| the fetid foot: lower-extremity infections in patients with diabetes mellitus. | infections of the lower extremities in patients with diabetes mellitus have been attributed to staphylococcus aureus and other facultatively anaerobic bacteria. however, a review of 30 consecutive diabetics who required surgery for lower-extremity infections revealed that 17 had mixed infections due to both obligate and facultative anaerobes; only six had infections due to s. aureus. mixed infections often had characteristics of anaerobic suppuration and responded poorly to therapy. patients wit ... | 1979 | 318225 |
| the predominant cultivable microflora of advanced periodontitis. | a study on the predominant cultivable microorganisms harbored in the base of deep periodontal pockets of eight patients aged 34-48 years was carried out using the roll tube culture technique. from a total of 475 isolates, 425 (89.5%) were obligate anaerobes, 356(74.9%) were gram-negative, and 441(92.8%) were categorized as rods. bacteroides melaninogenicus and fusobacterium nucleatum constituted the majority of the isolates in seven samples, but their mutual proportions differed considerably bet ... | 1977 | 320648 |
| clinical evaluation of a simple, rapid procedure for the presumptive identification of anaerobic bacteria. | a simple, rapid procedure for the presumptive identification of anaerobic bacteria has been evaluated. two hundred and thirty-five clinical isolates were identified using gas-liquid chromatography and 3-ml volumes of a few selected test media. these test media were stored aerobically and incubated in gaspak anaerobic jars. the average incubation time was 39 h. this procedure, when compared to the results of our standard identification procedure, correctly identified 98% of the isolates to the ge ... | 1977 | 323283 |
| a rapid slide test for penicillinase. | the authors developed a rapid slide test modification of the iodometric method for detection of penicillinase produced by organisms growing on routine plating media. a loopful of colonies is scraped from the agar surface and emulsified in one drop of an iodine-penicillin solution on a glass slide. addition of a drop of 0.4% starch solution results in a purple color when penicillinase is not present; a colorless reaction denotes a positive test. the slide test yielded positive results identical t ... | 1978 | 345799 |
| performance of converted pressure cookers and two conventional jars for anaerobic bacterial culture. | the simple conversion of commercial pressure cookers into inexpensive anaerobic jars is described. these containers were shown to be as good as the small conventional bbl polycarbonate gaspak and large vented 150 gas-replacement jars when assessed by means of three biological indicators: pseudomonas aeruginosa, bacteroides melaninogenicus, and bacteroides fragilis. ps. aeruginosa seeded on simmond's citrate agar was shown to be the most sensitive indicator of the three for traces of oxygen. | 1978 | 348726 |
| microflora of the cervix during normal labor and the puerperium. | the normal flora of the cervix was studied in 50 healthy women in labor and on the third day postpartum. aerobic bacteria were the exclusvie isolates in 25% of these women, and 75% had anaerobic bacteria in addition to aerobes. anaerobes were always found in association with aerobes. the most frequent isolate of bacteroides was bacteroides melaninogenicus, found in 20% of the women during labor and 14% during the puerperium. bacteroides fragilis was distinctly absent during labor but was found i ... | 1978 | 351071 |
| bacteriological examination of summermastitis secretions. the demonstration of bacteroidaceae. | corynebacterium pyogenes was isolated from 22, peptococcus indolicus from 22, a microaerophilic coccus from 21, bacteroides melaninogenicus subsp. melaninogenicus from 18, fusobacterium necrophorum from 15, and various unidentified anaerobes from 9 of a total of 22 summermastitis secretions examined. | 1978 | 351551 |
| the bacteriology of cavitating pulmonary infections and empysema. studies of transtracheal aspirates and pleural fluid. | a prospective study of bacteriology in 14 cases of cavitating pulmonary infections and empyema is reported. bacteriologic results were based on transtracheal aspirates or pleural fluid. appropriate anaerobic bacteriologic methods were employed. anaerobic bacteria were recovered in 11 patients (79%); they were the only pathogens isolated in 6 patients. the predominant species were fusobacterium nucleatum, bacteroides melaninogenicus, bacteroides fragilis and peptostreptococcus. aerobic bacteria w ... | 1978 | 352421 |
| cefamandole therapy in anaerobic infections. | thirty-one adult patients with infections due to anaerobic bacteria were treated with cefamandole. bacteroides fragilis group (17) and bacteroides melaninogenicus (13) were the most frequent anaerobes isolated. duration of therapy varied from 2 to 49 days. results were judged satisfactory in 26 cases, and unsatisfactory in 1 case. four cases could not be evaluated. adverse reactions occurred in 16 patients and included positive direct coombs' test without hemolysis, transient liver function abno ... | 1979 | 380458 |
| clindamycin in treatment of aspiration pneumonia in children. | twenty-eight patients with anaerobic pleuropulmonary infections were treated with clindamycin alone or clindamycin with gentamicin. sixteen of the patients presented with pneumonitis, nine with necrotizing pneumonia, and three with lung abscesses. the average length of treatment was 13.8 days, and the duration of temperature after initiation of therapy was 3.1 days. the predominant isolates were anaerobic gram-positive cocci (23 isolates), bacteroides melaninogenicus (14), bacteroides fragilis ( ... | 1979 | 380459 |
| antibacterial properties of lidocaine. | the inhibitory effect of lidocaine and lidocaine plus methylparaben as a preservative was studied with 25 strains of bacteria. the tested strains were mixed with each topical anesthetic preparation, and quantitative cultures were performed on aspirates at 0, 30, 60, and 120 minutes. results were compared to counts obtained in a lactated ringer's solution, which were sampled at the same intervals. lidocaine (1 percent solution) reduced quantitative counts after 120 minutes of contact by over one ... | 1979 | 446170 |
| capacity of anaerobic bacteria from necrotic dental pulps to induce purulent infections. | combinations of bacteria isolated from the root canals of teeth with necrotic pulps and periapical bone destruction were tested for their capacity to induce abscess formation and transmissible infections when inoculated subcutaneously into guinea pigs. transmissible infections could be induced with combinations obtained from teeth with purulent apical inflammation, but not with combinations from symptomless teeth with chronic apical inflammation. all combinations which gave transmissible infecti ... | 1979 | 489126 |
