(n.) The rising from the ground, or beginning, of a stream of water or the like; a spring; a fountain.
(n.) That from which anything comes forth, regarded as its cause or origin; the person from whom anything originates; first cause.
Example Sentences:
(1) Manometric studies with resting cells obtained by growth on each of these sulfur sources yielded net oxygen uptake for all substrates except sulfite and dithionate.
(2) This would disrupt and prevent Isis from maintaining stable and reliable sources of income.
(3) A diplomatic source said the killing appeared particularly unusual because of Farooq lack of recent political activity: "He was lying low in the past two years.
(4) Pokeweed mitogen-stimulated rat spleen cells were identified as a reliable source of rat burst-promoting activity (PBA), which permitted development of a reproducible assay for rat bone marrow erythroid burst-forming units (BFU-E).
(5) The direct monocyte source is not sufficient to insure the stability of this population.
(6) Four patients with acute brucellosis are described, none of whom had any connexion with farming or milk industry, the source of infection being different in each case.
(7) No correlation between volatile make up and geography was found, but the profiling procedures are shown to be of use in the forensic problem of relating samples to a common source.
(8) The company, part of the John Lewis Partnership, now sources all its beef from the UK, including in its ready meals, sandwiches and fresh mince.
(9) 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.
(10) These spectra show marked differences between sources.
(11) This capacity is expressed during incubation of the bacteria with the substrate and needs a source of carbon and other energy metabolites.
(12) A 45-year-old mother of four, named as Hediye Sen, was killed during clashes in Cizre, while a 70-year-old died of a heart attack during fighting in Silopi, according to hospital sources.
(13) A Monte Carlo simulation was performed to characterize the spatial and energy distribution of bremsstrahlung radiation from beta point sources important to radioimmunotherapy (RIT).
(14) Former detectives had dug out damning evidence of abuse, as well as testimony from officers recommending prosecution, sources said.
(15) The antigenic composition of an extract of rat dust, as a source of aeroallergens for rat-sensitive individuals, has been investigated and compared to the antigenic composition of rat saliva and urine.
(16) Furthermore, the analyses indicated an important interplay between environmental sources and social factors in the determination of hand lead and blood lead levels in very young children.
(17) An accurate and reproducible method is described for generating a map of the cobalt sheet source from images of it made in multiple positions with the scintillation camera.
(18) Biosyntheses of TXA2 and PGI2 were carried out using arachidonic acid as a substrate and horse platelet and aorta microsomes as sources of TXA2 and PGI2 synthetases respectively.
(19) In certain cases, the effects of these substances are enhanced, in others, they are inhibited by compounds that were isolated from natural sources or prepared by chemical synthesis.
(20) Lysates of lymphoblastoid cells provided the antigen source which were visualized by sodium dodecyl sulfate polyacrylamide gel electrophoresis.
Transmitter
Definition:
(n.) One who, or that which, transmits; specifically, that portion of a telegraphic or telephonic instrument by means of which a message is sent; -- opposed to receiver.
Example Sentences:
(1) gamma-Aminobutyric acid (GABA) and glutamate release from the treated side was higher than the control value during the first 2-3 h, a result indicating an important role of glial cells in the inactivation of released transmitter.
(2) In contrast, the effects of deltamethrin and cypermethrin promote transmitter release by a Na+ dependent process.
(3) Media made hyperosmotic with sucrose increase the frequency of spontaneously released quanta of transmitter, or miniature excitatory postsynaptic potentials (MEPSPs).
(4) Ruthenium red (RuR) inhibits Ca2+ uptake and transmitter release in synaptosomes, and produces flaccid paralysis when injected intraperitoneally (IP) and convulsions after intracranial administration.
(5) These findings suggest that AAT participates in the synthesis of transmitter aspartate in the medulla oblongata of the rat.
(6) Transmitter uptake capabilities were also affected by developmental exposure to SLP, as was tyrosine hydroxylase activity.
(7) Assays of isolated single sympathetic neurones show that their transmitter functions can be either adrenergic or cholinergic depending on growth conditions.
(8) Heart rates were obtained simultaneously from FM radio transmitters and heart rate monitors externally mounted on unanesthetized and unrestrained mixed-breed goats.
(9) It is concluded that catechol potentiates excitatory transmission at the LOT-superficial pyramidal cell synapse, possibly by increasing evoked transmitter release.
(10) These include the transmitter at intraganglionic synapses, transmitters of the pair of inhibitory and the two pairs of acceleratory fibers, and neurohormones released from the pericardial organs.
(11) Today's identification of four types and various sub-types of 5-HT receptors has revealed the extraordinary eclecticism of this transmitter which within migraine's clinical expression underscores that migraine sufferers are characterized by a marked sensitivity to all the drugs capable of acutely or chronically interacting with serotonin metabolism and binding with many serotonin receptor types and sub-types.
(12) The EMD was miniaturized by using rare earth magnets in the construction of both external transmitter and internal receiver.
(13) The results are taken to support a transmitter role for AVP in the rat hippocampus.
(14) GABA-immunogold reaction has revealed the presence of this inhibitory transmitter in most axon terminals containing ovoid-pleomorphic vesicles within the molecular layer, including those resembling climbing fiber-terminals.
(15) The fast effect is inhibited by raised Ca(2+), which does not inhibit transmitter release evoked by depolarizing pulses.
(16) Congenital generalized lipodystrophy is considered to be a diencephalic syndrome with disturbance of hypothalamic transmitters.
(17) The results suggest that substance P is the transmitter mediating the NANC contraction.
(18) Since cholinergic transmission is probably insignificant in the cerebellar cortex, the esterase itself might serve as a transmitter or modulator.
(19) Our results suggest that severe hypoxia decreased the release of transmitter from the pre-synaptic terminal.
(20) These results indicate that transmitter GABA plays an important role in retinocollicular transmission.