distribution of menaquinones in actinomycetes and corynebacteria.menaquinones were the only isoprenoid quinones found in 48 corynebacteria and actinomycete strains examined. dihydromenaquinones having nine isoprene units were the main components isolated from gordona, mycobacterium, corynebacterium bovis, corynebacterium glutamicum and a strain labelled nocardia farcinica, but dihydromenaquinones having eight isoprene units were characteristic of other corynebacterium species and representatives of the 'rhodochrous' complex. tetrahydromenaquinones having six ...1977894261
bacterial endocarditis caused by oerskovia turbata.oerskovia turbata is a yellow, motile actinomycete, which before now has only been found in soil and has not been known to cause disease in man or animals. it was isolated from 29 cultures of blood taken during 6 months from an urban pensioner after homograft replacement of his aortic valve. the combination of ampicillin, sulfamethoxazole, and trimethoprim was lethal for o. turbata in vitro; however, antimicrobial therapy alone failed to eradicate the patient's infection. cure was achieved after ...19751200499
[an axillary abscess produced by oerskovia turbata in an aids patient]. 19911896601
cellular fatty acid composition of oerskovia species, cdc coryneform groups a-3, a-4, a-5, corynebacterium aquaticum, listeria denitrificans and brevibacterium acetylicum.twenty four strains representing eight species of gram positive yellow-pigmented rods (oerskovia turbata, oerskovia xanthineolytica, cdc coryneform groups a-3, a-4, a-5, listeria denitrificans, corynebacterium aquaticum and brevibacterium acetylicum) were divided into two major groups based on the relative amounts of 12 methyltetradecanoate (15:0a) obtained by capillary gas liquid chromatography. o. turbata, o. xanthineolytica, cdc groups a-3 and a-4, l. denitrificans and c. aquaticum were place ...19902124793
motile nocardoid actinomycetales.the properties of 42 strains of nocardoid (nocardioform) bacteria were compared. the results indicate that the organism previously called nocardia turbata does not belong to the genus nocardia nor does it fit into any of the previously described genera.19704909355
description of oerskovia gen. n. to harbor orskov's motile nocardia.the genus oerskovia is proposed to harbor actinomycetes forming an extensively branched substrate mycelium which usually breaks up into motile elements. cell wall preparations contain major amounts of lysine and galactose. aspartic acid is often present in major amounts. aerial mycelium is not formed. gram reaction and catalase production are positive. the type species is oerskovia turbata comb. n.19705440174
vana genes in vancomycin-resistant clinical isolates of oerskovia turbata and arcanobacterium (corynebacterium) haemolyticum.we report the cloning and sequencing of vana genes present in the high-level vancomycin- and teicoplanin-resistant clinical isolates oerskovia turbata 892 and arcanobacterium (corynebacterium) haemolyticum 872. the presence of vana was detected by southern blotting and pcr and confirmed by dna sequencing. vana-like sequences were encoded on plasmids of 15 and 20 kb respectively. the a. haemolyticum 872 dna sequence was identical to the published vana sequence of vancomycin-resistant enterococcus ...19958591934
factors promoting cell division in a soft mycelial type of nocardia: nocardia turbata n. sp. 195413211975
molecular epidemiologic evaluation of endocarditis due to oerskovia turbata and cdc group a-3 associated with contaminated homograft valves.oerskovia turbata is an unusual bacterial cause of endocarditis and septicemia in immunocompromised patients. in this study, we compared 12 isolates from a 1975 medical center cluster, 11 originally identified as o. turbata (four from the blood of a homograft aortic valve-associated endocarditis patient and seven from contaminated homograft valves) and one cdc group a-3 strain from the blood of a second endocarditis patient with fatal outcome, with eight control strains from unrelated locations. ...200415184426
production and ecological significance of yeast cell wall-degrading enzymes from oerskovia.motile actinomycetes capable of degrading walls of viable yeast cells were isolated from soil and identified as oerskovia xanthineolytica. a lytic assay based on susceptibility of enzyme-treated cells to osmotic shock was developed, and 10 of 15 strains of o. xanthineolytica, oerskovia turbata, and nonmotile oerskovia- like organisms from other collections were found to possess yeast lytic activities. all lytic strains produced laminaranase and alpha-mannanase, but the amounts, determined by red ...197816345321