| obligate anaerobes in clinical veterinary practice. | clinical specimens obtained from domestic animals were examined to determine the relative prevalence of obligate anaerobic bacteria and the species represented. of 3,167 samples cultured anaerobically as well as aerobically, 2,234 were bacteriologically positive. of these positive samples, 583 (26%) contained species of obligate anaerobic bacteria in a total of 641 isolates. most positive samples contained anaerobes admixed with aerobic species, although 6% of such samples yielded pure cultures ... | 1979 | 511987 |
| surface antigens as virulence factors in infection with bacteroides fragilis. | organisms of the genus bacteroides represent the major group of obligate anaerobes involved in human infections. bacteroides usually cause either bacteremia or localized abscesses. of the numerous species of bacteroides, bacteroides fragilis is the single most frequent clinical isolate. b. fragilis and bacteroides melaninogenicus have chemically incomplete lipopolysaccharides as compared with the lipopolysaccharides (endotoxins) of aerobic bacteria, and the lipopolysaccharides of bacteroides lac ... | 1979 | 549184 |
| lethality for mice and chick embryos, pyrogenicity in rabbits and ability to gelate lysate from amoebocytes of limulus polyphemus by lipopolysaccharides from bacteroides, fusobacterium and veillonella. | phenol-water extracted lipopolysaccharides (lps) from veillonella, fusobacterium nucleatum, bacteroides fragilis and bacteroides melaninogenicus were lethal for mice and 11-days-old chick embryos, pyrogenic in rabbits, and gelated limulus amoebocyte lysate. mouse lethality was considerably enhanced by actinomycin-d. in all test systems the endotoxin activity of veillonella and fusocbacterium lps was comparable to that of lps from salmonella enteritidis, which was included as a reference endotoxi ... | 1977 | 564596 |
| anaerobic and aerobic urethral flora in healthy females. | we characterized the aerobic and anaerobic urethral flora of five healthy females by performing urethral and midstream urine cultures once weekly for 8 weeks. aerobic cultures were performed monthly for an additional 3 months. lactobacillus spp. were isolated from 52 of 57 samples, staphylococcus epidermidis from 42 of 57, corynebacterium spp. from 26 of 57, and alpha-hemolytic streptococci from 14 of 57. two subjects had e. coli serogroup o6 and group b streptococci isolated on five occasions, ... | 1978 | 566769 |
| [finding of anaerobic bacteria in blood cultures]. | out of the blood cultures sent to the bacteriology laboratory of hospital del niño dif, during the period of one year, in 1.4% of samples, isolation of anaerobic bacteria was obtained. isolation was more frequent in infants under one year of age, but specially in newborns. the species most frequently found were propionibacterium acnes, bacteroides melaninogenicus and clostridium subterminale. the presence of this finding in blood cultures of infants is noted, but there is no purpose to establish ... | 1978 | 619923 |
| enhancement of experimental anaerobic infections by blood, hemoglobin, and hemostatic agents. | certain foreign materials have been demonstrated to enhance the infectivity of aerobic and anaerobic bacteria. whole blood and other protein compounds encountered in surgical settings or trauma were tested for their effect on infectivity of nonsporeforming anaerobic bacteria. infectious synergistic mixtures of bacteroides fragilis plus peptostreptococcus anaerobius and bacteroides melaninogenicus plus fusobacterium necrophorum were each diluted to a barely noninfectious or minimally infectious c ... | 1978 | 631883 |
| anaerobic microflora of the vagina in children. | vaginal cultures from 25 healthy girls from two months to 15 years of age were examined for aerobic, facultatively anaerobic, and obligately anaerobic bacteria. an average of 8.7 species (3.7 aerobic and facultatively anaerobic species; 5.3 obligately anaerobic species) were isolated from these cultures. staphylococcus epidermidis (21), diphtheroids (20), bacteroides (19), peptococci (19), peptostreptococci (14), and bacteroides melaninogenicus (14) were most prevalent organisms. | 1978 | 686083 |
| dihydrosphingosine growth inhibition and repression of 3-ketodihydrosphingosine synthetase activity in bacteroides melaninogenicus. | | 1978 | 697822 |
| susceptibility of anaerobic bacteria to ten antimicrobial agents. | the susceptibility pattern of 265 anaerobic bacteria from clinical isolates to 10 antimicrobial agents was investigated by the agar dilution technique. penicillin g, in a concentration of 16 mug/ml, was active against most organisms, important exceptions being 12% of bacteroides melaninogenicus and 24% of b. fragilis strains. the susceptibility of strains to ampicillin was similar to their susceptibility to penicillin g. carbenicillin, at </=128 mug/ml, inhibited all but a few strains. cefamando ... | 1978 | 708014 |
| bacteriology of human experimental gingivitis: effect of plaque and gingivitis score. | the plaque flora isolated from discrete dentogingival sites during a human gingivitis experiment was analyzed as a function of the plaque score and of the gingivitis score. when the gingivitis score was plotted as a function of the plaque score, a nonbleeding gingivitis was associated with a proportional increase in the actinomyces sp. at the expense of the streptococcus sp. in particular, the percentage of actinomyces israelii increased significantly, while the percent streptococcus sanguis dec ... | 1978 | 711337 |
| bacteriology and therapy of lung abscess in children. | the bacteriology and clinical findings of ten pediatric patients with lung abscess are presented. bacteriologic data were based on percutaneous transtracheal aspiration obtained before initiation of antimicrobial therapy. anaerobic bacteria were present in all ten patients; in nine they were mixed with aerobic bacteria. the most frequent isolates were peptostreptococcus (8), peptococcus (5), bacteroides melaninogenicus (6), and bacteroides fragilis (3). the aerobic isolates most frequently recov ... | 1979 | 758385 |
| [in vitro susceptibility of bacteroidaceae to cefoxitin and cephalothin (author's transl)]. | the activity of the new cephamycin c derivatives cefoxitin against 102 clinical isolates of bacteroidaceae (95 bacteroides strains and 7 fusobacterium-sphaerophorus cultures) was determined by tube dilution and standardized agar diffusion tests and compared to that of cephalothin. cefoxitin was more active than cephalothin against 56 bacteroides fragilis strains, 19 bacteroides thetaiota-omicron strains and two bacteroides splanchnicus strains. the difference seemed less pronounced with five bac ... | 1977 | 856727 |
