(n.) A compound of arsenic with a metal, or positive element or radical; -- formerly called arseniuret.
Example Sentences:
(1) Gallium arsenide has proved to be an ideal substrate material for some uses but is associated with unique health hazards.
(2) Indium arsenide (InAs) is partially dissociated in vivo to form inorganic arsenic and indium and excreted into the urine and feces.
(3) Gallium-Aluminium-Arsenide (Ga-Al-As) diode laser pain attenuator PANALAS-4000 manufactured by Japan Medical Laser Laboratory was used in the following specifications; wave length: 830 nm, power: 20-40 mW, frequency: 5-50 c.p.s., pulse duty: 0.9.
(4) Active sites on the gallium arsenide surface initiate the reaction that forms AsH3 gas.
(5) It was revealed that arsenide-gallium laser irradiation causes the change of intracellular structure.
(6) New advances in the highly competitive field of microelectronics involve exposure to a variety of hazards such as gallium arsenide.
(7) The effect of low power Helium-Neon (He-Ne) and Gallium-Arsenide (Ga-As) laser on the slowly adapting crustacean stretch receptor was studied.
(8) The increasing use of gallium arsenide (GaAs) in the electronics industry has produced the need for pharmacokinetic and toxicologic data on GaAs.
(9) The transscleral effects on rabbit ciliary body of Nd:YAG and diode laser wavelengths were compared using a CW Nd:YAG laser and a CW Aluminum Gallium Arsenide diode laser.
(10) The present work investigates the role of surface properties of sulfides and arsenides, which are present in metal mines, in oxidizing mechanisms capable of inducing oxidative stress and, possibly, of participating in carcinogenesis.
(11) Ten patients received low-energy gallium-arsenide laser treatment, and ten received placebo laser treatment.
(12) Gallium arsenide (GaAs) is an intermetallic compound that is recognized as a potential toxicological risk to workers occupationally exposed to its dust.
(13) Crystalline gallium arsenide (GaAs) was found to dissolve in an aqueous solution containing the inorganic anions, chloride, sulfate, bicarbonate, monohydrogen phosphate, and dihydrogen phosphate, and the organic anions, acetate and citrate.
(14) Laser puncture (LJ) using semiconductor gallium-arsenide apparatus Uzor (wave-length 890 nm) was made in 30 patients with chronic obstructive diseases of the lungs.
(15) The effect of gallium-aluminum-arsenide laser irradiation on the proliferation of human lymphocytes in culture in response to mitogenic stimulation by phytohemagglutinin was investigated.
(16) This study was carried out to explore the pain-alleviating effect of Ga-As + He-Ne laser (gallium-arsenide + helium-neon) in lateral epicondylalgia.
(17) None of the other strong acids that were investigated reacted with gallium arsenide to form AsH3.
(18) The effect of low-power gallium aluminium arsenide diode laser irradiation on the development of synapses was studied in the radiatum layer and the lacunosum-molecular layer of field CA3 of the neonatal rat hippocampus.
(19) Intratracheal administration of gallium arsenide particulate suspensions has been shown to result in inhibition of delta-aminolevulinic acid dehydratase (ALAD) in several tissues and increased excretion of the heme precursor aminolevulinic acid (ALA).
(20) The instrument consists of a double grating monochromator in front of a gallium arsenide photomultiplier that is interfaced with a desktop computer.
Arsenite
Definition:
(n.) A salt formed by the union of arsenious acid with a base.
Example Sentences:
(1) The operon was found to have two functional regions, the promoter-proximal region encoding resistance to arsenite and antimonate and the promoter-distal region encoding arsenate resistance.
(2) of 90K, 68-72K, 41-47K, and 36 K. Arsenite-treated cells produced similar hsps including a 30k protein not produced by other forms of stress.
(3) Chinese hamster ovary (CHO) cells treated for either 1 h with 100 microM sodium arsenite (ARS) or 10 min at 45.5 degrees C became thermotolerant to a test heat treatment at 43 degrees C administered 6 or 12 h later, respectively.
(4) Arsenite-induced tolerant cells did not show an enhanced rate of recovery from the heat-induced intranuclear protein aggregation.
(5) Furthermore, we observed cross-resistance and self-tolerance with three seemingly unrelated stimuli (diamide, heat, and sodium arsenite).
(6) Micronuclei were induced starting from 0.7 microM arsenite.
(7) This effect implies that arsenite only slightly inhibited the incision of UV-induced DNA adducts.
(8) Iodoacetate and arsenite inhibited the enzyme to a smaller extent.
(9) The resistance pattern included arsenate, arsenite, and antimonate ions.
(10) Sodium arsenite had no effect on the survival of a recA mutant, WP10.
(11) First-time measurements of the potentially toxic inorganic species of arsenic (arsenite and arsenate) have been obtained in fine (less than 2.5 microns AD) and coarse (greater than 2.5 microns AD) atmospheric particles in the Los Angeles area.
(12) Also, the enzyme could be reactivated by arsenite and high concentrations of cyanide.
(13) Sodium arsenite was virtually ineffective as a convertogen but gave a positive result for reversion.
(14) We find that sodium arsenite inhibits only the DNA binding of those complexes that require factor.
(15) On the other hand, the coadministration of arsenite (5 ppm As) with the two higher levels of TMSe+ resulted in significant tumor suppression.
(16) l-1 sodium arsenite in drinking water for 2, 4, 8, 16 and 32 days.
(17) Post mortem reduction of arsenate to arsenite was found to occur rapidly in fish tissue.
(18) Se); this combination was nearly as effective as selenite, although either trimethylselenonium or arsenite alone was inactive.
(19) Arsenite forms a tight complex with these vicinal dithiols since the removal of loosely associated arsenite by gel exclusion chromatography did not reverse the inhibition of steroid binding.
(20) Inactivation of chicken liver xanthine dehydrogenase by arsenite is reflected in the molybdenum electron paramagnetic resonance signal at g = 1.97.