[the effect of cocarboxylase on lymphocyte metabolism in newborn rats with experimental asphyxia]. 19734804642
two pathways of glutamate fermentation by anaerobic bacteria.two pathways are involved in the fermentation of glutamate to acetate, butyrate, carbon dioxide, and ammonia-the methylaspartate and the hydroxyglutarate pathways which are used by clostridium tetanomorphum and peptococcus aerogenes, respectively. although these pathways give rise to the same products, they are easily distinguished by different labeling patterns of the butyrate when [4-(14)c]glutamate is used as substrate. schmidt degradation of the radioactive butyrate from c. tetanomorphum yie ...19744813895
significance of microvascular changes in development of stress ulcer. 19744829129
cardiac and pulmonary effects of high doses of cyclophosphamide and isophosphamide. 19744833912
[comparison of perfusion and standard methods of disintegration of sheep kidney tissues]. 19744838534
[letter: influencing of the nelson-test by drugs]. 19744849085
cytotoxic effects of vanadium on rabbit alveolar macrophages in vitro. 19744851253
regional intrarenal perfusion in man: an assessment with the scintillation camera. 19744854064
response of the rat to intraperitoneal injection of e. coli endotoxin. 19674862208
immunofluorescence of abortive and complete infections by influenza a virus in hamster bhk21 cells and mouse l cells. 19674862728
thiogalactoside transacetylase. amino- and carboxyl-terminal studies. 19674863046
autologous immune complex nephritis induced with renal tubular antigen. i. identification and isolation of the pathogenetic antigen.the nephritogenic antigen, responsible for the immunogenic stimulus in experimental allergic glomerulonephritis induced with tubular antigen, has been identified as a renal tubular epithelial (rte)-specific antigen and has been isolated in a relatively purified form. this antigen, rte-alpha(5), is a distinct and antigenically specific lipoprotein of high density which is derived primarily from the brush border of proximal convoluted tubular epthelium of the rat kidney. it has been suggested that ...19684866016
studies on stereotaxic localization of optic radiations in man. anatomo-radiological and physiological data. 19674872055
the lac operator is dna. 19674873589
the lac operator is dna. 19674873589
[chloramphenicol resistance of different strains of escherichia coli. acetylation of the antibiotic]. 19694908451
infectious megaenteron of mice. ii. detection of coliform organisms of an unusual biotype as the primary cause. 19694908688
rapid estimation of areas under thermodilution curves. 19694917678
[the laboratory in the diagnosis of syphilis]. 19704924255
salmonella immunity in mice. 19714928069
dna synthesis in cell-free extracts of a dna polymerase-defective mutant. 19704933688
autograft sutures in fascial tissue. 19714939354
comparison of schaedler agar and trypticase soy-yeast extract agar for the cultivation of anaerobic bacteria.schaedler agar (sa) and trypticase soy-yeast extract agar (tsyea), both supplemented with rabbit blood (5%, v/v) and menadione (0.5 mg/liter), were compared with respect to quantitative recovery, quality of growth, and rapidity of growth of selected anaerobic bacteria. the media were stored for 2 to 4 days prior to use in an anaerobic glove box, where all subsequent bacteriological procedures were performed. after 24 hr of incubation, colonies of clostridium cadaveris (c. capitovale), c. haemoly ...19714943275
an improved method for chromosome preparation from mouse liver. 19714945732
genetic complementation between escherichia coli rna polymerase mutants. 19714946184
obesity following disturbance of the ventromedial hypothalamus: a comparison of lesions, lateral cuts, and anterior cuts. 19714948242
[editorial]. 19714949257
the effect of high-energy proton irradiation on the cardiovascular system of the rhesus monkey. 19664957419
[incorporation into bacillus subtilis ribosomes of ribonucleic acid synthesized under the influence of chloramphenicol in the presence of actinomycin d]. 19654958012
the hyperexcitable neuron: microelectrode studies of the chronic epileptic focus in the intact, awake monkey. 19674963762
[pharmacological studies of the pregnant human uterus. i. effects of hydergine]. 19654964126