| blastogenic response of human lymphocytes to oral bacterial antigens: characterization of bacterial sonicates. | soluble sonicate supernatant preparations were made from actinomyces viscosus (atcc 19246), a. naeslundii (atcc 12104), two strains of veillonella alcalescens (strain hv-1 and a human oral isolate), streptococcus sanguis (atcc 10556), s. mutans (strain 6715-t2), bacteroides melaninogenicus (strain k110), and leptotrichia buccalis (isolated from human dental plaque). these supernatants were characterized with reference to their chemical and antigenic components and their biological activity deter ... | 1976 | 977126 |
| distribution of a k-antigen among oral strains of bacteroides melaninogenicus. | | 1975 | 1055017 |
| sensitivity of a bacteroides melaninogenicus strain to monosaccharides: effect on enzyme induction. | the inhibition of growth in bacteroides melaninogenicus by sugars in described. monosaccharides such as d-glucose, d-galactose, d-mannose, and d-fructose are inhibitory at low concentrations, whereas the disaccharides sucrose and lactose are not inhibitory even at high concentrations. the major inhibitory effect of the sugar is found during the transition of lag to logarithmic growth phases. there was no primary effect of d-glucose on protein, ribonucleic acid, or deoxyribonucleic acid synthesis ... | 1975 | 1116985 |
| comparative susceptibility of anaerobic bacteria to minocycline, doxycycline, and tetracycline. | the comparative susceptibility of 622 recent clinical isolates of anaerobic bacteria to minocycline, doxycycline, and tetracycline was determined by an agar-dilution technique. in addition to bacteroides fragilis, a variety of other anaerobic bacteria was resistant to achievable blood concentrations of tetracycline (55% inhibited by 6.25 mug/ml) and doxycycline (58% inhibited by 2.5 mug/ml). in contrast, minocycline was significantly more active (p < 0.05) than both doxycycline and tetracycline, ... | 1975 | 1137358 |
| antibiotic-disc tests for rapid identification of non-sporing anaerobes. | the sensitivity patterns to a number of antibiotic-impregnated discs of 126 strains of gram-negative anaerobes and 36 strains of gram-positive non-sporing anaerobes from various sources have been examined. the sensitivity patterns shown by bacteroids fragilis and bacteroides melaninogenicus were useful for the rapid identification of these organisms. consistent and useful sensitivity patterns were not shown by the gram-positive anaerobes. | 1975 | 1150890 |
| an experimental comparison of thiol broth with brewer's thioglycollate for anaerobic blood cultures. | in a series of simulated blood culture experiments, small inocula of eight different strains of bacteroides and five strains of anaerobic cocci were added to difco thiol broth and southern group brewer's thioglycollate. both methods enabled all of the strains to be isolated after one to three days' incubation, with the exception of bacteroides melaninogenicus, and most strains to survive after one week. b. melaninogenicus grew more quickly in difco thiol broth than in southern group brewer's whe ... | 1975 | 1150892 |
| fusobacterium necrophorum and bacteroides melaninogenicus as etiologic agents of foot rot in cattle. | fusobacterium necrophorum (sphaerophorus necrophorus) and bacteroides melaninogenicus were the predominant bacteria isolated from biopsy specimens of lesions in cattle affected with foot rot. mixed inoculums of the 2 bacteria, applied to the scarified interdigital skin or inoculated intradermally into the interdigital skin of test cattle, induced typical lesions of foot rot. both bacteria were reisolated in large numbers from the induced lesions. | 1975 | 1155832 |
| experimentally induced foot rot in feedlot cattle fed rations containing organic iodine (ethylenediamine dihydriodide) and urea. | foot rot was experimentally induced in feedlot cattle with a mixed inoculum of fusobacterium necrophorum (sphaerophorus necrophus) and bacteroides melaninogenicus. both bacteria were isolated from the lesions. isolates of f necrophorum from 2 of the lesions were serologically compared, using a passive hemagglutination test with the strain used to induce the lesions. these isolates were serologically similar but not identical, indicating antigenic change had occurred during animal passage. the ad ... | 1976 | 1275334 |
| putative periodontopathogens in "diseased" and "non-diseased" persons exhibiting poor oral hygiene. | the aim of the study was to assess the occurrence of some putative periodonto-pathogens in "test" and "control" sites in "diseased" and "non-diseased" persons, respectively, from an adult rural kenyan population exhibiting poor oral hygiene and widespread loss of attachment (la). 14 persons (less than 35 years) were assigned to a "diseased" category on the basis of at least 4 sites with la greater than or equal to 4 mm; at least 5 mm la and a pocket greater than or equal to 4 mm interproximally ... | 1992 | 1346265 |
| summer mastitis in heifers: studies on the seasonal occurrence of actinomyces pyogenes, peptostreptococcus indolicus and bacteroidaceae in clinically healthy cattle in denmark. | with the aim of investigating the seasonal occurrence of actinomyces pyogenes, peptostreptococcus indolicus, bacteroides melaninogenicus ss. levii and fusobacterium necrophorum, and thus the potential for development of summer mastitis, clinically healthy danish holstein-friesian heifers due to calve in the autumn were sampled from the teat tip, the conjunctiva and the oral cavity at 2-6 week intervals from 1979 to 1981. the overall isolation rates of f. necrophorum, p. indolicus and b. melanino ... | 1992 | 1348381 |
| periodontal bone loss in mice induced by different periodontopathic organisms. | periodontal bone loss in mice orally inoculated with peptostreptococcus anaerobius, pept. magnus and actinobacillus actinomycetemcomitans was compared to that in sham-inoculated mice. six-to-8-week-old balb/c mice were inoculated with 1 x 10(5), 1 x 10(7) or 1 x 10(9) colony-forming units (c.f.u.) of bacteria in 50 microliters of medium. ten mice received each concentration of bacteria and 10 sham-inoculated mice acted as controls. five mice from each of the groups were killed 6 weeks after inoc ... | 1992 | 1353347 |
| [the bactericidal efficiency of ultrasonic in the root canal]. | the objective of this paper was to determine the quantitative bactericidal efficiency of ultrasonic in the root canal. four test organisms found frequently in the root canal were compared. the result showed ultrasonic can kill the test organisms effectively in the root canals. the best bactericidal efficiency occurred at 4 or 5 min. of ultrasonic though the more efficiency as the time longer. bactericidal irrigation could increase the bactericidal efficiency of ultrasonic and its bactericidal ac ... | 1992 | 1354151 |
