Publications

splenic abscess due to peptostreptococcus spp. as a complication of cardiac catheterization.	we describe the development of a splenic abscess, due in part to peptostreptococcus, as a complication of cardiac catheterization. the etiologies of splenic abscess should include peptostreptococcus, and splenic abscesses should be added to the list of complications of cardiac catheterization.	1990	2317856
purification of nadph-dependent electron-transferring flavoproteins and n-terminal protein sequence data of dihydrolipoamide dehydrogenases from anaerobic, glycine-utilizing bacteria.	three electron-transferring flavoproteins were purified to homogeneity from anaerobic, amino acid-utilizing bacteria (bacterium w6, clostridium sporogenes, and clostridium sticklandii), characterized, and compared with the dihydrolipoamide dehydrogenase of eubacterium acidaminophilum. all the proteins were found to be dimers consisting of two identical subunits with a subunit mr of about 35,000 and to contain about 1 mol of flavin adenine dinucleotide per subunit. spectra of the oxidized protein ...	1990	2318809
relationship of bacteriologic characteristics to semen indices in men attending an infertility clinic.	bacteria can be isolated from most seminal fluid samples, but the significance of these microorganisms is uncertain because most men lack symptoms associated with bacterial infection of the reproductive tract. we obtained semen samples from 37 men attending a special infertility clinic and assessed the relationship between seminal fluid microorganisms and seminal fluid analysis including sperm motility, morphology, and concentration; the numbers of polymorphonuclear leukocytes and other white bl ...	1990	2325963
genetic basis of tetracycline resistance in urogenital bacteria.	the distributions of the nucleotide sequences related to the tetracycline resistance determinants tet k, tet l, tet m, and tet o were studied by dot blot hybridization with randomly chosen clinical urogenital tract isolates of viridans group streptococci, streptococcus agalactiae, enterococcus faecalis, gardnerella vaginalis, lactobacillus spp., fusobacterium nucleatum, peptostreptococcus spp., and veillonella parvula. among the peptostreptococcus spp., 79% of the isolates hybridized with one (6 ...	1990	2327774
biotransformations of aromatic aldehydes by acetogenic bacteria.	vanillin was subject to o demethylation and supported growth of clostridium formicoaceticum and clostridium thermoaceticum. vanillin was also stimulatory to the co-dependent growth of peptostreptococcus productus. the aldehyde substituent of vanillin was metabolized by routes which were dependent upon both the acetogen and a co-metabolizable substrate (e.g. carbon monoxide [co]). c. formicoaceticum and c. thermoaceticum oxidized the aldehyde group of vanillin to the carboxyl level, while p. prod ...	1990	2328911
[the immunological diagnosis of peptostreptococcal infection].	the work deals with different methods for the diagnosis of anaerobic streptococcal infection, experimentally tested and clinically approved in the examination of children with acute pneumonia. the passive hemagglutination test, the immune rosette formation test and the specific lymphocyte blastogenesis test were used for diagnosis. as sensitin and antigen, the preparation of the peptostreptococcal bacterial mass was used. the diagnostic titer of antibodies to anaerobic streptococci was 1:160. a ...	1990	2330780
clinical, pathologic, and microbiologic findings of foot abscess in neonatal pigs.	a longitudinal study was undertaken in a swine herd with an ever-present problem of foot abscess in suckling pigs reared on a woven-wire floor. of 3,322 4-day-old pigs, 199 (6%) developed abscess lesions involving claws and accessory digits before weaning. lesions were first detected in 4-day-old pigs; median and mean ages at onset were 10 and 11.3 days, respectively. at first detection, most pigs had only a single claw affected, but 39 pigs had at least 2 claws with abscesses. hind limbs had mo ...	1990	2351598
the obligate and facultatively anaerobic bacterial flora of the normal feline gingival margin.	samples from the gingival margins of 14 cats considered normal on clinical examination were cultured for facultative and obligate anaerobic bacteria. all mouths were free from any gingival marginal inflammation and tartar build-up; all cats were between 6 and 12 months of age. a mixed growth was obtained from all samples. the mean number of bacterial species per sample was 10.7 with a range of 7-16 isolates. of the 150 isolates processed, 109 (72.66%) were obligate anaerobes. of the facultativel ...	1990	2353448
the microbiology of chronic sinus disease in children with respiratory allergy.	chronic maxillary sinusitis is common in children with respiratory allergy and is associated with increased morbidity. the bacteriology of chronic sinus disease in these children has not been adequately evaluated. between may 1987 and january 1988, 12 children (aged 3 to 9 years), all with documented respiratory allergy and chronic respiratory symptoms consistent with chronic sinusitis (greater than 30 days), were fully evaluated. history, physical examination, complete blood count, nasal smear, ...	1990	2355153
clindamycin versus ampicillin in the treatment of odontogenic infections.	the subjects were 106 patients, aged 14 to 70 years, with acute facial or oral abscesses originating from an odontogenic source. they were randomly assigned to receive 150 mg of clindamycin or 250 mg of ampicillin orally four times daily for seven days. after seven days of treatment, the infections were eradicated in 36 of the 52 clindamycin-treated patients and in 42 of the 54 ampicillin-treated patients, and improved in 16 and 11, respectively. one of the ampicillin group was a treatment failu ...	1990	2379229
microbiologic efficacy of intravaginal clindamycin cream for the treatment of bacterial vaginosis.	bacterial vaginosis is characterized by replacement of the normal lactobacillus-predominant vaginal flora with gardnerella vaginalis, anaerobic bacteria, and mycoplasma hominis. the present study evaluated the vaginal flora of women with bacterial vaginosis before and after treatment with intravaginal clindamycin cream. sixty-seven nonpregnant women with symptoms and signs of bacterial vaginosis, and without other genital tract infections, were randomly assigned to receive placebo cream or 0.1, ...	1990	2381617
biliary excretion of glutathione conjugates of 4,5-epoxy-4,5-dihydro-1- nitropyrene and 9,10-epoxy-9,10-dihydro-1-nitropyrene in rats administered 1-nitropyrene orally and their further metabolism in the intestinal tract.	1-nitropyrene (1-np), a mutagenic and carcinogenic substance that occurs in the environment, is metabolized by reductive and oxidative pathways. 4,5-epoxy,4,5-dihydro-1-np (1-np 4,5-oxide) and 9,10-epoxy-9,10-dihydro-1-np (1-np 9,10-oxide) are oxidatively activated metabolites of 1-np, and react with glutathione. hplc analysis of biliary metabolites from rats administered [3h]1-np orally showed the presence of glutathione conjugates of 1-np 4,5-oxide and 1-np 9,10-oxide and their metabolites, cy ...	1990	2387025