the internal structure of poly-beta-hydroxybutyrate granules from bacillus megaterium. 19684968003
[infarction pattern in the human heart]. 19684970289
the isolation and fractionation of plasmodium knowlesi. 19694987063
autoantibodies and the hepatitis-associated antigen in acute infective 39 unselected patients with acute infective hepatitis diagnosed on clinical, epidemiological, and pathological findings, smooth muscle (s.m.) antibody was found in 87% and hepatitis-associated antigen in 33%. the incidence of s.m. antibody was highest during the first month after the onset of symptoms, and the antibody was preponderantly igm at this stage.s.m. antibody and hepatitis-associated antigen occurred independently, and unlike hepatitis-associated antigen, which was strongly associat ...19704988025
atypical mycobacterial infection in the pig-tailed macaque (macaca nemestrina). 19704989064
[further studies on the serological diagnosis of leprosy. ii. effect of the rate of development and treatment on the result of complement fixation tests in comparison to bacilloscopy]. 19704992242
[localization of an olivomycin-dna complex in cells of microorganisms]. 19704992893
[chemoprophylaxis and therapy of wound infection, especially of burn wounds]. 19704992973
lactic acidosis through medicaments. 19704993591
the kinetics of the action of carbenicillin on pseudomonas aeruginosa in plasma. 19704995408
new aspects of hepatitis. 19714998511
the antigenicity of e. coli-asparaginase. 19705005094
the role of water reabsorption by the gallbladder in the mechanism of nonvisualization at cholecystography. an in vitro study of diseased human gallbladders. 19725015835
haemorrhagic shock in afibrinogenaemic dogs. 19725020743
[health standardization of the maximal permissible quantities of the pesticide antio]. 19725020897
a circular dichroism study of microtubule protein. 19725028102
lysosomes as mediators of parenchymal lesions in adjuvant-induced arthritis in rats. 19725038043
anthraquinone, a new chemical oxidation product of amitriptyline. 19725046134
[eeg and microelectrode study of a cortical focus of epileptic activity]. 19725048176
recent investigations on the prosthetic group of beef plasma amine oxidase. 19725054201
effects of phenobarbital and ethionine on hepatic and pancreatic functions of protein deprived rats. 19725059371
in vitro evaluation of actinobolin as an antibiotic for the treatment of periodontal disease.actinobolin was evaluated in vitro by a paper disc-agar diffusion method for inhibitory activity against mixed microbial cultures obtained from patients with periodontal disease and against pure bacterial cultures tentatively identified as strains of bacteroides melaninogenicus, fusobacterium fusiforme, leptotrichia buccalis, and veillonella parvula. every culture tested was inhibited to some degree by actinobolin. these observations suggest that actinobolin may be effective in the treatment of ...19725059624
[therapeutic value of glutamic acid and procaine in the evolution of some metabolic changes in alloxan diabetes]. 19725075444
[isoagglutinin level in human saliva]. 19725076480
flow and composition of lymph collected from the skeletal muscle of the rabbit hind limb. 19725085348
thyroxine metabolism by pineal slices. 19715093955
proteus infections in a general hospital. ii. some clinical and epidemiological characteristis. with an analysis of 71 cases of proteus bacteremia. 19715094068
chemically induced dominant-lethal mutations and cell killing mouse oocytes in the advanced stages of follicular development. 19715111494
amino acid fermentation by fusobacterium nucleatum. 19685238887
[putrid purulent pleurisy with the presence of fusiformis nucleatus (knorr)]. 19695407170
effect of bacterial contamination on cecal size and cecal contents of gnotobiotic the present investigation the effect of various bacterial contaminations of gnotobiotic mice and rats on cecal size is presented. of the species tested, bacteroides oralis and fusobacterium nucleatum did not establish in germ-free mice. streptococcus mutans, clostridium difficile, a neisseria strain and two recent cecal isolates established, but failed to exert an effect upon the cecum of mice. a group k streptococcus and b. fragilis increased the cecal size apparently by increasing the level ...19695808078