| immunoglobulins in milk from cows immunized with oral strains of actinomyces, prevotella, porphyromonas, and fusobacterium. | immunization of pregnant cows with bacteria leads to the presence of high concentrations of specific antibodies in colostrum and milk. a total of 14 cows was immunized with single strains of heat-killed oral bacteria or pools of strains of actinomyces, porphyromonas, prevotella, and fusobacterium. two cows were treated with adjuvant alone. the mean percentages of igg1, igg2, igm, and iga in all of the milks were 83.8, 3.8, 9.3, and 3.1, respectively. elisa and whole cell agglutination assays dem ... | 1992 | 1354674 |
| comparative bacteriological studies on summer mastitis in grazing cattle and pyogenes mastitis in stabled cattle in denmark. | a total of 143 secretions from clinical cases of summer mastitis (sm) in grazing cattle and from 89 cases of pyogenes mastitis (pm) in stabled cattle were examined bacteriologically. the typical bacteriological finding was a mixed flora in which the predominant organisms were actinomyces pyogenes (sm-70%, pm-85%), peptostreptococcus indolicus (54%, 54%), a microaerophilic coccus (stuart-schwan coccus) (26%, 25%), fusobacterium necrophorum biovar b (22%, 12%), bacteroides melaninogenicus (20%, 9% ... | 1992 | 1355316 |
| [spondylodiscitis caused by bacteroides melaninogenicus]. | | 1992 | 1362986 |
| clarithromycin. a review of its antimicrobial activity, pharmacokinetic properties and therapeutic potential. | clarithromycin is an acid-stable orally administered macrolide antimicrobial drug, structurally related to erythromycin. it has a broad spectrum of antimicrobial activity, similar to that of erythromycin and inhibits a range of gram-positive and gram-negative organisms, atypical pathogens and some anaerobes. significantly, clarithromycin demonstrates greater in vitro activity than erythromycin against certain pathogens including bacteroides melaninogenicus, chlamydia pneumoniae, chlamydia tracho ... | 1992 | 1379907 |
| emended descriptions of prevotella denticola, prevotella loescheii, prevotella veroralis, and prevotella melaninogenica. | during studies of human periodontal disease, a number of bacterial strains were encountered that, on the basis of results of standard biochemical tests, appeared to be prevotella buccalis, prevotella denticola, prevotella melaninogenica, or prevotella loescheii. however, use of the standard biochemical tests, cellular fatty acid analyses, and the polyacrylamide gel electrophoresis patterns of soluble proteins resulted in conflicting identifications of these strains. the results of tests for cell ... | 1992 | 1390106 |
| experimental studies of survival of anaerobic bacteria at 4 degrees c and 22 degrees c in two different transport systems. | the survival of anaerobic bacteria on swabs in two different transport systems at 4 degrees c and 22 degrees c was evaluated. the transport systems were a charcoal-impregnated cotton swab in modified stuart transport medium (mst), and a viscose swab in modified siff transport medium (btm) (bionor). the following eight clinical strains of anaerobic bacteria were tested for quantitative recovery at 24 h, 48 h, 72 h, and 96 h; fusobacterium necrophorum, bacteroides melaninogenicus, bacteroides inte ... | 1992 | 1472363 |
| microbiota associated with residual clefts and neighboring teeth in patients with cleft lip, alveolus, and palate. | twenty patients with residual clefts or pronounced soft tissue grooves, treated for uni- or bilateral cleft lip, alveolus, and palate were included in this study. ten patients were recalled for dental prophylaxis at regular intervals, 10 patients were not. one microbiologic sample was obtained from the cleft area and two samples from a tooth adjacent to the cleft (sites adjacent and distant to the cleft). between the recall and the nonrecall group there were notable differences in the presence o ... | 1992 | 1472527 |
| the relative lethality of intestinal bacteria for gnotobiotic rats with experimental intestinal strangulation. | in eight experiments utilizing 28 animals each, germfree rats with and without ischemically or hemorrhagically strangulated closed loop intestinal segments were contaminated with either one of four common intestinal anaerobic bacteria, or a combination of two or three bacteria previously found to be innocuous in pure culture. the results showed that: a) in pure culture, bacteroides fragilis, bacteroides melaninogenicus, and peptostreptococcus anaerobius were innocuous; b) fusobacterium necrophor ... | 1992 | 1479304 |
| the endodontic microflora revisited. | the microbial flora of 35 dental root canals were examined, taking care to maintain the viability of obligate anaerobes which accounted for 45% of total isolations, while streptococcal species accounted for 24% of the total species isolated. individual root canals yielded a maximum of eight bacterial species. a total of 40 different species was isolated of which the most prevalent were the facultative anaerobe streptococcus sanguis and the obligate anaerobe, peptostreptococcus micros (both in 23 ... | 1992 | 1479923 |
| relationship between oral gram-negative anaerobic bacteria in saliva of the mother and the colonization of her edentulous infant. | various gram-negative anaerobic bacterial species can be detected in the oral flora of edentulous infants. however, knowledge of the initial infection source is still scarce. thirty caucasian mothers (mean age 30 years) and their edentulous infants (mean age 3 months) were examined for the possible similarity of the oral gram-negative anaerobic flora. paraffin-stimulated saliva was collected from the mothers. a pooled swab sample from mucosal surfaces and unstimulated saliva were collected from ... | 1992 | 1494450 |
| review of the in vitro antibacterial activity of cefprozil, a new oral cephalosporin. | cefprozil is a newer oral cephalosporin with a spectrum of activity against organisms that include gram-positive and gram-negative pathogens. a review of published data shows that cefprozil is active (susceptibility, less than or equal to 8 micrograms/ml; moderate susceptibility, 16 micrograms/ml; resistance, greater than or equal to 32 micrograms/ml) against gram-positive species such as streptococci, methicillin-susceptible staphylococci, and listeria monocytogenes; it may have marginal activi ... | 1992 | 1617037 |