the microbial flora from root canals and periodontal pockets of non-vital teeth associated with advanced periodontitis.	microflora from root canals and periodontal pockets of periodontally affected teeth were compared in order to elucidate the as yet unknown relationship between pulpal and periodontal disease. caries-free teeth affected with advanced periodontitis and diagnosed as clinically dead by electric pulp testing were selected. the root canals and periodontal pockets were sampled, and the bacterial flora examined by both culture and interference microscopy. the results indicated that the aerobe/anaerobe r ...	1990	2391182
peptostreptococcus hydrogenalis sp. nov. from human fecal and vaginal flora.	we describe peptostreptococcus hydrogenalis sp. nov., which is found in human feces and vaginal discharge. this new species was established on the basis of the results of dna-dna hybridization among anaerobic cocci. the results of different biochemical reactions also are given. the type strain of this species is strain gifu 7662 (= jcm 7635).	1990	2397199
management of empyema thoracis.	over a 5-year period, 65 adult patients with empyema thoracis were treated. the cause of the empyema was postpneumonic in 52%, postresectional in 24%, a complication of minor surgical procedures in 14%, posttraumatic in 5%, and the result of miscellaneous causes in 5%. in the postpneumonic group, infection resulted from a single aerobic organism in 41%, multiple aerobic organisms in 9%, single anaerobic organisms in 12%, and mixed aerobic-anaerobic organisms in 18%. peptostreptococcus, streptoco ...	1990	2400254
bacterial vaginosis and trichomoniasis vaginitis are risk factors for cuff cellulitis after abdominal hysterectomy.	to assess the relationship between either bacterial vaginosis or trichomoniasis vaginitis and posthysterectomy infection, preoperative evaluation of the vaginal secretions was performed in 161 women undergoing abdominal hysterectomy. thirty-two patients (19.9%) and 27 patients (16.8%), respectively, met the diagnostic criteria for bacterial vaginosis and trichomoniasis vaginitis. patients with either bacterial vaginosis or trichomoniasis vaginitis were more likely than control subjects to have c ...	1990	2403128
the bacteriology of gangrenous and perforated appendicitis--revisited.	by using optimum sampling, transport, and culture techniques in patients with gangrenous or perforated appendicitis, we recovered than has previously been reported. thirty patients older than 12 years with histologically documented gangrenous or perforated appendicitis had peritoneal fluid, appendiceal tissue, and abscess contents (if present) cultured. appendiceal tissue was obtained so as to exclude the lumen. a total of 223 anaerobes and 82 aerobic or faculatative bacteria were recovered, an ...	1990	2405791
current taxonomy of medically important nonsporing anaerobes.	this review deals mainly with the taxonomy of the genera and species in the family bacteroidaceae. it has been proposed that the genus bacteroides should be restricted to include the "bacteroides fragilis group" and that the asaccharolytic black-pigmented bacteroides species be transferred to a new genus, porphyromonas. new bacteroides, fusobacterium, and selenomonas species have been described. a high degree of heterogeneity is apparently present among peptostreptococcus species. mobiluncus is ...	1990	2406865
differential effects of granulocyte-macrophage colony-stimulating factor and granulocyte colony-stimulating factor in children with severe congenital neutropenia.	severe congenital neutropenia (scn) is a disorder of myelopoiesis characterized by severe neutropenia secondary to a maturational arrest at the level of promyelocytes. we treated five patients with scn with recombinant human granulocyte-macrophage colony-stimulating factor (rhgm-csf) for 42 days and subsequently, between 1 and 3 months later, with rhg-csf for 142 days. the objective was to evaluate the safety and ability of these factors to elicit a neutrophil response. rhgm-csf was administered ...	1990	1689595
protein l. a bacterial ig-binding protein that activates human basophils and mast cells.	peptostreptococcus magnus strain 312 (10(6) to 10(8)/ml), which synthesizes a protein capable of binding to kappa l chains of human ig (protein l), stimulated the release of histamine from human basophils in vitro. p. magnus strain 644, which does not synthesize protein l, did not induce histamine secretion. soluble protein l (3 x 10(-2) to 3 micrograms/ml) induced histamine release from human basophils. the characteristics of the release reaction were similar to those of rabbit igg anti-fc frag ...	1990	1698870
comparative efficacy of cefoperazone, cefoperazone plus sulbactam, ciprofloxacin, clindamycin, metronidazole, and penicillin g against anaerobic bacteria in an animal model.	treatment efficacy of various antimicrobial regimens against anaerobes was studied in semipermeable chambers simulating a closed-space, locally neutropenic infection site in rabbits. bacteroides fragilis, bacteroides melaninogenicus, clostridium perfringens, and peptostreptococcus anaerobius were inoculated (at a mean of 5.3 log10 cfu/ml in prereduced pooled rabbit serum) into the chambers (one isolate per chamber) in triplicate. antimicrobial therapy consisted of cefoperazone, cefoperazone plus ...	1990	1967626
summer mastitis in heifers: a bacteriological examination of secretions from clinical cases of summer mastitis in denmark.	a total of 166 samples of secretions collected from danish heifers suffering from clinically diagnosed summer mastitis were examined bacteriologically. one hundred and sixty three samples yielded positive findings whereas no growth was obtained from 3 specimens. the majority of samples revealed a mixed flora in which the predominant components were actinomyces pyogenes, peptostreptococcus indolicus, a microaerophilic coccus (stuart-schwan coccus), fusobacterium necrophorum, bacteriodes melaninog ...	1990	1973009
[anaerobic bacteria and their role in recurrent tonsillitis].	the presence of anaerobic bacteria in 100 palatal tonsils obtained during the tonsillectomy, was evaluated in quality and in quantity. 17 species of anaerobic bacteria were found. the most frequent were: bacteroides melaninogenicus, peptostreptococcus anaerobius, peptostreptococcus intermedius, propionibacterium, veillonella parvula and peptococcus asaccharolyticus. in most evaluations their density was 10(5)-10(6) in gram of tonsil tissue, sometimes 10(7). its role in recurrent tonsils infectio ...	1990	1981606
peptostreptococcus magnus does not cause hematogenous infections in experimental arthroplasties.	rabbits with cemented endoprostheses in the knee joints were given 1-ml intravenous injections of suspensions containing peptostreptococcus magnus (3 x 10(8) colony-forming units/ml) on three consecutive days seven weeks postoperatively. the animals were killed after another seven weeks. the bacterial challenge did not result in infection. this is in contrast to a previous study using the same experimental system with another anaerobic bacterial species, propionibacterium acnes, which caused inf ...	1989	2924473