neutrophil chemotaxis induced by anaerobic bacteria isolated from necrotic dental pulps.anaerobic bacteria belonging to the species bacteroides melaninogenicus, bacteroides asaccharolyticus, fusobacterium nucleatum, peptostreptococcus anaerobius and eubacterium alactolyticum, isolated from necrotic dental pulps, were tested for their capacity to induce neutrophil leukocyte chemotaxis. generation of chemotactic factors in serum by whole bacterial cells and chemotaxis induced by bacterial extracts were studied in vitro by the boyden technique. subcutaneously implanted wound chambers ...19806103573
lysozyme digestion and chemical characterization of the peptidoglycan of fusobacterium nucleatum fev 1.the amino acids in the peptidoglycan of fusobacterium nucleatum fev 1 are d-glutamic acid, meso-lanthionine, and d- (42%) and l-alanine (58%). about 70% of the lanthionine residues were not susceptible to dinitrophenylation, evidently because they are involved in cross-linkages. consequently, lysozyme digestion of the peptidoglycan yielded 20 to 25% uncross-linked disaccharide tri- and tetrapeptides. a chemical analysis of isolated glycopeptides indicated that the structure of the building block ...19816114929
corncob formation between fusobacterium nucleatum and streptococcus sanguis.corncob formation in dental plaque was believed to be limited to strains of bacterionema matruchotii and streptococcus sanguis. we observed recently that strains of fusobacterium nucleatum also interacted with s. sanguis to form corncobs. since the fusobacteria are among the first anaerobic filaments to colonize subgingival plaque, these interactions could serve as a connecting link between the transformation of supra- to subgingival plaque. to further characterize these interactions, quantitati ...19836131871
complement-dependent histamine release from rat peritoneal mast cells, induced by lipopolysaccharides from bacteroides oralis, fusobacterium nucleatum and veillonella parvula.the capacity of phenol/water extracted lipopolysaccharides (lps) from bacteroides, fusobacterium and veillonella to induce histamine release from rat peritoneal mast cells has been evaluated by means of a bioassay using atropinized guinea pig ileum and a fluorescence assay. histamine release was found to be completely complement dependent. it was also found that lps of veillonella have the greatest capacity to induce histamine release and bacteroides have the weakest.19816168752
o-antigenic corss-reactivity in fusobacterium nucleatum: chemotype v lipopolysaccharides.nucleatum lipopolysaccharides (lps) of chemotype v were examined for cross-reactivity by indirect haemagglutination in non-absorbed and absorbed antisera. at least three o-antigenic specificities were detected in lps of five strains. there was a slight cross-reactivity between the lps of chemotype v and those of chemotype ii.19836191518
neutrophil chemiluminescence in response to fusobacterium nucleatum. 19826219208
interaction of ia antigen-bearing polymorphonuclear leukocytes and murine splenocytes.polymorphonuclear leukocytes (pmn) were induced in the peritoneum of a balb/c mouse by ip injection of fusobacterium nucleatum (fn) (greater than 95% pmn). a subpopulation of pmn harvested bore ia surface antigens and stimulated a mixed lymphocyte reaction (mlr) when cultured with c57b1/6j splenocytes. the reaction was blocked by a short prior incubation of pmn with anti-ia antibody or pmn cell depletion by the same antibody plus complement. the ia antigen-bearing pmn were capable of antigenic m ...19836220969
induction of epstein-barr virus antigens in human lymphoblastoid p3hr-1 cells with culture fluid of fusobacterium nucleatum.epstein-barr virus-associated early antigen and viral capsid antigen were efficiently induced in human lymphoblastoid p3hr-1 cells with culture fluid of fusobacterium nucleatum, a member of the indigenous microbial flora of the human host. this finding may suggest a new approach to assess the possible role of the "cofactor(s)" in the etiology of epstein-barr virus-related diseases.19806258779
