(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).
Saprophyte
Definition:
(n.) Any plant growing on decayed animal or vegetable matter, as most fungi and some flowering plants with no green color, as the Indian pipe.
Example Sentences:
(1) Aspergillomas generally arise from saprophytic colonization of a pre-existing pulmonary cavity with Aspergillus, and may be complicated by life-threatening hemoptosis.
(2) Corynebacterium D2, a saprophytic microorganism of skin, causes alkaline encrusted cystitis in patients with a previous bladder injury.
(3) These and other physiological characteristics are discussed in relation to the roles that T. fusca carries out as a saprophytic bacterium in nature.
(4) We believe this is the first reported case of such infection due to this normally saprophytic agent.
(5) In order to determine the presence of dermatophytes and saprophytes in healthy toe and finger nails, 120 students (60 male and 60 female) from preparatory schools at Sohag Governorate (Upper Egypt) were studied.
(6) The increased inhibitory levels required for the atypical and saprophytic species are due to a decreased affinity of the target site for INH in these species.
(7) Flagella extracted from five serovars, representative of the pathogenic and saprophytic species of the Leptospiraceae, were morphologically similar.
(8) Proliferation of the saprophytic strains G-45, K-1028 (serovar not identified) and of the pathogenic strain VGNKI-3 (serovar canicola) of Leptospirae was obtained on a serum-free medium with the addition of saturated fatty acids.
(9) In addition to the chemical contaminants, 21 mould genera and species, six mite species and numerous saprophytic and some pathogenic bacteria were demonstrated in stable dust samples in our earlier experiments.
(10) flexneri, and saprophytic, staphylococci labeled with radioactive isotopes was studied in vitro.
(11) The major opportunists among Canidida, Aspergillus, Mucor, Absidia and Cryptococcus species are presented in local and disseminated lesions, but all fungi, saprophytic in the normal host, can become pathogens in the immunodepressed patient.
(12) The occurrence of saprophytic fungi on hair and feathers samples taken from apparently healthy domestic animals (cows, pigs, rabbits, and chickens) has been studied.
(13) Streptomyces species include a group of aerobic actinomycetes that are generally considered to be saprophytes.
(14) Thirty-two clinical specimens submitted to the laboratory during a 12-month period from July 1980 to June 1981 were reported to be culture-positive for Mycobacterium gordonae, an organism generally considered to be a slow-growing saprophyte with natural habitats which include soil and water.
(15) I could be recommended to reconsider whether the strain belongs to L. interrogans, L. biflexa or to another group because the grounds for L. andamana being saprophytic were denied by this report.
(16) With an inoculum yielding approximately 8 x 10(7) cells per ml in the test medium and an incubation temperature of 13 C, the saprophytic leptospires were easily differentiated from the pathogenic leptospires.
(17) Two plasmids, one containing tryptophan biosynthesis genes and the other the NADP-glutamate dehydrogenase gene from the saprophytic basidiomycete Coprinus cinereus, were successfully introduced into the H. cylindrosporum genome with up to 70% efficiency of co-transformation.
(18) Electrophoresis in gel from polyacrylamide was used to study the water-soluble intracellular esterases, triton-X 100-extracted and proteins of three saprophytic and three pathogenic strains of leptospirae belonging to different serological types.
(19) Aromatic-pathway-encoded cistrons present in saprophytic large-genome mycoplasmas may have been eliminated in the parasitic small-genome mycoplasmas.
(20) The saprophyte Hendersonula toruloidea as well as other fungi and yeasts reported to cause such infections have been shown to be clinically indistinguishable from classic dermatophytic "athlete's foot."