studies on mixed populations of human intestinal bacteria grown in single-stage and multistage continuous culture systems.	mixed intestinal bacteria were grown for 336 h in two identical single-stage chemostats at low growth rates in a carbohydrate-limited medium. complex bacterial populations were maintained and anaerobes always outnumbered aerobes. the predominant organisms belonged to the genera bacteroides, bifidobacterium, lactobacillus, clostridium, eubacterium, propionbacterium, peptococcus, and peptostreptococcus. bacteroides species predominated in both fermentors, particularly b. ovatus and b. thetaiotaomi ...	1989	2930171
protein l: an immunoglobulin light chain-binding bacterial protein. characterization of binding and physicochemical properties.	protein l, a cell wall molecule of the bacterial species peptostreptococcus magnus with affinity for immunoglobulin (ig) light chains, was isolated after solubilization of the bacterial cell walls with mutanolysin or from the culture medium by a single affinity chromatography step on human igg-sepharose. a major protein band with an apparent molecular weight of 95,000 was obtained from both sources. the protein from the growth medium was size heterogeneous. from 1 ml of packed bacteria was prepa ...	1989	2479638
application of chemotaxonomic techniques to the taxonomy of anaerobic bacteria.	the use of chemical characters in bacterial classification and identification has proved to be an essential component of modern systematics. several clinically important anaerobic genera, such as bacteroides, clostridium, eubacterium, fusobacterium and peptostreptococcus, are known to be heterogeneous of the basis of chemotaxonomic and genetic data and are in need of further examination. recent work on bacteriodes has led to the genus being redefined and restricted to species within the former b ...	1989	2479974
[isolation of anaerobes during a 30-month observation at a hospital microbiology laboratory].	the authors evaluate retrospectively the results obtained from the research of anaerobial bacteria on 1313 samples received at the microbiology laboratory of the "ospedale civile di ivrea" over a period of 31 months (6/1/86-12/31/88). from this evaluation, high percentages of detection of anaerobic bacteria are emerging in the following infections: appendiculare abscesses (60%), intestinal operations (71%), wounds (57%), tubovarian abscesses (100%), as well as thoracic empyema (50%). also releva ...	1989	2490397
gaspak plus versus anaerocult a--two carbon dioxide/hydrogen systems for cultivation of anaerobes.	two disposable carbon dioxide/hydrogen gas-generating systems (gaspak plus and anaerocult a) were compared by assessing growth of obligate anaerobic bacteria. eighty strains representing 28 species of anaerobic bacteria commonly occurring at various body sites were seeded onto 4 brain heart chocolate agar plates using a spiral plater; and 1 plate each was subsequently incubated in 2 anaerocult a and 2 gaspak plus systems. bacterial growth was expressed as colony-forming units per ml (cfu/ml), re ...	1989	2496538
sodium dependent acetate formation from co2 in peptostreptococcus products (strain marburg).	washed cells of peptostreptococcus products (strain marburg), which were incubated in the presence of co/co2/n2 (50%/17%/33%; 200 kpa) catalyzed the synthesis of acetate from carbon monoxide. the rate of acetate formation from co was stimulated more than threefold by the addition of sodium (10 mm); potassium did not effect acetate synthesis. the degree of stimulation was dependent on the sodium concentration; the dependence followed simple michaelis-menten kinetics. the apparent km for sodium wa ...	1989	2498155
coumamidines, new broad spectrum antibiotics of the cinodine type. iii. microbiologic activity of coumamidine gamma 1.	the coumamidines are novel antibiotics with activity against a wide spectrum of aerobic gram-positive and gram-negative bacteria. all microbiological studies were performed on coumamidine gamma 1. the mic90s (micrograms/ml) of coumamidine are as follows: staphylococcus aureus 1.0, streptococcus pyogenes 8, enterobacteriaceae 2.0, pseudomonas aeruginosa 8, campylobacter jejuni and campylobacter coli 1, legionella pneumophila 8, haemophilus influenzae 0.5, neisseria gonorrhoeae 0.5. coumamidine ha ...	1989	2498268
the active species of "co2" formed by carbon monoxide dehydrogenase from peptostreptococcus productus.	carbon monoxide dehydrogenase of anaerobic bacteria catalyzes the reversible conversion of co to "co2". with the enzyme from peptostreptococcus productus it is shown that co2 rather than hco3- (h2co3) is the active species of "co2" formed by this dehydrogenase.	1989	2504176
bacteriotherapy for chronic relapsing clostridium difficile diarrhoea in six patients.	six patients with chronic relapsing diarrhoea caused by clostridium difficile were treated with rectal instillation of homologous faeces (one patient) or a mixture of ten different facultatively aerobic and anaerobic bacteria diluted in sterile saline (five patients). the mixture led to a prompt loss of cl difficile and its toxin from the stools and to bowel colonisation by bacteroides sp, which had not been present in pre-treatment stool samples. strains of escherichia coli, cl bifermentans, an ...	1989	2566734
epidural abscess and subdural empyema.	epidural abscess and subdural empyema are serious intracranial infections that result in significant morbidity and mortality. frequently, they are secondary to sinusitis or middle ear disease, and the bacteria involved are inhabitants of the upper respiratory tract. symptoms may be mild and mimic the symptoms of the underlying infection. however, especially with subdural empyema, alteration in the level of consciousness and focal neurologic deficits are common. morbidity and mortality are minimi ...	1989	2568981
comparison of four commercial brucella agar media for growth of anaerobic organisms.	four different commercial brucella blood agar plating media (anaerobe systems, bbl microbiology systems, remel, and scott laboratories) were compared for the abilities to recover anaerobic organisms from clinical specimens and to support the growth of american type culture collection anaerobic stock cultures. following 24 h of incubation in an anaerobe chamber, anaerobe systems prereduced, anaerobically sterilized brucella plates yielded 63% of the total clinical anaerobe isolates, the scott med ...	1989	2584378
microbiology of infected epidermal cysts.	specimens from 231 epidermal cyst abscesses were inoculated on media supportive for growth of aerobic and anaerobic bacteria. of these, 192 yielded bacterial growth. aerobic or facultative bacteria only were recovered in 84 specimens (44%), anaerobic bacteria only in 57 specimens (30%), and mixed aerobic and anaerobic bacteria in 51 specimens (26%). a total of 315 isolates (162 anaerobes and 153 aerobes) were recovered. an average of 0.8 aerobic or facultative isolates per infected cyst were rec ...	1989	2589860