filament formation of fusobacterium nucleatum cells induced by mecillinam.subinhibitory concentrations of mecillinam transformed fusobacterium nucleatum cells into a marked filament form, quite different from a spherical form demonstrated in escherichia coli.19816264847
capillary agar diffusion assay for measuring metronidazole in human gingival crevice agar diffusion assay in capillaries, with fusobacterium nucleatum m2 as the indicator strain, has been developed to measure metronidazole concentrations in gingival crevice fluid. the assay allows the measurement of 1.9 micrograms of metronidazole per ml in sample amounts of 0.6 microliters.19826285816
[antibiotic treatment of human actinomykoses (author's transl)].in the complex aetiology of human actinomykoses, various actinomyces species, especially a. israelii, play the pathogenetically leading role in the mixed flora so typical for these diseases. a number of other microaerophilic and anaerobic bacteria are also part of such mixed flora. since these "concomitant" bacteria are themselves potentially pathogenic, it is important to have data on antibiotic sensitivity for the entire spectrum of microorganisms, to achieve effective and economic chemotherap ...19826286266
monocyte suppression of fusobacterium nucleatum-induced human polyclonal b-lymphocyte activation.previous studies reported that fusobacterium nucleatum induced polyclonal b-lymphocyte activation (pba) as determined by immunoglobulin m production in cultures of human peripheral blood mononuclear cells. however, the pba response was greatly enhanced when the cells were depleted of esterase-positive, adherent cells (i.e., monocytes). the purpose of this study was to confirm and further examine the suppression of f. nucleatum-induced pba (f. nucleatum-pba) by blood monocytes. for comparison, pb ...19846334029
isolation of a major cell envelope protein from fusobacterium nucleatum.a major, heat-modifiable cell envelope protein was identified in fusobacterium nucleatum fdc 364 by sodium dodecyl sulfate-polyacrylamide gel electrophoresis. this protein, designated hm-1, had apparent molecular weights of 38,500 and 50,000 when heated in sodium dodecyl sulfate at 50 and 100 degrees c, respectively. whole cells were labeled with 125i, and the results suggested that the hm-1 protein may be exposed on the bacterial surface. the hm-1 protein was isolated in association with the pe ...19846370865
role of anaerobic bacteria in bite-wound infections.the etiologic agents usually involved in wound infections due to human or animal bites are the aerobic skin flora of the victim, e.g., staphylococcus aureus, and/or the aerobic oral flora of the biter, e.g., pasteurella multocida. while anaerobic bacteria are predominant in the normal oral flora of humans and animals, their importance in the pathogenesis of bite-wound infections has not been stressed. most investigators in this field have either not cultured these wounds for anaerobic bacteria o ...19846372026
recovery of anaerobic bacteria from vented blood-culture bottles.from january 1979, to july 1981, blood from each patient suspected of having bacteremia was collected in two bottles of commercially prepared tryptic soy broth; one bottle was vented for 24 hr to the atmosphere. bottles were incubated at 37 degrees c for a maximum of seven days and were examined daily for signs of growth. blind subcultures onto chocolate-agar plates were performed 18-24 hr after collection and again at 48 hr. for 63,106 bottles inoculated, a total of 4,788 strains were isolated, ...19846372038
clinical, microbiological and immunological features associated with the treatment of active periodontosis lesions.clinical, microbiological and immunological factors were examined using data from a subject with periodontosis. the subject was monitored at bimonthly intervals for 26 months at 6 sites per tooth for redness, plaque, suppuration, bleeding on probing, pocket depth, and attachment level. using attachment level measurements and the tolerance method of analysis, sites with active disease and control (inactive) sites of equal pocket depth were selected. subgingival plaque samples were taken from thes ...19846386896