| evaluation of antibiotic-supplemented bone allograft in a rabbit model. | the use of an antibiotic-supplemented bone allograft (asba) as a material for placement in infected mandibular fractures was investigated in a rabbit model. in phase i of this project, fractures were created in the mandibles of 30 new zealand white rabbits and injected with 5 x 10(6) colony-forming units of staphylococcus aureus and bacteroides melaninogenicus. the animals were divided into three treatment groups (a, b, or c) and treated with conventional treatment (ct), ct plus demineralized bo ... | 1991 | 1672372 |
| [anaerobes in infected canals: a preliminary study]. | anaerobes of 17 infected canals with periapical periodontitis were studied. most of root flora were not only anaerobes but also aerobes. anaerobes were predominant in chronic periapical periodontitis. major anaerobes isolated from canals were peptostreptococcus, b. melaninogenicus and b. oralis. the chi-square results indicated that the peptostreptococcus were significantly related to apical radiolucency and b. melaninogenicus were significantly related to percussion or foul smell. animal experi ... | 1991 | 1674465 |
| [anaerobic bacteria in oral infections of dental origin. the characteristics of bacteroides species and diagnosis]. | pyogenic orofacial infections are generally the result of a mixed aerobic and anaerobic infection. the aerobic germ, particularly the bacteroides, have a prevailing role, even though their etiopathogenetic role is not clear yet. | 1991 | 1674979 |
| [bacteriological study on juvenile periodontitis]. | the predominant cultivable microflora of 23 pockets in 15 juvenile periodontitis (jp) patients was studied for the first time in china using the current anaerobic methodology. samples were taken with sterile paper points and dispersed on a vortex mixer. then the diluted samples were plated on the non-selective blood agar plates and selective mgb medium which favors the growth of actinobacillus actimycetemcomitans (aa) and incubated in anaerobic chamber for 5 days. from each sample 15 or more iso ... | 1991 | 1676335 |
| percutaneous drainage of lung abscess in a malnourished child. | | 1991 | 1676504 |
| lateral pharyngeal space abscess as a consequence of regional anesthesia. | trismus may be a complication from local anesthesia. patients with trismus of unknown cause after dental treatment should be evaluated thoroughly. the dentist should perform a complete examination and establish a differential diagnosis to avoid missing a serious or life-threatening infection. a right lateral pharyngeal space infection developed after a general restorative procedure that involved an inferior alveolar nerve injection on the same side. the patient's severe trismus required awake in ... | 1991 | 1676712 |
| [the correlation of black-pigmented bacteroides spp to symptoms associated with apical periodontitis]. | the quantitative analysis of the incidence of black-pigmented bacteroides (b.p.b.) spp. in 80 human dental root canal infections (56 with acute symptoms and 24 clinically asymptomatic) in 79 adults were studied. altogether 101 strains including 7 species of b. p. b. were identified. it was found that the infection rate of b. p. b. in symptomatic group (192.86%) was higher than that in asymptomatic group (41.67%). the means of quantity of cultivable b. p. b. (cfu/ml) and percentage of b.p.b. (cfu ... | 1991 | 1678694 |
| rapid presumptive identification of human black pigmented bacteroides species. | a simple and reliable technique is described for the rapid presumptive identification of black pigmented bacteroides species of human origin. this method involved a microtitration technique that detected the hydrolysis of specific chromogenic enzyme substrates and haemagglutination of sheep erythrocytes. pure cultures of black pigmented bacteroides strains, representing the eight human species, were successfully differentiated and identified within 4 h by the identification scheme developed with ... | 1991 | 1678913 |
| isolation of anaerobes from bubo associated with chancroid. | ten men with bubo associated with chancroid were studied for bacterial flora especially anaerobes. anaerobes were isolated from all 10 buboes and eight out of 10 ulcers of chancroid. anaerobic cocci, b melaninogenicus and b fragilis were the most common isolates. anaerobes probably play a role in the pathogenesis of bubo in chancroid. | 1991 | 1680792 |
| clinical documentation and occurrence of putative periodontopathic bacteria in human immunodeficiency virus-associated periodontal disease. | human immunodeficiency virus (hiv)-associated gingivitis (hiv-g) and hiv-associated periodontitis (hiv-p) are two intraoral lesions manifested by patients with hiv infection. periodontal indices were measured for 87 subjects in 5 study groups: hiv-seropositive patients with healthy periodontium (hiv-h), with hiv-g, or with hiv-p; and non-hiv-infected subjects with healthy periodontium (h) or with adult chronic periodontitis (p). the quantitative clinical parameters were compared and statisticall ... | 1991 | 1682437 |
| mediastinal and thoracic complications of necrotizing fasciitis of the head and neck. | mediastinal and thoracic extension of head and neck infections are rare but occur even in the modern antibiotic era. early intervention is paramount to successful clinical outcome. 111indium-labeled white blood cell (wbc) scan, a new imaging modality, appears to play a role in complementing computed tomographic (ct) findings, demonstrating early extension of disease, and following therapeutic efficacy. together, the ct scan and wbc scan aid in directing early intervention and extent of surgery i ... | 1991 | 1686436 |
| [the study of major anaerobic bacteria from subgingival plaques of juvenile periodontitis]. | the studies of the subgingival plaques from juvenile periodontitis (jp) have shown that jp is associated with haemophilus actinomycetemcomitans (h. a), capnocytophaga (capno.) and other species. this study was designed to study these species with chinese jp patients using selective cultivable technique. the media used include tsbv to support h. a, tbbp to support capno. and selective media for bacteroides gingivalis. a total of 303 subgingival samples were collected from 43 jp, 31 gingivitis and ... | 1991 | 1687730 |
| bacteria feast on hormones of pregnancy. | | 1991 | 1687898 |
| [tubo-ovarian abscess caused by eikenella corrodens]. | | 1991 | 1687993 |
| human lactoferrin binding to porphyromonas gingivalis, prevotella intermedia and prevotella melaninogenica. | human isolates of porphyromonas gingivalis (n = 16), prevotella intermedia n = 82) and prevotella melaninogenica (n = 18) from diseased periodontal pockets were examined for interaction with human lactoferrin (hlf) in a standardized 125i-labeled protein binding assay. the highest hlf binding was found in p. intermedia strains, followed by p. gingivalis and p. melaninogenica. further characterization of the interaction was performed with 1 representative strain from each species. hlf binding to p ... | 1991 | 1726544 |