josamycin concentrations in human dental granuloma after a single oral administration of josamycin.	1. josamycin concentrations in human serum and dental granuloma after a single oral administration of josamycin (600 mg) were assayed by an agar diffusion (paper disc) method. 2. the mean peak josamycin concentrations in serum and dental granuloma occurred at an identical time, approximately 90 min, and were 0.88 micrograms/ml and 1.61 micrograms/g, respectively. 3. the mean concentration ratio of dental granuloma to serum at the peak time was 2.24. 4. josamycin concentration in dental granuloma ...	1989	2591712
studies on microaerophilic cocci (stuart-schwan cocci) isolated from summer mastitis and other pyogenic infections of cattle.	forty-nine strains of microaerophilic gram-positive cocci (stuart-schwan cocci) isolated from summer mastitis, "pyogenes"-mastitis, other pyogenic conditions of danish cattle and swine, and from the sheep headfly hydrotaea irritans were biochemically characterized with the api 50 ch and api zym test kit systems, and screened for production of a variety of extracellular enzymes by agar plate methods. for comparison 4 strains isolated from swedish cases of heifer and dry cow mastitis were included ...	1989	2596384
plasmid analysis and antimicrobial susceptibilities of peptostreptococcus species.	there are no published methods on plasmid isolation from peptostreptococcus spp., therefore two methods of plasmid isolation from this genera were analysed: the boiling and alkaline-sds methods. plasmid dna was not recovered by the boiling method, however, with the alkaline-sds method, cryptic plasmid dna was detected in two p. asaccharolyticus and one p. magnus strains. to achieve optimum lysis, peptostreptococcus cells were treated with lysozyme (2 mg/ml) for 15 min. at 37 degrees c followed b ...	1989	2599360
sodium-dependent transport of branched-chain amino acids by a monensin-sensitive ruminal peptostreptococcus.	a recently isolated ruminal peptostreptococcus which produced large amounts of branched-chain volatile fatty acids grew rapidly with leucine as an energy source in the presence but not the absence of na. leucine transport could be driven by an artificial membrane potential (delta psi) only when na was available, and a chemical gradient of na+ (delta una+) also drove uptake. because na+ was taken up with leucine and a z delta ph could not serve as a driving force (with or without na), it appeared ...	1989	2604404
antimicrobial susceptibilities of eubacterium, peptostreptococcus, and bacteroides isolated from root canals of teeth with periapical pathosis.	eubacterium, peptostreptococcus, and bacteroides were isolated in high frequency from root canals with acute periapical inflammation. the antimicrobial susceptibilities of these strains were studied by determining minimum inhibitory concentrations of different agents. although all three kinds of isolates were susceptible to penicillins, the isolates other than black-pigmented bacteroides were less susceptible to cephems, tetracyclines, and macrorides with several resistant strains. all strains w ...	1989	2607278
an in vitro method to study the adherence of oral bacteria to hela cells.	exfoliated buccal epithelial cells have been widely used in microbial adherence studies, but present a number of problems due to their variable nature and to contamination with indigenous bacteria. an adherence assay was developed using hela cell monolayers which were washed with buffer, or treated with saliva or serum to mimic buccal or crevicular epithelial cells, respectively. a total of eighteen strains of oral bacteria tested showed a low affinity for untreated hela cells, but most strains ...	1989	2607993
the predominant cultivable microbiota of crevicular epithelial cells.	the purpose of the present investigation was to compare the composition of the predominant cultivable microbiota associated with gingival crevicular epithelial cells with that of the unattached microbiota recovered from the same site. samples were taken from 2 diseased sites from 8 periodontal patients, by scraping the epithelial lining of the pocket with a curette. the epithelial cells were separated from the unattached subgingival bacteria by centrifugation in a reduced 50% percoll density gra ...	1989	2628861
development and clinical application of dna probe specific for peptostreptococcus micros.	p. micros is thought to be an important pathogen in the etiology of certain inflammatory lesions, however, the role of this microorganism is uncertain due to the lack of rapid and reliable method to identify this species. the purpose of this study was to develop a dna probe specific for the detection of p. micros in order to evaluate its prevalence in oral infectious lesions. the whole genomic dna from p. micros was partially digested and inserted into the vector puc 13. four recombinant clones ...	1989	2632133
[studies on anaerobic infection in oro-maxillary region--rapid diagnosis by gas-liquid chromatography and antibiotic susceptibilities of anaerobic bacteria].	subject material for this study was pus collected from patients with purulent inflammation in the oro-maxillary region. direct gas-liquid chromatography (glc) analysis was made, bacterial isolation and identification were carried out, and comparisons were made with results from glc analysis and anaerobic isolates in a pyg medium. in addition, antibiotic susceptibilities of anaerobic bacteria were examined. results 1. anaerobic bacteria were isolated from 85 of 100 cases of obstructive abscesses. ...	1989	2641196
accuracy and reproducibility of the 4-hour atb 32a method for anaerobe identification.	the atb 32a system (api system sa, la balme les grottes, montalieu-vercieu, france) was evaluated for use in the identification of 214 anaerobes. organisms included 73 isolates of the bacteroides fragilis group, 24 bacteroides spp., 10 fusobacteria, 43 clostridia, 28 cocci, and 36 gram-positive, nonsporeforming rods. with the concomitant use of gram stain, pigmentation, catalase testing, and aerobic growth, the atb 32a system correctly identified 97% of the b. fragilis group isolates, 88% of bac ...	1989	2681252
quantitative bacteriology of a case of acute parotitis.	it is generally assumed that the microorganisms responsible for acute suppurative parotitis are facultative anaerobes, primarily staphylococcus aureus and streptococcus viridans. a quantitative microbiologic investigation of an aspirate of pus from the case we report revealed a microbial flora (5.1 x 10(6) cfu/ml) consisting entirely of strict anaerobes (fusobacterium nucleatum and peptostreptococcus anaerobius). the strain of f. nucleatum was sensitive to metronidazole but resistant to penicill ...	1989	2682427
a 12 year study of aerobic and anaerobic bacteria in intra-abdominal and postsurgical abdominal wound infections.	findings from the study of aerobic and anaerobic bacteria in intra-abdominal infections from 339 specimens of the peritoneal cavity after intestinal perforation, 83 specimens from abdominal abscesses and 89 specimens from postsurgical abdominal wounds are presented. anaerobic bacteria alone were present in 43 (13 per cent) of the peritoneal specimens, aerobic bacteria alone in 38 (11 per cent) and mixed aerobic and anaerobic flora in 258 (76 per cent). a total of 985 bacterial isolates were reco ...	1989	2683149
