), and homemade composts (thermal compost [dc] and vermicompost [vc]) from food wastes. the taxonomic and physiological diversity of the heterotrophic culturable bacteria was assessed using phenotypic and genotypic characterization and the analysis of the partial 16s rrna gene sequ ...200817876655
moraxella osloensis gene expression in the slug host deroceras reticulatum.the bacterium moraxella osloensis is a mutualistic symbiont of the slug-parasitic nematode phasmarhabditis hermaphrodita. in nature, p. hermaphrodita vectors m. osloensis into the shell cavity of the slug host deroceras reticulatum in which the bacteria multiply and kill the slug. as m. osloensis is the main killing agent, genes expressed by m. osloensis in the slug are likely to play important roles in virulence. studies on pathogenic interactions between bacteria and lower order hosts are few, ...200818226222
moraxella osloensis bacteremia in a kidney transplant recipient. 200818662367
three cases of moraxella osloensis meningitis: a difficult experience in species identification and determination of clinical significance.we had three cases of moraxella osloensis meningitis. the species identification was impossible by conventional and commercial phenotypic tests. however, we could identify the species using the 16s rrna gene sequencing. determination of clinical significance was difficult in one patient. all three patients recovered by appropriate antimicrobial therapy.201020191057
the slug parasitic nematode phasmarhabditis hermaphrodita associates with complex and variable bacterial assemblages that do not affect its virulence.phasmarhabditis hermaphrodita is a nematode parasite of slugs that is commercially reared in monoxenic culture with the bacterium moraxella osloensis and sold as a biological molluscicide. however, its bacterial associations when reared in vivo in slugs are unknown. we show that when reared in vivo in slugs, p. hermaphrodita does not retain m. osloensis and associates with complex and variable bacterial assemblages that do not influence its virulence. this is in marked contrast to the entomopath ...201020433847
sepsis with prolonged hypotension due to moraxella osloensis in a non-immunocompromised child.we report a case of septicaemia with prolonged, refractory hypotension related to moraxella osloensis isolated in a non-immunocompromised paediatric patient.201120829400
first case report of moraxella osloensis diarrhea in a hemolytic uremic syndrome/acute renal failure child from rural coastal india-manipal, karnataka.the authors report a rare case of diarrhea caused by moraxella osloensis in a pediatric child with hemolytic uremic syndrome/acute renal failure (hus/arf). a 6-y-old boy was referred to the pediatric unit with a 3 d history of bloody diarrhea with mucus and fever and decreased urine output for 6 d. microbiological investigations were done as per clsi guidelines. his diarrhea, and the subsequent renal failure resolved with appropriate treatment. to the best of authors' knowledge and pubmed search ...201222231773
moraxella species are primarily responsible for generating malodor in laundry.many people in japan often detect an unpleasant odor generated from laundry that is hung to dry indoors or when using their already-dried laundry. such an odor is often described as a "wet-and-dirty-dustcloth-like malodor" or an "acidic or sweaty odor." in this study, we isolated the major microorganisms associated with such a malodor, the major component of which has been identified as 4-methyl-3-hexenoic acid (4m3h). the isolates were identified as moraxella osloensis by morphological observat ...201222367080
moraxella osloensis: an unusual cause of central venous catheter infection in a cancer patient.moraxella osloensis is a rare causative organism of infections in humans, with most cases reported in cancer patients. we report the case of a 67-year-old japanese man with advanced cancer of the pancreatic head and multiple liver metastases who developed fever with chills. blood culture was found to be positive for gram-negative bacilli that were aerobic, oxidase-positive, and catalase-positive. m. osloensis was identified by 16 rrna gene sequencing. prompt control of the infection was achieved ...201223109812
septic arthritis due to moraxella osloensis in a rhesus macaque (macaca mulatta).a 5.5-y-old chinese-origin female rhesus macaque (macaca mulatta) presented for bilateral hindlimb lameness. the primate had been group-reared in an spf breeding colony and was seronegative for macacine herpesvirus 1, siv, simian retrovirus type d, and simian t-lymphotropic virus. the macaque's previous medical history included multiple occasions of swelling in the left tarsus, and trauma to the right arm and bilateral hands. in addition, the macaque had experienced osteomyelitis of the left dis ...201324326229
complete genome sequence of moraxella osloensis strain kmc41, a producer of 4-methyl-3-hexenoic acid, a major malodor compound in laundry.we report the complete genome sequence of moraxella osloensis strain kmc41, isolated from laundry with malodor. the kmc41 genome comprises a 2,445,556-bp chromosome and three plasmids. a fatty acid desaturase and at least four β-oxidation-related genes putatively associated with 4-methyl-3-hexenoic acid generation were detected in the kmc41 chromosome.201627445387
new bacterial composition in primary and persistent/secondary endodontic infections with respect to clinical and radiographic findings.the aim of the present study was to analyze the microbiota of primary and secondary/persistent endodontic infections of patients undergoing endodontic treatment with respect to clinical and radiographic findings.201424767562