| diagnosis and management of anaerobic infections of the head and neck. | anaerobic bacteria are important pathogens in head and neck infections such as chronic otitis media, chronic sinusitis, chronic mastoiditis, head and neck abscesses, cervical adenitis, parotitis, and postoperative infection. bacteroides sp (bacteroides melaninogenicus group, bacteroides oralis, and bacteroides fragilis group), peptostreptococcus sp, and fusobacterium sp predominate. the observed recent increase in the number of beta-lactamase-producing strains of bacteroides sp isolated in head ... | 1992 | 1728904 |
| studies on the possible role of cattle nuisance flies, especially hydrotaea irritans, in the transmission of summer mastitis in denmark. | the summer mastitis pathogens actinomyces pyogenes, peptococcus indolicus, bacteroides melaninogenicus ss. levii, fusobacterium necrophorum and streptococcus dysgalactiae were isolated from the polyphagous symbovine dipterans hydrotaea irritans (fallén) and morellia sp. caught around dairy heifers on pasture, but not from the haematophagous species haematobia irritans (l.), haematobosca stimulans (meigen), culicoides sp. and simulium sp. secretions from clinical cases of summer mastitis proved t ... | 1991 | 1773120 |
| rapid presumptive identification of black-pigmented gram-negative anaerobic bacteria by using 4-methylumbelliferone derivatives. | a rapid method for presumptive identification of black-pigmented gram-negative anaerobic rods was developed. using filter paper spot tests for indole production, sialidase, alpha-glucosidase, beta-glucosidase, alpha-fucosidase, and trypsinlike enzyme activities, 100% of porphyromonas gingivalis, prevotella intermedia, and bacteroides levii and 89% of prevotella corporis isolates were correctly identified to the species level. porphyromonas asaccharolytica and porphyromonas endodontalis could not ... | 1991 | 1774320 |
| comparative in vitro activity of cefpodoxime against anaerobes other than bacteroides fragilis. | to assess the in vitro activity of cefpodoxime against anaerobic respiratory tract and oropharyngeal pathogens 77 strains belonging to 18 gram-negative and 7 gram-positive species were studied by means of agar dilution tests. for comparison cefuroxime, amoxicillin, amoxicillin + clavulanic acid and clindamycin were also tested. cefpodoxime was found to be active at concentrations of less than or equal to 0.125 mg/l against prevotella oralis, prevotella buccalis, prevotella bivia, porphyromonas a ... | 1991 | 1800380 |
| antimicrobial efficacy of iodoformized zinc oxide-eugenol sealer on micro-organisms of root canal. | iodoformized zinc oxide-eugenol was tested for its antibacterial effect against the aerobic and anaerobic bacteria obtained from the root canals of deciduous teeth; the bacteria were staph aureus, strep viridans, strep faecalis, bacteroides melaninogenicus and also mixed culture obtained from infected non-vital anterior teeth. the sensitivity was checked on bhi- agar plates employing well-method. iodoformized zinc oxide eugenol paste was found to be effective for both the aerobic and anaerobic b ... | 1991 | 1820426 |
| bacteriological investigations of clinical mastitis in heifers in sweden. | bacterial analyses were carried out of 2069 udder secretions, isolated from 1481 heifers with mastitis in eight veterinary districts in sweden. streptococci, e.g. streptococcus dysgalactiae and str. uberis, dominated the bacterial flora, being isolated from 34.4 and 19.5% respectively of heifers with clinical mastitis occurring from puberty up to 14 d post partum. bacterial species generally regarded as important pathogens in the summer mastitis complex, e.g. actinomyces pyogenes, stuart-schwan ... | 1991 | 1856352 |
| bacterial flora of the uterus of cows after calving on two hygienically contrasting farms. | intrauterine swabs were obtained from cows after calving on two commercial dairy herds with contrasting hygienic environments and incidence of leucorrhea, and cultured aerobically and anaerobically. of 26 cows with a normal calving and puerperium, eight of 14 (57 per cent) were sterile on farm b where hygiene was poor, compared with five of 12 (42 per cent) on farm a where hygiene was better. two cows on farm b retained their placentas and subsequently developed metritis/endometritis. actinomyce ... | 1991 | 1858270 |
| an epidemiologic and anatomic survey of odontogenic infections. | an 81-month review of patients with infections of odontogenic origin admitted to the oral and maxillofacial surgery service at a county hospital and teaching facility in northeast ohio is presented. age, sex, race, etiology, pathogens isolated, admission temperature, and admission white blood cell count were identified and related to the anatomic space(s) encountered. multispace and single-space infections occurred with equal distribution. in both the multispace and single-space infections, the ... | 1991 | 1886026 |
| aerobic and anaerobic microbiology of periapical abscess. | aspirates of pus from periapical abscesses in 39 patients were studied for aerobic and anaerobic bacteria. bacterial growth was present in 32 specimens. a total of 78 bacterial isolates (55 anaerobic and 23 aerobic and facultative) were recovered, accounting for 2.4 isolates per specimen (1.7 anaerobic and 0.7 aerobic and facultatives). anaerobic bacteria only were present in 16 (50%) patients, aerobic and facultatives in 2 (6%), and mixed aerobic and anaerobic flora in 14 (44%). the predominant ... | 1991 | 1945488 |
| isolation of anaerobes from clinical chancroid associated with fluctuant bubo in men. | microbial flora especially anaerobes were studied in 67 patients with genital ulcers due to chancroid (diagnosed clinically) and 53 controls with genital ulcers due to other causes. the aerobic flora was similar in patients of chancroid with or without associated bubo and in controls. anaerobes were however, isolated with higher frequency from chancroid ulcers associated with fluctuant bubo compared to those without bubo (p less than 0.01) and with non-fluctuant bubo (p less than 0.05). anaerobi ... | 1991 | 1959953 |
| 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 |
| septic arthritis of the hip due to bacteroides-melanogenicus. | | 1990 | 1969481 |
| 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 |
| [non-clostridial anaerobes as a cause of post-traumatic keratitis]. | up to present nonclostridial anaerobes in the opal cavity were not regarded as a cause of inflammatory ophthalmic diseases. the present case with injury to the cornea inflicted with a tooth fragment was extremely difficult to diagnose, and keratitis, induced by oral cavity anaerobes, difficult to cure. only subtotal perforating keratoplasty stopped the process and prevented the death of the eye. | 1990 | 1973319 |