serological studies of peptostreptococci using an indirect fluorescent antibody test.	members of the genus peptostreptococcus are frequent isolates from periodontal lesions. a study was undertaken for determination of the serological relationships of oral and non-oral strains of several species of this genus. eighty-nine strains of peptostreptococci representing seven species were tested by means of an indirect fluorescent antibody technique (ifa), with rabbit antisera to peptostreptococcus anaerobius atcc 27337, peptostreptococcus micros vpi 2618-a, and peptostreptococcus produc ...	1989	2685068
intravenous sulbactam/ampicillin in the treatment of pediatric infections.	a total of 82 patients involving 83 episodes of proven or presumed bacterial infection were treated with sulbactam/ampicillin. these included 36 cases of soft tissue infection or abscess, four cases of joint or bone infection, 20 cases of respiratory tract infection (17 cases of pneumonia, two of otitis media, and one of tonsillitis), 15 urinary tract infections, three cases of enterocolitis, one case of infective endocarditis, two cases of septicemia, and two of peritonitis. the causative patho ...	1989	2686918
anaerobic bacteria in brain abscess, a review; observation of 18 consecutive cases.	the aerobic and anaerobic bacterial flora of 18 consecutive cases of brain abscesses were studied. two cases were sterile. in five cases there was a single bacterial isolate. in five cases there was a single bacterial isolate the organism being staphylococcus aureus in two cases, bacteroides fragilis in two cases and peptostreptococcus anaerobius in one case. in the remaining eleven cases, more than one organism was isolated. a combination of anaerobe with an aerobe was observed in five cases an ...	1989	2687167
aerobic and anaerobic microbiology of intra-abdominal abscesses in children.	in this study of the aerobic and anaerobic microbiology of 23 intra-abdominal abscesses, aerobic bacteria alone were present in one specimen, anaerobic bacteria only in four, and mixed aerobic and anaerobic flora in 18. ninety bacterial isolates (3.9 isolates per specimen), 63 anaerobic (2.7 per specimen), and 27 aerobic and facultative (1.2 per specimen) isolates were recovered. the predominant organisms were bacteroides fragilis group (23 isolates), peptostreptococcus sp (20 isolates), and esc ...	1989	2688128
[medical treatment of single hepatic abscess caused by anaerobic germ in a previously healthy patient].		1989	2711009
infection following challenge of the lactating and dry udder of dairy cows with actinomyces pyogenes and peptostreptococcus indolicus.	challenge of 12 mammary glands of cows in mid-lactation with 10(7) colony forming units (cfu) of peptostreptococcus indolicus on two occasions led to clinical mastitis in only four quarters. the bacteria were rarely recovered and disappeared from the secretion within 14 days. in challenges 7 days prior to drying off eight of 12 quarters became infected and at drying off all quarters challenged became infected. the infections established at drying off persisted well into the dry period. p. indoli ...	1989	2713635
intestinal perforation in children.	there were 102 cases of intestinal perforation seen in children at the department of paediatric surgery at s.s. hospital, varanasi during a 3 year period. enteric (typhoid) perforation (29%), intussusception (15%) ascaris lumbricoides infestation (9%) and appendicitis (9%), which are rarities in the reported literature, were the major causes of intestinal perforation. radiological evidence of pneumoperitoneum was seen in 88% of patients. the majority of cases in this study were older than 5 year ...	1989	2735889
aerobic and anaerobic microbiology of bartholin's abscess.	aspirates of pus from an abscess of bartholin's gland in 28 patients were studied for aerobic and anaerobic bacteria. bacterial growth was obtained on culture in 26 specimens. a total of 67 bacterial isolates (43 anaerobic and 24 aerobic and facultative) were recovered, accounting for 2.6 isolates per specimen (1.7 anaerobic and 0.9 aerobic and facultatives). anaerobic bacteria only were present in eight patients, aerobic and facultatives in five and mixed aerobic and anaerobic flora in 13. sing ...	1989	2740967
microbiology of postthoractomy sternal wound infection.	specimens from 74 patients with postthoractomy sternal wound infection were studied for aerobic and anaerobic bacteria. bacterial growth was obtained in specimens from 65 patients (88%). aerobic or facultative bacteria only were recovered in 50 specimens (77%), anaerobic bacteria only in 6 (9%), and mixed aerobic, facultative, and anaerobic bacteria in 9 (14%). eighty-seven isolates were recovered (1.3 per specimen): 68 aerobic or facultative (1.0 per specimen) and 19 anaerobic (0.3 per specimen ...	1989	2745693
characterization of nad-dependent 3 alpha- and 3 beta-hydroxysteroid dehydrogenase and of nadp-dependent 7 beta-hydroxysteroid dehydrogenase from peptostreptococcus productus.	a human fecal isolate, characterized by morphological, physiological and biochemical data as a strain of peptostreptococcus roductus, was shown to contain nad-dependent 3 alpha- and 3 beta-hydroxysteroid dehydrogenases and a nadp-dependent 7 beta-hydroxysteroid dehydrogenase. all enzyme activities could be demonstrated in crude extracts and in membrane fractions. the 3 alpha- and 3 beta-hydroxysteroid dehydrogenases were synthesized constitutively. specific enzymatic activities were significantl ...	1989	2752021
bacterial flora in chronic tonsillitis.	a study of aerobic and anaerobic bacterial flora in chronic tonsillitis revealed a total of 59 isolates. aerobic flora from the surface swab was found in 80%, from the core of the tonsil in 92% and from both the surface and the core in 68% of the cases. there were 30 aerobic isolates from the surface and 29 isolates from the core. mixed flora were present from the surface and the core in 10 and 7 cases, respectively. pathogens were seen in 36% of the cases from the surface and in 40% from the co ...	1989	2759695
metabolism and some characteristics of ruminal strains of megasphaera elsdenii.	megasphaera elsdenii belongs to the group comprising the ruminal and intestinal lactate- and sugar-fermenting species. in the present study the fermentation characteristics, metabolism of glucose and lactate, and susceptibility to antimicrobial agents of four ruminal strains were investigated. particular attention was given to the mixed-substrate fermentation pattern and resultant fermentation acid profile. lactate was utilized more rapidly than glucose in media with both carbon sources. interac ...	1989	2764566
characterization of albumin-binding properties of peptostreptococcus magnus.	a peptostreptococcus magnus strain demonstrated binding activity for albumin preparations from humans, mice, and dogs, but not for rabbit or bovine albumin. the albumin binding site appeared to be heat stable and of protein nature. treatment of p. magnus cells with trypsin under specified conditions enhanced this albumin binding. electron micrographs and kinetic analyses revealed that this enhancement was the result of the removal of some cell wall associated proteins leading to a higher binding ...	1989	2766116