extensive subclinical sinusitis leading to moraxella osloensis meningitis.we report a case of a 31 year old male with extensive subclinical sinusitis leading to erosion in the cribriform plate and subsequent meningitis caused by the organism moraxella osloensis. the patient presented to the emergency department with rapid onset confusion, neck stiffness and headache. inflammatory markers, renal and liver function, and a chest radiograph were all normal. ct head showed extensive polyp disease in the paranasal sinuses with expansion of the left frontal sinus and ct sinu ...201627695673
[moraxella osloensis peritonitis : case report and review]. 201627015822
moraxella osloensis, an emerging pathogen of endocarditis in immunocompromised patients?we report two cases of endocarditis due to moraxella osloensis. only one previous case of such infection has been described. these infections occurred in immunocompromised patients (b-cell chronic lymphocytic leukaemia and kidney graft associated with hodgkin's disease) and both patients had a favourable outcome with a complete cure of their infectious endocarditis. this bacterium could be an emerging pathogen revealed by maldi-tof. indeed, its characterisation within the moraxella group by use ...201526376092
moraxella osloensis bacteremia complicating with severe pneumonia in a patient with lung cancer. 201526074282
biodegradation of tributyltin (tbt) by extremophile bacteria from atacama desert and speciation of tin by-products.biodegradation of tributyltin (tbt) by four tin resistant gram negative bacteria isolated from extremely contaminated river sediments in the atacama desert in chile was studied. moraxella osloensis showed the greatest resistance and degradation capability of tbt, producing less toxic by-products, such as dibutyltin (dbt) and inorganic tin. in 7 days, approximately 80 % of tbt degradation was achieved, generating close to 20 % of dbt as degradation product. the degradation rate constant (k) was 0 ...201525975619
a pediatric case of bacteremia and possible cholecystitis due to moraxella osloensis.we encountered a pediatric case of bacteremia and possible cholecystitis due to moraxella osloensis that was treated successfully. we confirmed the diagnosis with the presence of a high serum titer of the antibody to the organism. furthermore, 16s rrna sequencing was performed to identify the bacteria.201525720646
reactivated moraxella osteitis presenting as granulomatous disease.granulomatous infections are commonly associated with mycobacteria, brucellosis, actinomycosis, nocardiosis, spirochetes, and fungi. rarely, granuloma formation is a host response to other bacterial infection. osteomyelitis and osteitis that reactivate many years after the primary episode is a known phenomenon. a reactivation that presents as a granulomatous disease is rare. we present a case of reactivated osteitis due to moraxella osloensis with consecutive granuloma formation.201425431395
effects of pipe materials on chlorine-resistant biofilm formation under long-term high chlorine level.drinking water distribution systems are composed of various pipe materials and may harbor biofilms even in the continuous presence of disinfectants. biofilms formation on five pipe materials (copper (cu), polyethylene (pe), stainless steel (sts), cast iron (ci), and concrete-coated polycarbonate (cp)) within drinking water containing 1.20 mg/l free chlorine, was investigated by flow cytometry, heterotrophic plate counts, and denaturing gradient gel electrophoresis analysis. results showed that t ...201424828580
the first korean case of moraxella osloensis bacteremia in a patient with acute myeloid leukemia. 201424790917
biodegradation of the textile dye mordant black 17 (calcon) by moraxella osloensis isolated from textile effluent-contaminated site.the bacterium with dye degrading ability was isolated from effluent disposal sites of textile industries, tirupur and was identified as moraxella osloensis based on the biochemical and morphological characterization as well as 16s rrna sequencing. this organism was found to decolorize 87 % of mordant black 17 at 100 mg l⁻¹ under shake culture condition compared to 92 % under stationary culture condition. maximum degradation of the dye by m. osloensis was achieved when the mineral salt medium was ...201424170439
[pyomyositis due to moraxella osloensis]. 201423830680
microbiome analysis and confocal microscopy of used kitchen sponges reveal massive colonization by acinetobacter, moraxella and chryseobacterium species.the built environment (be) and in particular kitchen environments harbor a remarkable microbial diversity, including pathogens. we analyzed the bacterial microbiome of used kitchen sponges by 454-pyrosequencing of 16s rrna genes and fluorescence in situ hybridization coupled with confocal laser scanning microscopy (fish-clsm). pyrosequencing showed a relative dominance of gammaproteobacteria within the sponge microbiota. five of the ten most abundant otus were closely related to risk group 2 (rg ...201728725026
fibrinous pericarditis secondary to bacterial infection in a cat.a three-year-old spayed domestic short-haired cat presented for evaluation of weight loss, cardiomegaly and pleural effusion. echocardiographic examination demonstrated a thickened pericardium with mild pericardial effusion and a large volume of pleural effusion characterized by exudate. although the cat was treated with antibiotics, the clinical symptoms did not improve. the cat developed dyspnea and died on day 7. necropsy revealed a large amount of modified transudates ascites, pleural effusi ...201728484098
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