| effects of an enteric anaerobic bacterial culture supernatant and deoxycholate on intestinal calcium absorption and disaccharidase activity. | fifty two strains of anaerobic bacteria isolated from the upper gut of patients with small intestinal bacterial overgrowth were screened for phospholipase activity. bacteroides melaninogenicus spp intermedius had the greatest activity. the effects of culture supernatants of this organism and deoxycholate on intestinal calcium absorption and disaccharidase activity were studied using a rat closed loop model. the supernatant decreased the in vitro uptake of calcium by 15% (p less than 0.001). deox ... | 1990 | 1973395 |
| [anaerobic gram-negative bacilli]. | | 1990 | 1976009 |
| clindamycin vs penicillin for anaerobic lung infections. high rate of penicillin failures associated with penicillin-resistant bacteroides melaninogenicus. | thirty-seven adult patients with anaerobic lung infections (27 lung abscesses and 10 necrotizing pneumonias) were submitted to transthoracic needle-aspiration and/or bronchoscopic specimen brush cultures before therapy and thereafter in all cases considered to be failures. patients were randomly assigned to receive either clindamycin, 600 mg intravenously every 6 hours, or penicillin g, 2 million u every 4 hours for no less than 8 days, until clinical and radiological improvement became apparent ... | 1990 | 1978771 |
| [anaerobic non-clostridial microflora in necrotic phlegmons of the face and neck]. | | 1990 | 1981399 |
| [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 |
| [relationship between serum antibody to bacteroides gingivalis and clinical parameters in periodontitis patients]. | prevalence and proportion of black-pigmented bacteroides species (bpb) in supragingival and subgingival plaque were determined in ten adult periodontitis patients. serum antibody against bacteroides gingivalis (bg) of these patients were tested using elisa. clinical parameters (pi, gi, pd, al) were collected prior to blood withdrawn. results showed that bpb were detected in all patients. mean serum anti-bg igg level was significantly greater in the patient group than that in healthy control grou ... | 1990 | 1982254 |
| the prevalence of beta-lactamase producing bacteria in subgingival plaque and their sensitivity to augmentin. | subgingival plaque samples from 20 patients with chronic periodontitis who had received no antibiotics for at least 3 months were screened for the presence of beta-lactamase-producing bacteria. thirteen of the patients harboured beta-lactamase producing bacteria, most of which were members of the genus bacteroides. the most frequently isolated species were bacteroides melaninogenicus and bacteroides capillosus which are often implicated in acute oral infections. all of the beta-lactamase-produci ... | 1990 | 1983762 |
| analysis of the immunoglobulin a protease gene of streptococcus sanguis. | the amino acid sequence t-p-p-t-p-s-p-s is tandemly duplicated in the heavy chain of human immunoglobulin a1 (iga1), the major antibody in secretions. the bacterial pathogen streptococcus sanguis, a precursor to dental caries and a cause of bacterial endocarditis, yields iga protease that cleaves only the pro-thr peptide bond in the left duplication, while the type 2 iga proteases of the genital pathogen neisseria gonorrhoeae and the respiratory pathogen haemophilus influenzae cleave only the p- ... | 1991 | 1987065 |
| aerobic and anaerobic microbiologic factors and recovery of beta-lactamase producing bacteria from obstetric and gynecologic infection. | specimens obtained from 736 patients with obstetric and gynecologic infections were studied for aerobic and anaerobic bacteria. bacterial growth was present in 714 specimens. these included 53 specimens of infected fallopian tubes, 470 of infected endometrium, 94 of infected amniotic fluid, 57 of aspirates of cul-de-sacs in instances of pelvic inflammatory disease, 14 labial and vaginal abscesses and 26 of bartholyn's cyst abscess. a total of 2,052 isolates (2.9 per specimen), 1,139 anaerobes (1 ... | 1991 | 1989117 |
| aerobic and anaerobic microbiology of acute suppurative parotitis. | aspirates of pus from acute suppurative parotitis were studied for aerobic and anaerobic bacteria. bacterial growth was present in 23 specimens. a total of 36 bacterial isolates (20 anaerobic and 16 aerobic and facultative) were recovered, accounting for 1.6 isolates per specimen (0.9 anaerobic and 0.7 aerobic and facultative). anaerobic bacteria only were present in 10 (43%) patients, aerobic and facultatives in 10 (43%), and mixed aerobic and anaerobic flora in 3 (13%). single bacterial isolat ... | 1991 | 1992268 |
| aerobic and anaerobic microbiology of peritonsillar abscess. | thirty-four aspirates of pus from peritonsillar abscesses that were studied for aerobic and anaerobic bacteria showed bacterial growth. a total 107 bacterial isolates (58 anaerobic and 49 aerobic and facultative) were recovered, accounting for 3.1 isolates per specimen (1.7 anaerobic and 1.4 aerobic and facultatives). anaerobic bacteria only were present in 6 (18%) patients, aerobic and facultatives in 2 (6%), and mixed aerobic and anaerobic flora in 26 (76%). single bacterial isolates were reco ... | 1991 | 2000017 |
| the effect of antimicrobial therapy on mixed infections with bacteroides species. is eradication of the anaerobes important? | antimicrobial agents were used alone or in combinations in order to explore their effect on mixed aerobic-anaerobic infections. subcutaneous abscesses were induced in mice by single and mixed infections of bacteroides fragilis, bacteroides melaninogenicus, staphylococcus aureus, streptococcus pyogenes, streptococcus faecalis, escherichia coli, klebsiella pneumoniae and pseudomonas aeruginosa. the infected animals were treated for 5 days with spiramycin, gentamicin or metronidazole alone, or metr ... | 1991 | 2002230 |
| microbiological studies of decubitus ulcers in children. | specimens from 58 children with decubitus ulcers were cultured for aerobic and anaerobic bacteria. aerobic bacteria only were present in 29 (50%) ulcers, anaerobic bacteria only were recovered in 5 (9%), and mixed aerobic and anaerobic flora were present in 24 (41%). a total of 132 isolates (79 aerobes, 53 anaerobes) were recovered, an average of 2.3 isolates per specimen (1.4 aerobes, 0.9 anaerobes). the smallest number of isolates was recovered in ulcers of the skull (1.7 per site), and the hi ... | 1991 | 2023086 |
