(1) In addition to oncogenes, the transferred DNA contains genes that direct the synthesis and exudation of opines, which are used as nutrients by the bacteria.
(2) The pH gradient measured with dimethyloxazolidine-2,4-dione and acetylsalicylic acid was very small in both bacteria at a high pH above 8, and was not affected significantly by the addition of CCCP.
(3) The causative organisms included viruses, fungi, and bacteria of both high and low pathogenicity.
(4) Anaerobes, in particular Bacteroides spp., are the predominant bacteria present in mixed intra-abdominal infections, yet their critical importance in the pathogenicity of these infections is not clearly defined.
(5) During the digestion of these radiolabeled bacteria, murine bone marrow macrophages produced low-molecular-weight substances that coeluted chromatographically with the radioactive cell wall marker.
(6) The authors conclude that H. pylori alone causes little or no effect on an intact gastric mucosa in the rat, that either intact organisms or bacteria-free filtrates cause similar prolongation and delayed healing of pre-existing ulcers with active chronic inflammation, and that the presence of predisposing factors leading to disruption of gastric mucosal integrity may be required for the H. pylori enhancement of inflammation and tissue damage in the stomach.
(7) Thirty-two strains of pectin-fermenting rumen bacteria were isolated from bovine rumen contents in a rumen fluid medium which contained pectin as the only added energy source.
(8) This capacity is expressed during incubation of the bacteria with the substrate and needs a source of carbon and other energy metabolites.
(9) Preincubation of the bacteria at 56 degrees C for 30 minutes and ultraviolet irradiation resulted in a noticeable decrease in adherence.
(10) An sdh-specific transcript of about 3,450 nucleotides was detected in vegetative bacteria.
(11) The authors present the first results on the utilization of fish infusion (IFP) as a basic medium for the cultivation of bacteria.
(12) Phospholipid changes occurring at later stages in the lytic cycle of infected bacteria are more prominent than those at earlier time intervals.
(13) The most commonly encountered organisms were aerobic bacteria (91%), anaerobes (74%), and fungi (48%).
(14) Resistance to antibiotics have been detected in food poisoning bacteria, namely Salmonella typhimurium, Staphylococcus aureus and Clostridium perfringens.
(15) Bacteria can stop or lessen antibodies synthesis process.
(16) Among the agents triggering such an infection Chlamydia (30.9% of the cases of non-gonorrhoic urethritis), as well as mycoplasma, ureaplasma, anaerobic bacteria and herpes simplex viruses have gained particular significance.
(17) Mu does not grow lytically in or kill him bacteria but can lysogenize such hosts.
(18) Tunnel-like formations at different depths of the oral epithelium contained higher numbers of bacteria than those seen on the adjacent oral surface.
(19) The cells were taken from cultures in low-density balanced exponential growth, and the experiments were performed quickly so that the bacteria were in a uniform physiological state at the time of measurement.
(20) Subgingival plaque was sampled and the presence or absence of the above mentioned bacteria assessed with BANA reagent cards (Perio Scan).
Bactericidal
Definition:
(a.) Destructive of bacteria.
Example Sentences:
(1) The 0.1 M phosphate buffer eluant was electrophoretically heterogeneous and did not elicit the production of bactericidal antibodies in rabbits.
(2) The serum of these patients caused mainly a fall of the bactericidal activity of the leucocytes, and this was caused more frequently by a deficit of the opsonizing factors than by the presence of inhibitor.
(3) Depressed PMN chemotactic responsiveness was observed in 17.5% of 97 patients studied, depressed PMN bactericidal activity in 23.3% of 30 patients, and depressed PMN chemiluminescence activity in 15.8% of 19 patients.
(4) Serum from piglets of vaccinated sows had no more bactericidal activity than did sera from non-vaccinated sows.
(5) Immunized nonvirus-infected animals showed enhancement of pulmonary bactericidal activity for the homologous and heterologous strains in comparison with nonimmunized animals.
(6) Bactericidal effects were observed for concentrations as low as 0.025%.
(7) Comparison with bactericidal activity of the same sera was done.
(8) Whey obtained by acid precipitation or by the application of rennin was devoid of bactericidal activity but was capable of slowing down proliferation of E coli.
(9) Bactericidal effects were also demonstrated by benzyl penicillin against Clostridium welchii and ampicillin against Escherichia coli.
(10) Since this cytokine has been reported to activate polymorphonuclear leukocyte (PMN) function, the effect of TNF on the in vitro bactericidal capacity of PMN-enriched cultures was determined.
(11) The involvement of other bacterial lipoproteins in conferring resistance to the bactericidal effects of complement prompted us to examine this possibility in V. cholerae.
(12) The resistance of gonococci in most patients to complement mediated killing by human serum is due to sialylation of their lipopolysaccharide (LPS) which prevents bactericidal antibody from reacting with target sites.
(13) None bactericidal effect was observed with each beta-lactamin alone.
(14) Ciprofloxacin has a bactericidal activity at concentrations obtained in urine and into lung tissue.
(15) Minimal bactericidal concentrations for gram-positive cocci approximated the minimal inhibitory concentrations.
(16) Piperacillin, ceftazidime, imipenem, and ciprofloxacin were not bactericidal for three selected P. pseudomallei strains as determined by time-kill curve methods.
(17) 38 of 39 strains (97%) of N. gonorrhoeae from Seattle patients with disseminated gonococcal infection were resistant to the complement-dependent bactericidal action of normal human sera.
(18) Further investigations demonstrated that chitotriose and chitobiose were also potent inhibitors of the bactericidal activity of the cationic homopolypeptides poly-L-arginine and poly-D-lysine.
(19) Depleting normal human serum of antibodies to P6 by affinity chromatography resulted in reduced bactericidal activity of that serum for nontypeable H. influenzae.
(20) Despite defective bactericidal function of monocytes, the patient's macrophages killed bacteria normally.