(n.) A hydrate; a substance containing hydrogen and oxygen, made by combining water with an oxide, and yielding water by elimination. The hydroxides are regarded as compounds of hydroxyl, united usually with basic element or radical; as, calcium hydroxide ethyl hydroxide.
Example Sentences:
(1) A retrospective study was done in 86 patients on dialysis in order to evaluate the doses of aluminum hydroxide (OH3 Al) received to achieve a better serum phosphate control.
(2) Examination on day 9 and 15 the magaldrate group showed significantly (p less than 0.05) lower aluminium levels than the aluminium hydroxide group.
(3) A model for the binuclear iron center of ribonucleotide reductase is presented in which the hydroxide ligand sites provide an explanation for the half-of-sites reactivity of the enzyme.
(4) The purpose of this study was to evaluate bone reactions to implants of hydroxyapatite, collagen, and calcium hydroxide, alone or in different combinations.
(5) BDF1 mice were immunized with a protein antigen, such as ovalbumin (OA) or keyhole limpet hemocyanin (KLH), absorbed to aluminum hydroxide gel, and their spleen cells were stimulated by homologous antigen for the formation of glycosylation-enhancing factor (GEF).
(6) A high-performance liquid chromatographic assay for the quantitative determination of azatadine and a base (1 M sodium hydroxide) hydrolyzable conjugate of azatadine in human urine has been developed.
(7) Equivalent neutralising doses of magnesium hydroxide (pH 9-4) did not increase serum gastrin and gastric acid output above basal levels, whereas antral acidification with 20 ml 0-1 N HCl resulted in a slight decrease in serum gastrin.
(8) The monovalent serovar C aluminum-hydroxide-gel vaccine also gave significant protection (94%) against a serovar C challenge.
(9) Phenol sulfotransferase activity is often measured by incubating dopamine with a source of the enzyme and the sulfate donor 35S-3'-phosphoadensine-5'-phosphosulfate and then separating the product, 35S-dopamine sulfate, from the substrates using precipitation with barium hydroxide and zinc sulfate.
(10) 4 The results indicate that co-administration of aluminum hydroxide reduces the bioavailability of oral diflusinal by about 40%.
(11) When examined microscopically with potassium hydroxide, the agents of these disorders resemble those of dermatophytosis, showing narrow, septate, branching hyphae.
(12) The aluminum hydroxide gel precipitated from aluminum chloride can be represented by the formula Al(OH)2.55(Cl)0.45 and probably exists as a polymer of 10 fused six-membered rings.
(13) Methylation of 2-hydroxyestrone was possible after dissolving the compound in methyl iodide-methylene chloride with tetrahexylammonium hydroxide present, before the addition of sodium hydroxide.
(14) The absorption of factor VIII from gel filtration fractions, concentrates and plasma by aluminium hydroxide has been studied.
(15) The non-carcinogens chosen were 4-nitro-o-phenylenediamine, p-phenylenediamine dihydrochloride, 3-nitropropionic acid, dichlorvos, 2-(chloromethyl)pyridine, N-(1-naphthyl)ethylenediamine 2HCl, O-anthranilic acid, 4-nitroanthranilic acid, anilazine and triphenyltin hydroxide.
(16) After 8 weeks of treatment either potassium as hydrochloride 1 g twice daily, or a combination of potassium hydrochloride 1 g and magnesium hydroxide 500 mg twice daily was added to the diuretic therapy in a randomised, double-blind, cross-over design.
(17) The antibody responses of animals immunised with keyhole limpet hemocyanin (KLH) in Freund's Incomplete Adjuvant (FIA), diethylaminoethyl dextran (DEAE-dextran) and aluminium hydroxide (alum) were compared with the response to antigen administered in the absence of adjuvants.
(18) Kinetics for the reactions of various cytosine and uracil nucleosides and their alkyl derivatives with aqueous sodium hydroxide have been studied by liquid chromatography.
(19) This derivative is prepared by a sequential alkylation procedure in which the phenolic hydroxyl group of the parent compound is alkylated off-column with heptyl iodide and the amide group is derivatized on-column by reaction with trimethylanilinium hydroxide.
(20) A rapid, mild, and convenient transesterification of triglycerides was obtained using 0.2 N-methanolic (m-trifluoro-methylphenyl) trimethylammonium hydroxide.
Laterite
Definition:
(n.) An argillaceous sandstone, of a red color, and much seamed; -- found in India.
Example Sentences:
(1) The businesses that bring clay and laterite for landfill.
(2) From there they were driven north towards the village of La Macarena, a spine-crunching six-hour drive along unpaved laterite roads, where Farc has a string of training camps, some of them big enough to host 600 rebel fighters.
(3) Over 5 day incubation under flooded conditions, greater volatile loss of lindane occurred in sandy soil than in alluvial soil apparanetly due to greater adsorption to the soil colloids decreasing the insecticide concentration in the standing water on the laterite soil.
(4) Three species of snails were commonly found: Bulinus guernei was the most common, occurring in permanent habitats, Bulinus senegalensis occurring in laterite pools in the eastern part of the Middle Valley, and also in the ricefields of Guédé Chantier and Lampsar; B. forskalii was found in small numbers in Lac de Guier and Richard Toll.
(5) The intensity and prevalence of Schistosoma haematobium infection has been measured in a community in the laterite plateau area of the McCarthy Island Division, The Gambia.
(6) Some are only heaps of laterite blocks, but many are still astonishing: the towering lotus buds of Angkor Wat, the haunting Ta Prohm, in the clutches of time and strangler figs.
(7) In a search for geochemical factors that could play a role in the pathogenesis of tropical endomyocardial fibrosis, endomyocardial tissue samples obtained from patients at necropsy or operation were analysed for major elements present in laterite and monazite, which are important soil constituents of Kerala State of India.