(1) Microionophoretically applied excitatory amino acids induced firing of extracellularly recorded single units in a tissue slice preparation of the mouse cochlear nucleus, and the similarly applied antagonist 2-amino-5-phosphonovalerate (2APV) was demonstrated to be a selective N-methyl-D-aspartate (NMDA) receptor antagonist.
(2) Multiple overlapping thin 3D slab acquisition is presented as a magnitude contrast (time of flight) technique which combines advantages from multiple thin slice 2D and direct 3D volume acquisitions to obtain high-resolution cross-sectional images of vessel detail.
(3) This difference was abolished by exposure of the slices to propranolol, a beta-adrenergic receptor antagonist.
(4) All three compounds were also very similar in their effects on [3H]5HT release from superfused rat striatal slices.
(5) Intoxicating concentrations of ethanol also inhibit excitatory synaptic transmission mediated by N-methyl-D-aspartate receptors in hippocampal slices from adult rodents.
(6) The present in vitro studies show that it is found as beta-endorphin in bovine pituitary slices incubated with radioactive amino acid precursor [35S]methionine.
(7) This provides a direct display, in the viewing plane, of the slice profile.
(8) In the longitudinal direction, however, spatial resolution of under slice thickness could not be obtained.
(9) Tubules and cells were released from slices of kidney cortex by collagenase.
(10) To determine the severity of regurgitation by dynamic MRI, several parameters were analyzed, including the number of slices with visible signal loss, the time course of the signal loss, and its maximal area and maximal volume.
(11) This study evaluated the in vitro renin release, tissue cyclic AMP content (TcAMPc), and tissue renin content (TRC) changes with time, in response to administration of dopamine (DOP) and of the dopamine-receptor blocking agent pimozide (PIM) to renal cortical slices from sodium deficient (SD) rats.
(12) The Press Association tots up a total of £26bn in asset sales last year – including the state’s Eurostar stake, 30% of the Royal Mail and a slice of Lloyds.
(13) The effect of p-nitrophenylphosphate (p-NPP) on the release of acetylcholine evoked by drugs and ionic environments known to inhibit Na+, K+-ATPase was studied in isolated cortical slices of rat brain and longitudinal muscle strip of guinea-pig ileum.
(14) Prostate slices were perfused with a medium containing [(3)H]testosterone and [(14)C]androstenedione, or 5alpha-dihydro-[(3)H]testosterone and [(14)C]testosterone.
(15) The adenylate cyclase activator forskolin as well as 8-bromo-cyclic AMP enhanced the electrically evoked release of 3H-noradrenaline and 3H-5-hydroxytryptamine from superfused rat neocortical slices and that of 3H-dopamine from neostriatal slices with comparable EC50's of about 0.5 and 50 microM, respectively, without affecting spontaneous tritium efflux.
(16) Aspartate levels and release from rat striatal slices following the inhibition of glutamine synthetase (GS) by methionine sulfoximine (MSO) were studied.
(17) The effects of stimulus-evoked potassium release on the excitability of presynaptic axons were studied in the rat hippocampal slice preparation.
(18) The A1-selective agonist R-(-)N6-(2-phenylisopropyl)adenosine (10 microM) decreased 100 microM NMDA-evoked [3H]norepinephrine release by 27%; this was reversed by the P1 antagonist 8-phenyltheophylline (8-PT, 10 microM), indicating that NMDA-evoked norepinephrine release from cortical slices is susceptible to purinergic modulation.
(19) In vitro addition of denbufylline (10(-8)-10(-4) M) produced no significant change in [3H]choline uptake in striatal slices, while denbufylline (10(-4) M) increased high (20 mM) potassium-evoked endogenous ACh release from striatal slices.
(20) Under the electron microscope, slices appeared vacuolated near the cut surfaces, but well preserved internally (greater than 40 micron from the edge).
Slimed
Definition:
(imp. & p. p.) of Slime
Example Sentences:
(1) In a clear water reservoir built in ready construction after a working-period of five months quite a lot of slime could be found on the expansion joint filled with tightening compound on the base of Thiokol.
(2) We therefore used two different tRNA genes from the cellular slime mould Dictyostelium discoideum which are efficiently transcribed and processed in vivo in yeast.
(3) Furthermore, there were differences between anterior and posterior regions of both slime sheaths and stalk tubes.
(4) Passive protection towards a heterologous strain, even one with an antigenically similar slime layer, was dependent on the dose of the challenging injection.
(5) Electron microscopic evidence demonstrated that dimethyl sulfoxide (DMSO) induces formation of giant intranuclear microfilament bundles in the interphase nucleus of a cellular slime mold, Dictyostelium.
(6) Several lines of experimental evidence suggest that an anterior-posterior gradient of cyclic AMP exists in migrating pseudoplasmodia of the cellular slime mold Dictyostelium discoideum, and that this gradient may be responsible for control of the proportions of stalk and spore cells that form during culmination.
(7) An isotope dilution technique has been used to analyze the synthesis of metabolically stable nucleic acids during the mitotic cycle in surface plasmodia of the slime mould Physarum polycephalum.
(8) The nucleoproteins resulting from digestion of the nuclei of the true slime mold Pysarum polycephalum with micrococcal nuclease have been resolved according to the size classes in linear sucrose gradients containg 0.5 M NaCl, and analysed for DNA, RNA and protein content.
(9) Some responses of the cellular slime mold Dictyostelium discoideum to ultraviolet light (UV) irradiation were investigated by analyzing two aspects of deoxyribonucleic acid (DNA) excision repair in the vegetative cells: (i) the fate of thymine-containing dimers and (ii) the production and rejoining of single-strand breaks.
(10) A modified ruthenium red staining procedure was used to examine the fine structure of capsule and slime.
(11) Slime production by coagulase-negative staphylococci did not relate to the density of organisms recovered from the catheters or influence the presence of gram-negative bacteria.
(12) Some of the strains studied showed a greater potential to synthesize excess slime layer material than others.
(13) The intranuclear actin bundles appear at any developmental stage in two different species of cellular slime molds after treatment with DMSO.
(14) We predict that the Y.Smal protein in the restriction-modification enzyme gene locus of the enterobacterium serratia marcescens is a regulator of endonuclease expression; and, that the vegetative specific gene VSH7 of the slime mold dictyostelium discoideum codes for a regulator of gene expression specific for the slime mold growth phase before the onset of the developmental program.
(15) RNA Polymerase III transcription factors from the cellular slime mold Dictyostelium discoideum were characterized, based on their stable binding to isolated tRNA genes.
(16) The ecmA (pDd63) and ecmB (pDd56) genes encode extracellular matrix proteins of the slime sheath and stalk tube of Dictyostelium discoideum.
(17) Thirty carrier and 29 invasive Staphylococcus epidermidis isolates were analysed for production of slime, extracellular enzymes and antibiotic resistance.
(18) The chemical analysis of lipopolysaccharide and the minimal concentration for mitogenic response eliminated the possibility that the activity of slime products may be due to the contamination of lipopolysaccharide.
(19) A soluble cytochrome was isolated and purified from the slime mould Physarum polycephalum and identified as cytochrome c by room-temperature and low-temperature (77 degrees K) difference spectroscopy.
(20) Glycoproteins synthesized by the cellular slime mold Dictyostelium discoideum have been shown to contain asparagine-linked high-mannose oligosaccharides which have an N-acetylglucosamine group in a novel intersecting position (attached beta 1-4 to the mannose linked alpha 1-6 to the core mannose).