(1) The degree of infection and incidence of different genera covering the same period were identical in both series.
(2) Minimum inhibitory concentrations for these four antibiotics have been determined against 393 bacterial strains (13 species from eight genera) isolated from clinical materialKanamycin was the least active, 89% of the Pseudomonas aeruginosa strains being resistant.
(3) Members of the genera Rickettsia, Coxiella and Rochalimaea show considerable diversity in host cell range (in vivo vs. in vitro), kind of association with host cell (pericellular, intracellular), mode of entry, interactions with various host cell membranes, intracellular localization (intraphagosomal, free in cytoplasm, intranuclear), adaptation to preferred microhabitat (e.g., optimal pH for enzymes), details of growth cycle, mechanisms of host cell damage.
(4) Species of the genera Saccharomyces, Schizosaccharomyces, Debaryomyces and Schwanniomyces were compared from their extent of divergence in three regions from small (18S) and large (25S) subunit ribosomal RNAs comprising a total of 900 nucleotides.
(5) This study reports on the comparative in vitro activity of norfloxacin and ten topical antibiotics (nalidixic acid, polymyxin B, colistin, bacitracin, chloramphenicol, sulfamethoxazole, tetracycline, erythromycin, gentamicin, and tobramycin) against 203 pathogenic eye isolates of 17 genera (37 species).
(6) The 192 clinical isolates used in this study included 20 species of the genera Candida, Cryptoccoccus, Saccharomyces, Torulopsis, Trichosporon, Rhodotorula, and Geotrichum.
(7) The system was found to be present in representatives of genera that are characteristically facultative anaerobes, but the system was absent in members of those genera that are strictly aerobic.
(8) The results of the bacteriological examination of the body surface of A. lumbricoides yielded many genera of bacterial organisms.
(9) While members of the genera Actinomyces and Streptococcus may not be directly involved in the microbial progression, these species do appear to be essential to the construction of the network of microbial species that comprise both the subgingival plaque matrix.
(10) The green pigments from the fungi of the genera Trichoderma and Penicillium were partially extracted with formic acid.
(11) VVA was not detected as a line of complete identity in some 20 other Vibrio species or in 7 other bacterial genera.
(12) Bacterial genera in the GAC effluents and in the GAC units themselves were similar to those found in the raw water and in the sand beds.
(13) 1966.-Metabolically labeled smooth Escherichia coli lost between 10 and 90% of P(32), compared with control suspensions, when suspended for 60 min in normal serum at 37 C. Similar results were obtained with several other genera of Enterobacteriaceae.
(14) Motile, anaerobic gram-negative bacilli belonging to the genera Butyrivibrio, Succinimonas, Succinivibrio, Anaerovibrio, Wolinella, Campylobacter, Desulfovibrio, Selenomonas, and Anaerobiospirillum are being recognized in clinical specimens with increasing frequency.
(15) Poly(glycerophosphate) lipoteichoic acids from 24 Gram-positive bacteria of the genera Bacillus, Enterococcus, Lactobacillus, Lactococcus, Listeria, Staphylococcus, and the streptococcal pyogenic and oral group were analyzed.
(16) However, the overall homology between RV and the alphaviruses in this region of the genome was only 18%, indicating that these two genera of the Togavirus family are only distantly related.
(17) Fourteen Streptomyces strains from various numerical taxonomic classes and representatives of three other genera of actinomycetes were studied using an indirect enzyme-linked immunosorbent assay (IND-ELISA) to determine their serological relationships.
(18) Among asporogenous anaerobes, the main causative agents of pulmonary abscesses have been found to belong to four genera: Bacteroides, Fusobacterium, Peptococcus and Peptostreptococcus.
(19) The probe reacted with the pathogenic hardjo and tarassovi leptospiral serovars, but not with other genera of bacteria.
(20) Regardless of genera, microorganisms which grew well in fish were able to produce TVA and TVB.
Opossum
Definition:
(n.) Any American marsupial of the genera Didelphys and Chironectes. The common species of the United States is Didelphys Virginiana.
Example Sentences:
(1) The anatomic and functional development of the suprachiasmatic nuclei (SCN) was studied in the gray short-tailed opossum, Monodelphis domestica.
(2) Circular muscle strips from the opossum esophageal body obtained 3-5 cm above the esophagogastric junction were suspended in organ baths for measurement of isometric tension.
(3) Besides the relative abundance and the high infection rate of the opossum (62.5% by direct methods), its natural association with T. dimidiata was likewise demonstrated.
(4) Two of three noninoculated pouch mates acquired infections during the study based on examinations of feces and tissue sections of all eight opossums.
(5) EFS and VIP both caused relaxation of the resting tone in the opossum-isolated IAS smooth muscle strips.
(6) These findings are discussed with respect to similarities and differences between marsupial and eutherian females and between male and female gray opossums in the hormonal control of sexually dimorphic behavior and morphology.
(7) In the newborn opossum lung, examination of the air chambers with the scanning electron microscope permits the observation of several type II pulmonary epithelial cells in a single field.
(8) We recorded lower esophageal sphincter (LES) pressure and myoelectrical activity concurrently from the esophagus, LES, stomach, and proximal small intestine in unanesthetized opossums.
(9) The effects of intracellular pH on an inwardly rectifying K+ channel ("Kin channel") in opossum kidney (OK) cells were examined using the patch-clamp technique.
(10) Using the North American opossum, Didelphis virginiana, we have developed a new model for studying the effects of early fetal urinary obstruction on subsequent renal development.
(11) A study was designed to measure the Toxoplasma gondii-specific IgM and IgG antibody responses of opossums inoculated with tachyzoites of the temperature-sensitive mutant of T. gondii, ts-4, and to examine its persistence in the tissues.
(12) These results indicate that estrogen receptors are present in early development of the Monodelphis brain and may mark the beginning of a critical period for sexual differentiation of the opossum brain.
(13) The large liquor-contacting area in the pineal recess region, as well as the peculiar organization of its surface, suggest a complex interrelationship between the liquor and the pineal gland of the opossum.
(14) The findings suggested that a receptor resembling DA1-type peripheral receptor mediated the effects of dopamine on opossum oesophagus.
(15) Four young opossums seronegative for anti-Toxoplasma gondii IgM and IgG antibodies immediately after capture and 4 wk later were injected subcutaneously with 1.8 x 10(6) ts-4 tachyzoites; a fifth opossum (also seronegative) received an injection of saline only.
(16) The effects of ambient temperature and of sex on nest-building behavior were studied in a laboratory colony of gray short-tailed opossums, small, Brazilian marsupials.
(17) Opossums that ate the cowbirds had prepatent periods of 5 and 10 days and remained patent for at least 105 days.
(18) Volume regulatory responses of OK cells (a continuous epithelioid cell line from opossum kidney) are examined by electronic cell sizing and measurements of intracellular pH in cell suspensions.
(19) We studied the genesis of isolated LES relaxation in anesthetized opossums by observing the response of four components of the deglutition reflex (mylohyoid electrical activity, pharyngeal contraction, esophageal peristalsis, and LES relaxation) to pharyngeal tactile stimulation, electrical stimulation of superior laryngeal nerve (SLN) afferents or cervical vagal efferents, and to balloon distention of the esophageal body.
(20) In some opossums weak relaxations also occurred in the first few strips below the mucosal junction.