colony counts and characterization of bacteria adherent to the rumen wall and desquamated epithelial cells in conventional young lambs.	characterization and enumeration of the adherent epimural community of the rumen wall of young, conventionally reared lambs were carried out from 2 to 21 days after birth. three hundred strains were isolated by anaerobic procedures from three sites: dorsal, ventral, and caudal sacs, and from the sloughed epithelial cells. the population of epimural bacteria was very dense from the first days of the lamb's life. this population increased slightly with age. during the first week the counts were si ...	1989	2766120
coaggregation of fusobacterium nucleatum, selenomonas flueggei, selenomonas infelix, selenomonas noxia, and selenomonas sputigena with strains from 11 genera of oral bacteria.	twenty-eight strains of fusobacterium nucleatum and 41 selenomonas strains, including s. sputigena (24 strains), s. flueggei (10 strains), s. infelix (5 strains), and s. noxia (2 strains), were tested for their ability to coaggregate with each other and with 49 other strains of oral bacteria representing actinobacillus, actinomyces, bacteroides, capnocytophaga, gemella, peptostreptococcus, porphyromonas, propionibacterium, rothia, streptococcus, and veillonella species. selenomonads coaggregated ...	1989	2777378
microbiology of wound infection after head and neck cancer surgery.	specimens of pus were obtained from 24 patients who developed postoperative wound infection after head and neck cancer surgery. aerobic bacteria only were isolated in two instances (8%), anaerobic bacteria only in one (4%), and mixed aerobic and anaerobic bacteria in 21 (88%). a total of 146 isolates were recovered (66 aerobic and 80 anaerobic), an average of six isolates per specimen (2.7 aerobic and 3.3 anaerobic). the most frequently recovered isolates were peptostreptococcus sp, staphylococc ...	1989	2785783
in-vitro activity of a new penem fce 22101.	the in-vitro activity of a new penem fce 22101 was evaluated in comparison with other antimicrobial agents against 966 aerobic and anaerobic gram-negative and gram-positive bacteria. fce 22101 inhibited 90% of enterobacteriaceae, haemophilus influenzae, h. parainfluenzae, h. ducreyi, neisseria gonorrhoeae, branhamella catarrhalis, staphylococcus aureus, staph. epidermidis and group b streptococcus at concentrations of 0.12-4.0 mg/l. pseudomonas aeruginosa was resistant with mic90 of greater than ...	1989	2786518
chemotaxis inhibition by gardnerella vaginalis and succinate producing vaginal anaerobes: composition of vaginal discharge associated with g vaginalis.	the influence of six succinate producing vaginal anaerobes and gardnerella vaginalis on the chemotactic activity of granulocytes was studied by the under agarose method. g vaginalis, mobiluncus species, and three gram negative anaerobes elicited hardly any response, but peptostreptococcus productus showed clear positive chemotaxis, as did the escherichia coli strain used as a control. inhibition of the chemotactic response of white blood cells was found with all strains, but the high succinate p ...	1989	2787775
comparative in vitro activity of lomefloxacin, a difluoro-quinolone.	lomefloxacin is a new difluoro-quinolone. in this study, we have determined the in vitro activity of lomefloxacin against a wide range of clinical bacterial isolates and compared it with that of other fluoro-quinolones and some unrelated antimicrobials. lomefloxacin was very active against enterobacteriaceae (mic90, 0.5 micrograms/ml) with activity comparable to that of ofloxacin (mic90, 0.25 micrograms/ml). lomefloxacin was moderately active against isolates of pseudomonas aeruginosa (mic90, 4 ...	1989	2791500
the in-vitro activity of three long-acting cephalosporins against bacteroides fragilis, peptostreptococcus species and clostridium perfringens.		1989	16312326
in vitro bactericidal activity of the glycopeptide compounds vancomycin, teicoplanin and ramoplanin (a-16686/mdl 62,198).		1989	16312373
study of gaseous substrate fermentations: carbon monoxide conversion to acetate. 1. batch culture.	biological processes may be used to convert gas phase substrates, such as h(2)s, ch(4), co, h(2), and co(2), to useful products. utilization of these substrates is often a mass transfer limited process, first requiring absorption across the gas-liquid interface and diffusion through the culture medium to the cell surface, prior to reaction. this article presents a method for determining fermentation parameters of a gaseous substrate in convenient batch vessels using a modified monod model. the p ...	1989	18588164
study of gaseous substrate fermentations: carbon monoxide conversion to acetate. 2. continuous culture.	the fermentation of gaseous substrates such as co, h(2), and co(2) may be performed in a continuous stirred tank reactor, as well as the traditional batch reactor. in this article, the conversion of carbon monoxide by peptostreptococcus productus is demonstrated in a stirred tank reactor under both mass transfer-controlled and nonmass transfer-controlled conditions. utilizing a non-steady-state procedure, intrinsic rates are evaluated under non-mass transfer-controlled conditions in a time perio ...	1989	18588165
in vitro activities of daptomycin (ly146032) and paldimycin (u-70,138f) against anaerobic gram-positive bacteria.	the in vitro activities of daptomycin (ly146032), paldimycin (u-70,138f), vancomycin, and penicillin g against 344 clinical isolates of anaerobic gram-positive bacteria were determined by an agar dilution method in calcium-supplemented (50 micrograms/ml) wilkins-chalgren medium, using an inoculum of 10(5) cfu. daptomycin demonstrated excellent activity against a broad range of anaerobic gram-positive cocci and bacilli, including peptostreptococcus, eubacterium, bifidobacterium, actinomyces, prop ...	1988	2840019
peptostreptococcus micros in polymicrobial abscesses.		1988	2894531
the in-vitro activity of three long-acting cephalosporins against bacteroides fragilis, peptostreptococcus species and clostridium perfringens.	the in-vitro activity of three long-acting cephalosporins (cefotetan, cefonicid and ceftriaxone) was compared against 206 clinical isolates of bacteroides fragilis, peptostreptococcus species and clostridium perfringens, using an agar dilution procedure to determine minimum inhibitory concentrations (mics). clindamycin was included as a comparator. cefotetan was much more active than the two other cephalosporins against strains of bacteroides fragilis (mic90 16 mg/l compared with greater than 12 ...	1988	2902937
fermentation of peptides and amino acids by a monensin-sensitive ruminal peptostreptococcus.	a monensin-sensitive ruminal peptostreptococcus was able to grow rapidly (growth rate of 0.5/h) on an enzymatic hydrolysate of casein, but less than 23% of the amino acid nitrogen was ever utilized. when an acid hydrolysate was substituted for the enzymatic digest, more than 31% of the nitrogen was converted to ammonia and cell protein. coculture experiments and synergisms with peptide-degrading strains of bacteroides ruminicola and streptococcus bovis indicated that the peptostreptococcus was u ...	1988	2975156
