(a.) Of or pertaining to pathogeny; producting disease; as, a pathogenic organism; a pathogenic bacterium.
Example Sentences:
(1) These results show that the pathogenic phenotypes of MCF viruses are dissociable from the thymotropic phenotype and depend, at least in part, upon the enhancer sequences.
(2) The causative organisms included viruses, fungi, and bacteria of both high and low pathogenicity.
(3) Evidence is presented in support of the hypothesis that fresh bat guano serves as a means of pathogenic fungi dissemination in caves.
(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) Groups of inbred female mice of strains CBA or C3H were infected genitally with a pathogenic human strain of Chlamydia trachomatis (N.I.1, serovar F) known to produce salpingitis and infertility in mice.
(6) The pathogenicity of Mycoplasma pneumoniae in atypical pneumonias can be considered confirmed according to the availabile literature; its importance for other inflammatory diseases of the respiratory tract, particularly for chronic bronchitis, is not yet sufficiently clear.
(7) The indication of the DNA probe method would be considered in the four cases as follows, 1. necessity of the special equipment to isolate the pathogen, 2. necessity of the long period to isolate the pathogen, 3. existence of the cross reaction among the pathogen and relative organisms in the immunological procedure, 4. existence of the difficulty to identify the species of the pathogen by the ordinary procedure.
(8) A large number of recently isolated bacterial pathogens were tested for susceptibility to cephalexin and cephaloglycin by the replica inoculating method.
(9) Twelve strains of the Crimean hemorrhagic fever (CHF)-Congo group of viruses the Bunyaviridae family were investigated with respect to sensitivity to lipid solvents and temperature, pathogenicity for animals, interactions with cell cultures and antigenic relationships.
(10) Apart from their pathogenic significance, these results may have some interest for the clinical investigation of patients with joint diseases.
(11) Microscopic monitoring of the subgingival microbiota to detect pathogens associated with periodontal diseases has been an active area of investigation.
(12) Immunogenic or pathogenic factors of recombinant proteins (rBCSP20, rBCSP-31, and rBCSP45 of Brucella abortus strain 19) for mice were compared with factors of a proteinase K-treated lipopolysaccharide extracted from B abortus strain 2308.
(13) It was also established that the Y. enterocolitica strains isolated from raw cow milk did not refer to the European serotypes 0:3 and 0:9 that were pathogenic for humans.
(14) The interaction of four pathogenic and three nonpathogenic E. histolytica strains with two human intestinal cell lines (Caco-2 and HT-29) was examined.
(15) The antibacterial effect of lysozyme manufactured in the USSR was studied with respect to 1496 pathogenic strains of different microbial species.
(16) The pathogenic effect of enterotoxogenic E. coli is mainly to be found in the jejunum.
(17) Twelve healthy rabbits, in three similar subgroups, were exposed to pathogenic Escherichia coli and their immune response was studied under different experimental conditions.
(18) In addition to a better understanding of pathogenic mechanisms associated with autoimmunity, the knowledge of these disease-predisposing genes is expected to permit a better classification of often complex syndromes as well as the design of new treatments.
(19) Pseudomonas aeruginosa is one of the most frequently encountered bacterial pathogens in patients with chronic pulmonary infections, including cystic fibrosis and diffuse panbronchiolitis.
(20) Patients treated with ciprofloxacin may need added coverage for anaerobes, but the drug's excellent activity against nosocomial pathogens and its availability in oral form allow for an early change to oral therapy without compromising effectiveness coupled with added savings and convenience.
Streptococcus
Definition:
(n.) A long or short chain of micrococci, more or less curved.
Example Sentences:
(1) However, after the cessation of this treatment Streptococcus viridans grew in her blood again.
(2) The complete nucleotide sequence of the gene for a cell surface protein antigen (SpaA) of Streptococcus sobrinus MT3791 (serotype g) was determined.
(3) The amount of intracellular, iodophilic, glycogen-like polysaccharide (IPS) present in cells of two strains of Streptococcus mutans at various stages of growth in a chemically defined medium was determined by quantitative electron microscopy.
(4) Cultures of Streptococcus mutans HS-6, OMZ-176, Ingbritt C, 6715-wt13, and pooled human plaque were grown in trypticase soy media with or without 1% sucrose.
(5) The reaction components and conditions affecting CAMP factor (Streptococcus agalactiae) induced lysis of target cells have been investigated.
(6) The erm gene from L. reuteri was shown to be related to the erm gene from pIP501 (Streptococcus agalactiae) by DNA-DNA hybridization.
(7) Two patients are described in whom Streptococcus bovis bacteremia was the only clue to the presence of a colonic neoplasm.
(8) Presented are the clinical, pathologic, and virulence features of sudden death due to Group A beta-hemolytic streptococcus.
(9) N10-Methyl-5,8-dideaza-5,6,7,8-tetrahydrofolate (2) exhibited the most potent antifolate activity against L. casei (IC50 = 2.8 nM) and Streptococcus faecium (IC50 = 0.57 nM).
(10) Sterile vegetations were produced in rabbits by placing catheters in the inferior vena cava, tricuspid or aortic valves, and thoracic or abdominal aorta and then were infected by the intravenous inoculation of Streptococcus sanguis.
(11) Streptococcus faecalis grown with glucose as the primary energy source contains a single, nicotinamide adenine dinucleotide phosphate (NADP)-specific 6-phosphogluconate dehydrogenase.
(12) In addition to detecting three major antigenic variants of malic enzyme within this group, both antisera readily reacted with Streptococcus faecalis malic enzyme.
(13) Streptococcus B was the microorganism most frequently isolated (26.7%), followed by S. epidermidis (19.8%), E. coli (13.7%) and S. aureus (10.68%).
(14) The type-specific cell wall polysaccharide antigen was extracted, purified, and characterized from type f Streptococcus mutans strain OMZ175 and MT557.
(15) A regimen of a single intramuscular dose of penicillin G-streptomycin was compared with regimens of three oral doses of amoxicillin and two oral doses of penicillin V to prevent Streptococcus sanguis endocarditis in rabbits with experimentally induced valvular heart lesions.
(16) No chemical or immunological differences were observed in the cell wall carbohydrate of the noncapsulated streptococcus, 89R50, and that of its capsulated progenitor.
(17) Group D Streptococcus, both enterococci and nonenterococci, should be considered pathogenic in the neonate until proved otherwise.
(18) The pH effect on the nisine biosynthesis during the cultivation of Streptococcus lactis was studied at pH 5,8 6,7 and 7,2.
(19) Pneumonococcus accounted for 50 per cent, and streptococcus for 15 per cent of infections; there was one episode each of Haemophilus influenzae and meningococcus; in 25 per cent, no organism was isolated.
(20) Intra-amniotic infection (six of 16 versus 26 of 120) and endometritis (four of ten versus three of 94) were significantly more common in group B streptococcus patients.