comparison of serological reactions of typed fusobacterium nucleatum strains with those of isolates from humans, canines, and a macaca mulatta the present study, we compared typed f. nucleatum strains with isolates from various human periodontal diseases, canines, and a macaca mulatta monkey. all isolates displayed biochemical reactions similar to those of the typed strains in the api 20a system (analytab products, plainville, n.y.). the human and monkey isolates displayed both type i and type ii colonial morphologies on crystal violet erythromycin agar, whereas the canine isolates displayed only type i. antigen preparations of the ...19836406540
isolation, partial purification and preliminary characterization of a bacteriocin from streptococcus mutans extracellular bactericidal substance was isolated from the supernatant of streptococcus mutans rm-10 culture fluid and partially purified with 60% ammonium sulfate precipitation, differential centrifugation, and gel filtration on sephadex g-200. there was a good correlation of the sensitivity profiles of indicator strains whether assayed on solid medium or with purified material from cell-free culture fluid, indicating that the same inhibitory substance is produced on solid medium and in brot ...19836412623
antitumor activity in the culture supernatant fluid of fusobacterium nucleatum strain ko-31.antitumor activity of fusobacterium nucleatum strain ko-31, which had been isolated from the oral cavity, was investigated in ehrlich carcinoma-bearing mice. the strain ko-31 was cultured in tf medium for 48 hr. one-half ml of the culture supernatant fluid was injected intraperitoneally during a 7-day period to mice with ehrlich ascites carcinoma. the survival time of the treated mice prolonged remarkably. a significant reduction in size of the solid ehrlich tumor was also achieved with the supe ...19836433084
nature and location of amide-bound (r)-3-acyloxyacyl groups in lipid a of lipopolysaccharides from various gram-negative has previously been demonstrated [eur. j. biochem. 124, 191-198 (1982) and 137, 15-22 (1983)] that the lipid a component of salmonella and proteus lipopolysaccharides contains amide-linked (r)-3-acyloxyacyl residues. in the present study lipid a of other gram-negative bacteria was analysed for the presence of amide-bound 3-acyloxyacyl residues. it was found that such residues are constituents of all lipid a tested (agrobacterium tumefaciens, chromobacterium violaceum, pseudomonas aeruginosa, ...19846437812
bacteriology of experimental gingivitis in children.children are more resistant to gingivitis than are adults. to determine possible differences in their periodontal floras, an experimental gingivitis study, identical in design to one reported earlier with young adults, was conducted with four 4- to 6-year-old children. the incidence of sites that developed gingival index scores of 2 in children was less than one-third of the incidence observed in adults. the composition of the flora of each child was statistically significantly different from th ...19846480100
comparative efficacy of four antibiotics in anaerobic pulmonary infection. an experimental model in rabbits.the efficacy of cefoxitin, mezlocillin, latamoxef and metronidazole in anaerobic lung infection was studied using a rabbit model. a mixture of bacteroides fragilis, peptococcus morbillorum, eubacterium lentum and fusobacterium nucleatum was inoculated transtracheally to produce infection within the lung. mezlocillin was most effective, achieving bacteriologic cure in 5 out of 8 animals. with cefoxitin therapy, 4 out of 8 became bacteriologically sterile. severe diarrhea with elevated titers of c ...19846488936
antitumor activity of sediment fractions from fusobacterium nucleatum culture supernatant.the present study was carried out to examine antitumor activity of extracts from fusobacterium nucleatum culture supernatant. the extracts were prepared as sediment fractions by ethanol precipitation, isoelectric point precipitation and proteolytic enzyme-treatment. an ethanol fraction obtained by addition of 60% ethanol to the culture supernatant showed effective antitumor activity to ascites and solid type tumor of ehrlich carcinoma and also to solid type tumor of sarcoma 180 in icr mice. a se ...19846513099