[pharmacokinetic, bacteriological and clinical studies of cefuzonam in the field of obstetrics and gynecology. study group of cefuzonam in the field of obstetrics and gynecological infections].	a multi-center open study was conducted to investigate cefuzonam (czon, l-105) regarding to its pharmacokinetic, bacteriological and clinical aspects in the field of obstetrics and gynecology with the participation of 31 medical institutions and the related facilities. the results are summarized as follows. 1. peak mics of czon for staphylococcus aureus, coagulase (-) staphylococci, escherichia coli, klebsiella pneumoniae, bacteroides fragilis group, peptostreptococcus spp. isolated from obstetr ...	1988	3050195
peptostreptococcus magnus septic arthritis--a report and review of the english literature.	we describe a 30-year-old female presenting with synovitis of the left 4th proximal interphalangeal joint. anaerobic cultures of the synovial membrane grew peptostreptococcus magnus. the synovitis resolved after a course of intravenous penicillin g. the role of the anaerobic bacterium peptostreptococcus magnus in joint infections is reviewed.	1988	3060615
anaerobic infections in the head and neck region.	anaerobic bacteria form the predominant flora of the oral cavity, outnumbering facultative organisms by 10-1,000: 1. the type of anaerobic bacteria and their concentration depend on the anatomical site and the degree of anaerobiosis in the different sites in the mouth. three groups of anaerobic bacteria inhabit the oral cavity; the strict anaerobes, the moderate anaerobes, and the microaerophilic group of organisms. the majority of anaerobic bacterial infections occurring in the region of the mo ...	1988	3074469
brain abscess after dilatation of esophageal stricture.	two children, below 15 years of age, developed brain abscesses after esophageal dilation. they were among 40 children treated for supratentorial brain abscesses during the past 10 years. pus culture of one of the abscesses was peptostreptococcus, which is a common oropharyngeal flora. clinicians should be aware of this complication since the prognosis is usually satisfactory after prompt treatment.	1988	3077165
semiquantitative culture results and pathogenic significance of obligate anaerobes in peritonsillar abscesses.	we studied the bacteria in consecutive peritonsillar abscesses using semiquantitation of the primary culture findings and correlated the results to clinical parameters. puncture-aspirated pus from 42 abscesses yielded 133 isolates. group a streptococci were isolated 10 times and, unlike other bacteria, were isolated 4 times in pure culture; other beta-hemolytic streptococci were found in 8 abscesses, and anaerobes were found in 28. the infections were polymicrobial, with two to seven bacteria in ...	1988	3164314
preformed enzyme profiles of reference strains of gram-positive anaerobic cocci.	the preformed (constitutive) enzyme profiles of 30 type strains and reference strains of gram-positive anaerobic cocci were determined with two commercial systems, rapid ana and a prototype system from api. both systems identified peptostreptococcus anaerobius, ps. asaccharolyticus, ps. indolicus, ps. magnus and ps. micros accurately, except for one strain of ps. magnus misidentified as ps. micros by the rapid ana system. the indole-negative, butyrate-producing cocci (classified at present as ps ...	1988	3172172
brain abscess from chronic odontogenic cause: report of case.	a case of a chronic odontogenic abscess that probably precipitated a frontopatrietal brain abscess by hematogenous spread has been presented. a thorough examination of the patient showed no other source of infection. peptostreptococcus sp was found as the common pathogen despite 6 days of broad-spectrum antibiotic therapy. this case emphasizes the important role of dentistry in medical diagnosis and treatment implemented in the hospital setting.	1988	3183246
comparative activities of cefuroxime, amoxicillin-clavulanic acid, ciprofloxacin, enoxacin, and ofloxacin against aerobic and anaerobic bacteria isolated from bite wounds.	we studied the comparative in vitro activities of 10 oral antimicrobial agents against 147 aerobic and 61 anaerobic bacteria making up species in 13 genera (staphylococcus aureus, streptococci, eikenella corrodens, pasteurella multocida, haemophilus-actinobacillus spp., m-5, ef-4, moraxella spp., flavobacterium iib, bacteroides melaninogenicus, bacteroides spp., fusobacterium spp., and peptostreptococcus spp.) that were isolated from bite wounds. cefuroxime was generally greater than fourfold mo ...	1988	3190202
tetracycline resistance and tetm in oral anaerobic bacteria and neisseria perflava-n. sicca.	tetracycline-resistant organisms isolated from six patients with periodontal disease included bacteroides spp., eubacterium spp., fusobacterium nucleatum, neisseria perflava-n. sicca, peptostreptococcus anaerobius, veillonella parvula, and facultative streptococci. all but the bacteroides spp. and eubacterium spp. hybridized with the tetm determinant. an additional 417 bacterial strains were screened, and 4% of both the oral streptococci and the fusobacterium spp. hybridized with the tetm probe.	1988	3190205
infection of a prosthetic knee joint with peptostreptococcus magnus.	infection of a prosthetic knee joint with peptostreptococcus magnus in an immunosuppressed patient with rheumatoid arthritis is described. the organism is a skin commensal, generally thought to be of low pathogenicity; the difficulty in making the diagnosis is emphasised.	1988	3196085
presence of anaerobic bacteria in conjunctivitis associated with wearing contact lenses.	ten anaerobic bacterial species were found in conjunctival cultures obtained from six patients who wore contact lenses and developed conjunctivitis. in three instances the anaerobic bacteria were associated with facultative bacteria. the predominant anaerobic isolates were peptostreptococcus species (three isolates), bacteroides sp. (two), and fusobacterium sp. (two). it was the practice of five of the six patients to wet their lenses with saliva. it is recommended that a culture for anaerobes b ...	1988	3207314
empyema caused by kingella denitrificans and peptostreptococcus spp. in a patient with bronchogenic carcinoma.	empyema caused by kingella denitrificans and peptostreptococcus spp. was diagnosed in a patient with bronchogenic carcinoma. this appears to be the third report providing evidence of a pathogenic role for k. denitrificans, and the first concerning infection in the pleural space and in a patient with underlying immunosuppressive disease. k. denitrificans should be added to the list of fastidious gram-negative bacteria associated with opportunistic infections in the compromised host.	1988	3229487
central nervous system infection associated with anaerobic bacteria in two dogs and two cats.	central nervous system (cns) infection caused by anaerobic bacteria (including bacteroides, fusobacterium, peptostreptococcus, and eubacterium) was diagnosed in two dogs and two cats. in one dog there was extensive meningomyeloencephalitis, presumably the result of hematogenous spread of bacteria from lung abscesses and bacterial endocarditis. subdural empyema of unknown origin was found in a second dog and two cats. clinical signs in all four animals included mental depression and focal neurolo ...	1988	3230556