oerskovia turbata and myroides species: rare isolates from a case of acalculus we report a case of acalculus cholecystitis, which presented with features of obstructive jaundice of one-week duration. the patient underwent cholecystectomy and bile grew a mixed culture of oerskovia turbata and myroides spp. being a rare isolate, characteristic features of the former are described in this report. the patient recovered without any complication.200717901658
survey of bacterial populations present in us-produced linerboard with high recycle survey paperboard products from 17 us mills for bacterial populations and for bacteria potentially harmful to human health.201019645765
[first case of peritoneal infection due to oerskovia turbata (cellulosimicrobium funkei)]. 201121461020
isolation of tn1546-like elements in vancomycin-resistant enterococcus faecium isolated from wood frogs: an emerging risk for zoonotic bacterial infections to humans.isolation and characterization of vancomycin-resistant enterococci (vre), mainly enterococcus faecium, from the faecal pellet of wood frogs (rana sylvatica).201020880145
characterization of clinical isolates previously identified as oerskovia turbata: proposal of cellulosimicrobium funkei sp. nov. and emended description of the genus cellulosimicrobium.taxonomic studies were performed on 13 clinical isolates (ten of which were epidemiologically related) that had been previously identified as oerskovia turbata. comparative phylogenetic analysis, based on 16s rrna gene sequences, indicated that the isolates are closely related to cellulosimicrobium cellulans with sequence similarity values ranging from 99.5 to 99.8 %. chemotaxonomic results (fatty acid profiles and menaquinones) supported the inclusion of these isolates in the genus cellulosimic ...200616585698
phenotypic and genetic characterization of clinical isolates of cdc coryneform group a-3: proposal of a new species of cellulomonas, cellulomonas denverensis sp. nov.cdc coryneform group a-3 bacteria are rare human pathogens. in this study, six group a-3 isolates (two from blood, one from cerebrospinal fluid, and one each from homograft valve, lip wound, and pilonidal cyst) were compared to the type strains of phenotypically related organisms, cellulomonas fimi, cellulomonas hominis, oerskovia turbata, and sanguibacter suarezii, and characterized by phenotypic, chemotaxonomic, and genotypic studies. dna-dna reassociation analysis identified two genomic group ...200515814993
microbial degradation of chlorobenzene under oxygen-limited conditions leads to accumulation of 3-chlorocatechol.five bacterial strains (acidovorax facilis b517, cellulomonas turbata b529, pseudomonas veronii b547, pseudomonas veronii b549, and paenibacillus polymyxa b550) isolated on chlorobenzene as the sole source of carbon and energy were screened for the accumulation of the putative metabolic intermediate 3-chlorocatechol during growth on chlorobenzene under oxygen-limited conditions in the presence and absence of nitrate (1 mm). 3-chlorocatechol accumulated in the growth media of all five strains, bu ...200414982371
re-evaluation of the status of the genus oerskovia, reclassification of promicromonospora enterophila (jáger et al. 1983) as oerskovia enterophila comb. nov. and description of oerskovia jenensis sp. nov. and oerskovia paurometabola sp. nov.phylogenetic analysis of promicromonospora enterophila indicates that this taxon clusters with cellulomonas species, adjacent to cellulomonas turbata (basonym oerskovia turbata). 16s rdna analysis, dna-dna reassociation, riboprinting, peptidoglycan analysis and determination of phenotypic properties of various strains of p. enterophila and c turbata reveal that they form a cluster that can be distinguished unambiguously from other cellulomonas species by morphology, amino acid composition of the ...200212148614
oerskovia turbata and comamonas acidovorans bacteremia in a patient with aids. 19968793408
