(n.) The unit of electric current; -- defined by the International Electrical Congress in 1893 and by U. S. Statute as, one tenth of the unit of current of the C. G. S. system of electro-magnetic units, or the practical equivalent of the unvarying current which, when passed through a standard solution of nitrate of silver in water, deposits silver at the rate of 0.001118 grams per second. Called also the international ampere.
Example Sentences:
(1) It was found, that a stunning voltage lower than 250 V under practise conditions is not acceptable from the animal point of view, because 1.2 ampere were not reached within 1 second.
(2) Currents of several amperes, at radio frequencies, can easily and efficiently be obtained.
(3) The current relationship is I = 1.87 W(0.88) where I is the peak current in amperes and W is the body weight in kilograms.
(4) When grown to confluence on 8.0-microns pore size polycarbonate filters, LLC-PK1 cells formed tight junctions between adjacent cells which offered an electrical resistance to a nondestructive 20-mu ampere alternating current passed across the cell layer.
(5) Alternating current, 350 micro-amperes, 50 KHz constant, was applied to the outer electrode, and impedance changes were detected via the inner electrode.
(6) There are a range of reasons why Sky would be looking at such a big structural change to its pay-TV service,” said Richard Broughton, a director at Ampere Analysis.
(7) It was found that currents less than 500 micro-amperes caused interference with heart rhythm, and in some of the dogs ventricular fibrillation developed.
(8) After the application of 1-ampere currents at 60 Hz, animals were monitored from 1 to 4 days.
(9) The TE stimulus is a 10 mu-ampere, 10 Hz, pulsed current transmitted via electrodes in the pinnae.
(10) This should be in terms of sensitivity to a current dipole measured in ampere-meters (Eq.
(11) The volt-ampere characteristics of the membrane (VAC) and the curves of stationary inactivation (CSI) shifted along the potentials axis.
(12) An amplifier with non-linear volt-ampere characteristics for recording low-amplitude nerve pulse activity is offered.
(13) The shape of the volt-ampere characteristics (VA) of ionic channels formed by gramicidin A did not depend on the antibiotic concentration in the membrane.
(14) A method of measurement of the non-linearity coefficient of volt-ampere characteristics of the type i(U) approximately = U(1 + beta U2) has been developed for ionic channels formed by gramicidin A, using the third harmonic of the membrane current.
(15) Solutions of glucoheptonate and sodium pertechnetate (Tc-99m) were subjected to electrolysis at various ampere-time products until a charge was found that consistently promoted tagging of greater than 90% efficiency.
(16) The ‘Netflix effect’ has impacted the whole TV industry, not just in terms of how broadcasters seek to reach their viewers, but also in terms of focus on original TV drama and the way content is packaged for consumption,” said Guy Bisson, research director at Ampere Analysis.
(17) Netflix does not disclose audience figures, but according to experts Ampere Analysis, about a third of the estimated 5.2 million Netflix UK subscribers are House of Cards fans.
(18) The dependence of Ca2+ flux release from the sarcolemmal vesicles on the membrane potential value (-60-+27 mV) is bell-shaped and qualitatively relative to the volt-amper characteristics of the steady state Ca2+ flux in single smooth muscle cells.
(19) Electrical stunning is acceptable from the animal point of view, if a minimal current of 1.2 ampere is reached, immediately after the beginning of the stunning operation.
(20) The chamber was designed to provide an ionization current of about 10(-8) ampere with a nominal 10 curie iridium-192 source.
Permeability
Definition:
(n.) The quality or state of being permeable.
Example Sentences:
(1) We conclude that chloramphenicol resistance encoded by Tn1696 is due to a permeability barrier and hypothesize that the gene from P. aeruginosa may share a common ancestral origin with these genes from other gram-negative organisms.
(2) These effects are similar to those reported for AVP and phorbol esters, activators of protein kinase C. Forskolin and isoproterenol, which induce cAMP accumulation, activated extractable topoisomerase II (maximum 5-15 min after treatment), but not topoisomerase I. Permeable cyclic nucleotide analogs dBcAMP and 8BrcGMP selectively activated extractable topoisomerase II and topoisomerase I activities, respectively.
(3) Inhibition of thymidine uptake is attributed to an observed decrease in thymidine kinase activity caused by growth in 1 mM dibutyryl cyclic AMP, and possibly to a simultaneous alteration in membrane permeability.
(4) In the course of the syndrome development blood vessel permeability was increased in the anterior chamber of the eye.
(5) This promotion of repetitive activity by the introduction of additional potassium channels occurred up to an "optimal" value beyond which a further increase in paranodal potassium permeability narrowed the range of currents with a repetitive response.
(6) [125I]AaIT was shown to cross the midgut of Sarcophaga through a morphologically distinct segment of the midgut previously shown to be permeable to a cytotoxic, positively charged polypeptide of similar molecular weight.
(7) Catheters containing 0% and 10% heparin were compared in each individual using ultrasound microflow velocimetry, permeability test, sequential determinations of activated partial thromboplastin time, heparin levels and generation of Fibrinopeptide A, beta thromboglobulin and Platelet factor 4.
(8) Comparison of the 50% binding concentrations of the compounds for the various PBPs of the five strains with their antibacterial activity indicates that the different antibiotics are excluded to a greater or lesser degree by the outer membrane permeability barrier and that the exclusion is most pronounced in P. aeruginosa.
(9) Immunoactive levels of DSIP in the plasma correlated with brain immunoactive levels and with BBB permeability to 125I-DSIP.
(10) Cellular aging is accompanied by increased cellular permeability to zinc(II).
(11) These results indicate that FMLP increased a pulmonary microvascular permeability in isolated buffer-perfused rabbit lungs that is PMN dependent and mediated by LT produced possibly by a result of ROS production.
(12) Dacryography is the only means of exploring the permeability of the lacrymal ducts and to conclude as the whether watering of the eyes is organic or functional.
(13) Rhesus monkey BAT mitochondria (BATM) possess an uncoupling protein that is characteristic of BAT as evidenced by the binding of [3H]GDP, the inhibition by GDP of the high Cl- permeability or rapid alpha-glycerol-3-phosphate oxidation.
(14) Whereas the tight junctions of endoneurial capillaries are known to prevent certain blood-borne substances from entering the endoneurium, it was not clear whether the permeability of the pulpal capillaries, which are distant from the nerve fibres, could affect the nerve fibre environment.
(15) In the companion paper, we quantitatively account for the observation that the ability of a solute to promote fusion depends on its permeability properties and the method of swelling.
(16) [14C]Sucrose biliary clearance increased in treated animals, suggesting an increased permeability of the biliary system to sucrose.
(17) The stimulation was not due to increased permeability of the inner mitochondrial membrane.
(18) The roles of Mg, K, Na, and Cl ions in the biphasic K-permeability response (86Rb release) to receptor activation in the parotid gland were investigated.
(19) Investigation of the mechanism of action of the synergistic effect between kanamycin and HA led to the tentative conclusion that potentiation was mediated through an initial alteration of cell permeability by the aminoglycoside antibiotic which permitted accumulation of each of the six HA into the cell, at which point each interacted with pyridoxal phosphate.
(20) Values obtained for the permeability of the epithelium of each of these regions, after separation from the connective tissue with EDTA, did not differ significantly from those obtained for the intact tissue; however, the connective tissue alone had a permeability 2-8 times greater than that of the whole tissue.