evaluation of a commercial latex test for clostridium difficile for reactivity with c. difficile and cross-reactions with other bacteria.	seventy-eight species of bacteria (739 isolates) were tested for reactivity with a commercial latex test for clostridium difficile. all noncytotoxic as well as cytotoxic strains of c. difficile reacted positively. immuno-specific cross-reactions were found only with c. sporogenes, proteolytic c. botulinum, and peptostreptococcus anaerobius.	1988	3235677
bacteriology of periodontal disease in the cat.	subgingival plaque samples were obtained from 32 cats showing different stages of periodontal disease. correlations were sought between gingival index scores and the prevalence of various microbial groups, and between microbial populations found in sites designated as most-affected and least-affected within individual cats. the tendency with higher gingival index scores, and with the most-affected sites, was toward a microbial population composed to a greater extent of anaerobic gram-negative ro ...	1988	3245794
clinical and laboratory findings in women with bacterial vaginosis and trichomoniasis versus controls.	we report comprehensively on the clinical and laboratory findings in 30 women with bacterial vaginosis (bv), 30 with vaginal trichomoniasis and 30 with normal secretions. women with trichomoniasis were more often divorced (chi 2 test, p much less than 0.001), more often complained of dyspareunia (chi 2 test, p less than 0.05), frequently had discharge present in the vaginal vestibule, and showed one or more signs of vaginitis in half the cases. a 'moth-eaten' cervix was seen in only four women ( ...	1988	3260566
[aerobic and anaerobic bacterial flora of crural ulcers].	in a group of 600 patients treated in the metropolitan dermatological hospital in warsaw bacteriological examination were carried out of swabs from the untreated crural ulcers. in 95% of these cultures growth of pathological aerobic organisms was obtained. coagulase-positive staphylococci (st. aureus) and gram-negative bacteria (pseudomonas aeruginosa, proteus vulgaris, enterobacter sp and e. coli) prevailed. in 27% of cases the cultured strains were resistant to the generally available antibiot ...	1988	3268941
[microbiology of samples from patients with periodontal pockets].	a microbiologic study was carried out in 39 patients with periodontal affections, who were surgically treated. a formulary was drawn up for the collection of the following data: age, sex, criteria of russell periodontal index and microbiologic results. the contents of the periodontal pocket was collected at the time of the surgical procedure, and settled in assay tubes with culture medium to provide bacterial growth. the highest percentage of microorganisms were those of genus peptostreptococci, ...	1988	3272438
a multicenter comparative study of cefotetan once daily and cefoxitin thrice daily for the treatment of infections of the skin and superficial soft tissue.	to compare the effectiveness of cefotetan administered at 2 g once a day with cefoxitin at 1 or 2 g three times a day in the treatment of hospitalized patients with skin and superficial soft tissue infections, 194 patients from eight centers were enrolled in an open, randomized trial. most of the 104 evaluable patients in the cefotetan group and 50 in the cefoxitin group were young men with community-acquired, moderate or severe cellulitis, or abscesses of the upper and lower extremities caused ...	1988	3287976
microbiological and clinical aspects of aspiration pneumonia.	aspiration pneumonia is characterized by a pneumonitis in a dependent segment of the lung with typical necrosis or abscess-formation in the parenchyma. observed aspiration or predisposition to aspiration, cavitation or abscess formation, with or without empyema fluid and isolation of distinctive micro-organisms are important clues to the diagnosis. diagnostic procedures to collect anaerobic uncontaminated secretions are transtracheal aspiration, blood cultures, pleural fluid aspiration, fibreopt ...	1988	3290185
aerobic and anaerobic bacteriology of purulent nasopharyngitis in children.	cultures of aerobic and anaerobic bacteria were obtained from the inferior nasal meatus of 25 children with purulent nasopharyngitis and from 25 controls. microorganisms were isolated from all specimens. a total of 98 isolates (3.9 per patient), 45 aerobes (1.8 per patient) and 53 anaerobes (2.1 per patient), were isolated in patients with purulent nasopharyngitis. seventy-three isolates (2.9 per patient), 47 aerobes (1.9 per patient) and 26 anaerobes (1.0 per patient) were found in the controls ...	1988	3356794
identification of gram-positive anaerobic cocci by use of systems for detecting pre-formed enzymes.	two systems for detecting pre-formed enzymes, rapid ana and a prototype system from api, were compared in a blind study for their ability to identify 69 gram-positive anaerobic cocci isolated from clinical specimens. both systems were able to identify peptostreptococcus anaerobius, ps. asaccharolyticus and ps. micros accurately without the need for further tests. the prototype api system identified all isolates of ps. magnus correctly, but the rapid ana system misidentified several isolates as p ...	1988	3357195
metabolism of sennosides by human intestinal bacteria.	during the course of studies on the metabolism of sennosides by human intestinal bacteria, an enzyme which takes part in the reduction of sennosides and sennidins was originally isolated from peptostreptococcus intermedius. this enzyme catalyzed the electron transfer from nadh to fad, fmn or benzyl viologen, which reduced nonenzymatically sennosides and sennidins to 8-glucosyl-rhein anthrone and rhein anthrone, respectively.	1988	3368516
enrichment and isolation of a ruminal bacterium with a very high specific activity of ammonia production.	when mixed ruminal bacteria were inoculated into semicontinuous cultures (25% transfer every other day) containing lactate, dulcitol, pectin, or xylose and trypticase (1 g/liter) as the sole nitrogen source, the specific activity of ammonia production increased. the greatest enrichment was observed with lactate and xylose, and in these cases the specific rate of ammonia production was eightfold higher than that of the ruminal fluid control (approximately 35 nmol of ammonia per mg of protein per ...	1988	3377500
recovery of anaerobic bacteria from clinical specimens in 12 years at two military hospitals.	examination of 15,844 clinical specimens submitted over 12 years (1973 to 1985) to the anaerobic microbiology laboratories in two military hospitals demonstrated the recovery of anaerobic bacteria in 4,458 (28.1%) specimens. the specimens yielded 6,557 anaerobic isolates (1.47 isolates per specimen). bacteroides spp. accounted for 43% of all isolates; anaerobic gram-positive cocci, 26%; clostridium spp., 7%; and fusobacterium spp., 4%. bacteroides spp. predominated in abscesses, obstetrical and ...	1988	3384929