relationships among the oral fusobacteria assessed by dna-dna hybridization.dna was purified from 16 strains of fusobacterium nucleatum and from five strains representing other fusobacterium species. the relationships among fusobacteria were examined by dna-dna hybridization and by determining the guanine plus cytosine content of the dna. f. nucleatum was found to comprise a heterogenous group of organisms related to fusobacterium periodonticum and fusobacterium simiae, but unrelated to any of the other species of fusobacterium tested.19836574153
effect of factors other than pathologic status on responsiveness of peripheral blood mononuclear cells from patients with chronic periodontitis.studies were designed to assess factors other than pathologic status of the cell donor which affect the blastogenic responsiveness in vitro of peripheral blood mononuclear cells (pbms) from normal donors and patients with periodontitis. cultures were established and activated using phytohemagglutinin-p (pha) or homogenates of actinomyces viscosus (avis), a gram-positive plaque microorganism, and fusobacterium nucleatum (fuso), a gram-negative plaque microorganism. activation was assessed by meas ...19836577178
anaerobic pulmonary infections.the main cause of anaerobic pulmonary infections is aspiration of saliva, upper airway secretions of gastric content. predisposing conditions include prominent dental disease, chronic upper respiratory tract infections and reduced consciousness. fusobacterium nucleatum, bacteroides melaninogenicus and anaerobic gram-positive cocci are the most frequently encountered organisms. the clinical presentations are lung abscess, lung gangrene and empyema, which all tend to take a slow and indolent cours ...19836578589
haemolysis of human erythrocytes by the fusobacterium nucleatum associated with periodontal disease.fusobacterium nucleatum and bacteroides gingivalis are associated with oral disease. they both attach to haemagglutinate and human erythrocytes. experiments were performed to determine whether haemolysis would occur following attachment of strains of f. nucleatum and bacteroides species including b. gingivalis. the f. nucleatum strains consistently displayed both haemagglutination and haemolytic activity. the b. gingivalis strains and other bacteroides species displayed haemagglutination but no ...19836579906
[proportion and frequency of 3 kinds of anaerobic bacteria in relation to the gingival index].the proportion and frequency of three groups of particular bacteria (bacteroides, fusobacterium and spirochetes) were studied in relation to the gingival index on the sites from which they were sampled. seventy eight samples collected from 40 individuals were studied together with measurements of the gingival index and the pocket or sulcus depth. the samples were dispersed by ultrasonic treatment, diluted and cultured on a non-selective medium. the identification of the species was done by bioch ...19836581165
cellular fatty acid and soluble protein profiles of oral fusobacteria.we compared the cellular fatty acid and protein content of 43 strains of oral fusobacteria isolated from patients with chronic gingivitis, acute necrotizing ulcerative gingivitis, and juvenile and adult periodontitis, as well as from the stump-tailed macaque, to that of eight reference strains of oral and non-oral fusobacterium species. a gas-liquid chromatographic examination of trimethylsilyl derivatives of the fatty acid methyl esters revealed n14:0, 3-oh-14:0, n16:0, 16:1, 3-oh-16:0, n18:0, ...19836581193
immunologic studies of endodontic disease: measurement by the elisa technique of antibody reactive with fusobacterium nucleatum in the serum of endodontic patients. 19836584421
[susceptibility of potential periodontopathic bacteria to metronidazole, spiramycin and their combination].a total of 65 bacterial strains originating mostly from subgingival plaque were tested for their susceptibilities to metronidazole, spiramycin, and their combination, ornidazole, erythromycin and tetracycline by means of an agar dilution technique. all agents were active against all anaerobic gram-negative rods. bacteroides gingivalis and fusobacterium nucleatum showed marked susceptibility to metronidazole (mic less than or equal to 0.06 microgram/ml) whereas 4-64 micrograms/ml were required to ...19846584423