| [anaerobic bacteria detected in inflammatory conditions of the respiratory tract]. | in this study a participation of anaerobic bacteria in respiratory tract diseases is presented. bronchial washings collected by ++fibrobronchoscope constituted material for the study. immediately after collection the material was plated onto two media for aerobic bacteria (hemomedium) and anaerobic bacteria (anaeromedium). then, the samples were centrifuged and a sediment was plated on solid media suitable for aerobic and anaerobic bacteria. bacterial anaerobic isolates were identified by using ... | 1990 | 2084446 |
| the incidence of periodontopathic microorganisms in young children. | thirty-six children in 4 cohorts of 0-1 week, 1-6 months, 1-2 years and 2-2 1/2 years of age were examined for the presence of black-pigmented bacteroides species and some other bacteria suspected of being involved in the subsequent development of periodontal destruction. none of the sought-after bacteria were detected in the first week of life. bacteroides intermedius and bacteroides melaninogenicus were detected as early as 1 month after birth. both of these bacteria were detected in 16-37% of ... | 1990 | 2087345 |
| in-vitro studies with ramoplanin (mdl 62,198): a novel lipoglycopeptide antimicrobial. | ramoplanin is a novel lipoglycopeptide antimicrobial complex, isolated from the fermentation products of a strain of actinoplanes sp. (atcc 33076), which comprises three closely related polypeptides, each containing chlorinated phenyl moieties and d-mannose. the in-vitro activity of ramoplanin was compared with those of vancomycin and teicoplanin. ramoplanin was very active against staphylococcus spp., irrespective of methicillin susceptibility, with all isolates inhibited by 1 mg/l or less. con ... | 1990 | 2139436 |
| in vitro activity of teicoplanin, vancomycin, a16686, clindamycin, erythromycin and fusidic acid against anaerobic bacteria. | the in vitro activity of teicoplanin and a16686, two new glycopeptide antibiotics was determined against 196 isolates of anaerobic bacteria. the activity of teicoplanin and a16686, in comparison with that of vancomycin, clindamycin, erythromycin and fusidic acid was 2 to 16 times higher against the gram positive anaerobes, namely, propionibacterium acnes, clostridium perfringens, clostridium difficile, clostridium species, peptococcus species and peptostreptococcus species. however, bacteroides ... | 1990 | 2139737 |
| suppression of bactericidal activity of human polymorphonuclear leukocytes by bacteroides gingivalis. | the direct effects of the culture supernatant of oral microorganisms on the bactericidal activity of human polymorphonuclear leukocytes (pmns) were investigated. the bactericidal activity of pmns, which were preincubated with the supernatant of bacteroides gingivalis, bacteroides intermedius, bacteroides melaninogenicus or phosphate-buffered saline, was examined by counting the surviving bacteria. b. gingivalis-treated pmns were found to have a diminished ability for killing bacteria in the pres ... | 1990 | 2153632 |
| microbiology of empyema in children and adolescents. | the microbiology of empyema was studied in 72 children and adolescents whose specimens yielded bacterial growth after inoculation for aerobic and anaerobic bacteria. a total of 93 organisms, 60 aerobic or facultative and 33 anaerobic, were isolated. aerobic bacteria was isolated in 48 (67%) patients, anaerobic bacteria in 17 (24%), and mixed aerobic and anaerobic bacteria in 7 (10%). the predominant aerobic or facultative bacteria were haemophilus influenzae (15 isolates), streptococcus pneumoni ... | 1990 | 2184407 |
| prevotella, a new genus to include bacteroides melaninogenicus and related species formerly classified in the genus bacteroides. | it was recently proposed that the genus bacteroides should be restricted to bacteroides fragilis (the type species) and closely related organisms (viz., b. caccae, b. distasonis, b. eggerthii, b. merdae, b. ovatus, b. stercoris, b. thetaiotaomicron, b. uniformis, and b. vulgatus). by contrast, the moderately saccharolytic, predominantly oral bacteroides species, which include b. melaninogenicus, b. oralis, and related species, form a phenotypically and phylogenetically coherent group of species ... | 1990 | 2223612 |
| application of monoclonal antibodies to the detection of black-pigmented bacteroides spp. in subgingival plaques by immunoslot blot assay. | the aim of the present study was to assess the application of monoclonal antibodies to the detection of black-pigmented bacteroides spp. in subgingival plaques by immunoslot blot assay. subgingival plaque samples from adult periodontal patients were examined by immunoslot blot assay with monoclonal antibodies that specifically recognize bacteroides gingivalis, bacteroides intermedius serogroups i and ii, and bacteroides melaninogenicus. the assay can detect specifically these bacteroides spp. in ... | 1990 | 2229348 |
| fluorescent antibody and flagella stains for rapid detection of bacteria at periodontally healthy and diseased sites. | two rapid methods of identifying bacteria associated with periodontal disease were investigated to determine their diagnostic usefulness in longitudinal or epidemiologic studies. three nonmotile organisms were identified by fluorescent antibody stains (fa) while percentages of motile bacteria were assessed by counting all spirochetes, flagellated and nonflagellated organisms stained with a simplified silver-plating stain for flagella. relationships between disease activity and these bacteria fro ... | 1986 | 2428966 |
| [gene cloning of an actinobacillus actinomycetemcomitans y4 antigen that reacts to peripheral blood sera in advanced destructive periodontitis patients]. | actinobacillus actinomycetemcomitans (a.a.) has been implicated in the etiology of juvenile periodontitis and also of advanced destructive periodontitis (adp). it has been reported that the levels of the igg antibody against the a.a. in the peripheral blood sera of the adp patients were often high as well as those against the bacteroides gingivalis. to clone the genes of antigen reactive to the sera of the adp patients, we constructed a phage library of the a.a. strain y4 dna in lambda l47, whic ... | 1989 | 2533606 |
| quantitative bacterial cultures and beta-lactamase activity in chronic suppurative otitis media. | aspiration of the exudate through open perforation was performed in 54 children with chronic suppurative otitis media. eighty aerobic and 81 anaerobic isolates were recovered. aerobic bacteria only were involved in 20 patients (37%), and anaerobic organisms only in seven (13%). mixed aerobic and anaerobic isolates were recovered from 27 patients (50%). the most common bacteria isolated were anaerobic gram-positive cocci, bacteroides melaninogenicus group, pseudomonas aeruginosa, klebsiella pneum ... | 1989 | 2565099 |