detection of sialidase activity in oerskovia (cellulomonas) turbata.the enzyme n-acylneuraminate glycohydrolase, e.c. (sialidase or neuraminidase) was detected in all five strains of oerskovia (cellulomonas) turbata and in a further strain isolated from clinical material. the detection of sialidase was performed by different methods, i.e. colorimetric determination of liberated chromogen, immunoelectrophoresis and paper chromatography. the oerskovia turbata sialidase is able to cleave different linkages between n-acylneuraminic acid and the carbohydrate ...19957734824
identification of some clinical strains of cdc coryneform group a-3 and a-4 bacteria as cellulomonas species and proposal of cellulomonas hominis sp. nov. for some group a-3 strains.cdc coryneform group a-3 and a-4 bacteria were defined by hollis and weaver in 1981, but their taxonomic position is still unclear. by using biochemical and chemotaxonomical methods, four clinical strains belonging to cdc coryneform groups a-3 (n = 2) and a-4 (n = 2) were studied and could be assigned to the genus cellulomonas, resulting in the first description of cellulomonas strains isolated from clinical specimens. cdc coryneform group a-3 and a-4 strains were compared with the type strains ...19957559954
interaction of bacteriophage o2 with strains of the genus oerskovia.bacteriophage o2 multiplies normally on oerskovia turbata imet 47 153. it has a burst size of about 100 p.f.u. per infected cell and a latent period of 100 min at 30 degrees c. on oerskovia xanthineolytica imet 47 383 clear spots were formed after addition of high phage concentrations onto agar top layers. by phase contrast observation, and measurement of the optical density of infected cultures, it was found that the clearing effect on strain imet 47 383 was due to lysis-from-without. phage o2 ...19817293244
rapid cataloging of ribonuclease t1 resistant oligonucleotides from ribosomal rnas for phylogenetic studies.a rapid and simple method of oligonucleotide cataloging for phylogenetic studies is presented. it involves in vitro 5'-32p-labelling of rnase t1 - resistant oligonucleotides of ribosomal 16s rna and finger-printing by high voltage electrophoresis and gradient thinlayer chromatography. oligonucleotide sequences are established by the mobility shift method, using controlled alkali cleavage, high voltage electrophoresis and homochromatography. these procedures facilitate in particular the analysis ...19816790718
flagellated actinomycetes.shadowed motile elements from actinomycetes were observed with an electron microscope. included were three strains of actinoplanes, two of ampullariella, two of dermatophilus, two of spirillospora, and four of "nocardia" turbata. in addition, three types of previously undescribed actionmycetes were represented: (i) the c(4) group (four strains) forming substrate mycelium breaking into motile rods; (ii) strain 9-41, forming microellobosporia-like sporangia with motile spores; and (iii) strain p(2 ...19676032515
catheter-related bacteremia caused by oerskovia turbata.a case of broviac catheter-related bacteremia in a 3-year-old boy infected with oerskovia turbata is discussed. the blood cultures of the patient remained positive despite antibiotic therapy, and only with catheter removal was his blood sterilized. the microbiology and antimicrobial susceptibilities of this organism are described.19892715328
on the chemical structure of menaquinones with the tetrahydrogenated isoprenoid side menaquinones have been isolated from oerskovia turbata and brevibacterium lipolyticum in the nocardioform and coryneform groups of bacteria, which have been identified to be a series of menaquinones with a tetrahydrogenated isoprenoid chain, designated as menaquinone-9(h4) and menaquinone-8(h4), respectively, by thin layer chromatography, ultraviolet and infrared spectrophotometry and mass spectrometry. the nuclear magnetic resonance spectra of the quinones have revealed that all the two sat ...19761009133
the structure of the menaquinones with a tetrahydrogenated isoprenoid side-chain.menaquinones with a tetrahydrogenated isoprenoid side-chain of oerskovia turbata and brevibacterium lipolyticum were cyclized to the chromenyl acetate derivatives, which were then submitted to ozonolysis, followed by reduction with dimethylsulfide. the mass-spectrometric analyses of the ozonolysis products revealed the ion peaks at m/e 464 (m+), 449, 422, 407, 267 and 225. these results suggest that the two saturated double bonds are located continuously in the second and third units of the chai ...1977889867
Displaying items 1 - 27 of 27