antibacterial properties of human lysozyme toward fusobacterium nucleatum fev1.human lysozyme in physiologic concentrations (17-50 micrograms/ml) had apparently no effects on growth rate and viability of exponentially growing fusobacterium nucleatum fev1 cells, but cells in the stationary phase were affected. when grown in the presence of active lysozyme about 70% of the cells in late exponential phase (24-h culture) were able to form colonies, compared to about 100% in the control culture. about 24 h later the colony forming abilities were about 5% and 20%, respectively. ...19846585918
immunologic profile of juvenile periodontitis. i. lymphocyte blastogenesis and the autologous mixed lymphocyte response.studies of blastogenesis of lymphocytes in culture from juvenile periodontitis (jp) patients have been inconclusive. experiments demonstrating differences in lymphocyte blastogenesis to preparations of putative periodontopathogens in jp and phytohaemagglutinin (pha) were performed. variables in the blastogenesis assay system recently reported were controlled which included using a range of cell and activator concentrations, incubation times of 3, 5 and 7 days, conical-bottomed microtest wells an ...19846592318
the effect of storage in liquid nitrogen on the recovery of human dental plaque bacteria.centrifuged deposits of various individual bacteria from type-culture collections and dental plaque samples were immersed in liquid nitrogen for periods of up to 2 years. all the organisms were recovered after storage in liquid nitrogen but fusobacterium nucleatum (atcc 10953) and campylobacter fetus (nctc 10354) consistently showed a reduction in the number of colony-forming units after freezing. the main effect on bacterial proportions in plaque samples was a reduction in aerobic gram-negative ...19846596040
polyclonal activation of human peripheral blood b lymphocytes by fusobacterium nucleatum.the present study examined in vitro polyclonal human b-lymphocyte (b-cell) activation (pba) by fusobacterium nucleatum. pokeweed mitogen, a well-studied pba activator, was included in some experiments for comparison. pba was determined by the total immunoglobulin a, g, and m concentrations in the culture supernatants as measured by micro-enzyme-linked immunosorbent assay. f. nucleatum, at concentrations between 1 and 10 micrograms/ml, stimulated optimal pba in monocyte-depleted cultures, whereas ...19836602093
nonspecific induction of immunoglobulin m antibodies to periodontal disease-associated microorganisms after polyclonal human b-lymphocyte activation by fusobacterium nucleatum.the production of antibodies to oral bacteria was determined in lymphocyte cultures stimulated with sonicated fusobacterium nucleatum, a potent inducer of polyclonal b-cell activation. after 9 days the cultures were examined by a microenzyme-linked immunosorbent assay for immunoglobulin m (igm) antibodies to f. nucleatum, bacteroides gingivalis, actinomyces viscosus, and streptococcus sanguis. antibodies to these four bacteria were detected in cultures stimulated with polyclonal b-cell activatio ...19836604024
bacteriology of dental abscesses of endodontic origin.aspirates have been cultured from 10 dental abscesses of endodontic origin, all of which had penetrated beyond the bony alveolus to produce fluctuant swelling. sampling was by syringe aspiration. strict anaerobic techniques, including the use of an anaerobic chamber, were used for serial dilution and plating. randomly selected colonies (100) from each culture were purified, characterized, and identified. seventy percent of the bacterial isolates were either strict anaerobes or microaerophilic. o ...19836630460
death of an african elephant from probable toxemia attributed to chronic pulpitis.a 31-year-old captive male african elephant (loxodonta africana) of 5,000-kg body weight died suddenly in ventral recumbency. lesions seen at necropsy were bilateral purulent pulpitis and periodontitis of both tusks, serous atrophy of coronary groove fat, grammocephalus cholangitis, myocardial and skeletal lipofuscinosis, and scattered segmental necrosis in the pectoral muscles. nonhemolytic streptococci, corynebacterium sp, peptostreptococcus anaerobius, fusobacterium nucleatum, and bacteroides ...19836643242
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