(n.) An impure benzene, used in the arts as a solvent, and for various other purposes. See Benzene.
Example Sentences:
(1) of methotrexate (MTX) methasquin (MQ), aminopterin, and N-([2,4-diamino-5-chloro-6-quinazolinyl) methyl]-amino)benzol)-L-glutamate (5-Cl-deaza-AM), total accumulation in small intestine was vie- to eight-fold greater than the dihydrofolate reductase content.
(2) In persons exposed to the actions of both cigarette smoking and benzol and its homologues, more significant decreases of IgA, AgG, IgM and lysozyme concentrations were revealed as compared to those affected by one of the factors.
(3) The mother had received several injections of benzol during pregnancy with an intent of inducing abortion.
(4) A preliminary introduction to rats of acetylene amines--1,4 bis (3-morpholinopropynyl) benzol 3,4,5-(morpholinopropynyl)-1-methylpyrazol and also of tocopherol antioxidant and gutumine antihypoxant averts activation of the lipids peroxidation processes.
(5) That the resulting "chemically aminoacylated" tRNA's were identical with those prepared by enzymatic aminoacylation was judged by comparison of 1) chromatographic properties on benzolated diethylaminoethyl-cellulose, 2) rates of chemical deacylation, and 3) affinities for elongation factor Tu, as well as 4) the ability of misacylated tRNA's so derived to be deacylated chemically and then reactivated enzymatically with their cognate amino acids.
(6) In the presence of added NADPH, binding of benzol[a]pyrene to DNA by nuclei increased rapidly for at least 20 min.
(7) The latter included indene, benzimidazole, benzofuran, benzol[beta]thiophene, and several other related nitrogen-containing heterocycles.
(8) Examination is performed on 60 workers at the age 30 to 55 years old, in contact with organic solvents: benzine, toluene, benzol, acetone, etc., which are above the maximum admissible concentrations (MAC).
(9) The activity of GABA transamination enzyme in the brain motor cortex under the benzole effect is not changed in newborns and three-month rats, in 10- and 21-days rats it decreases, in 12- and 24-months animals it increases.
(10) 5-Azacytidine (AZC) was studied in a lung cancer model in outbred and syngeneic (F1D) hamsters wherein benzol[a]pyrene (BP) from sustained release implants (SRI) induces preneoplastic mucosal changes which progress to bronchogenic cancer.
(11) The content of GABA increases in all the areas during ontogeny with benzole intoxication.
(12) In benzol hypoplasia of hemopoiesis there was a decrease in the number of the CFU in the hemopoietic organs without any changes in the distribution of their cell types.
(13) Rubidazone, the new semi-synthetic benzol hydrazone hydrochloride derivative of dauorubicin, has proved on a molecular weight basis to be less toxic than adriamycin and similar to daunorubicin in cardiac toxicity studies in the hamster as well as in other in vivo and in vitro test systems.
(14) A study was made of the effect of benzol on the colony-forming activity in the spleen and the bone marrow of mice in 4 different experimental variants.
(15) The question was to be answered if beta-amino-isobutyl-benzol worsens the GTT and if the lipolytic effect outranges lipolysis during fasting.
(16) The possibility of a causal relationship between the administration of benzol and the occurrence of the defect is supported by the existence of previously reported cases of cerebral malformations following maternal exposure to organic solvents.
(17) Administration of benzol to the lethally irradiated mice after the transplantation of normal bone marrow suspension led to a sharp decrease in the number of CFU with a preponderant depression of the granulocytic colony formation.
(18) A GLC method has been developed to measure chlorophenoxyisobutyric acid in plasma after benzol extraction and transformation to its methyl ester, using methyl laurate as the internal standard.
(19) In mouse hepatoma Hepa-1c1c7 cultures, polycyclic aromatic compounds such as benzol[a]pyrene and 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD; dioxin) activate the Cyp1a-1 (cytochrome P(1)450) and Nmo-1[NAD(P)H:menadione-oxidoreductase] genes, two members of the aromatic hydrocarbon (Ah)-responsive gene battery.
(20) These data afford to suppose the change in the properties of microenvironment of the hemopoietic stem cells in experimental benzol poisoning.
Benzoyl
Definition:
(n.) A compound radical, C6H5.CO; the base of benzoic acid, of the oil of bitter almonds, and of an extensive series of compounds.
Example Sentences:
(1) CCK-8 was acylated with the iodinated aryl azide derivatives, methyl-3-azido-4-hydroxy-5-[125I]iodobenzimidate and N-[4-(4'-azido-3'-[125I]iodophenylazo)benzoyl]-3-aminopropionyl-N- oxy- succinimide.
(2) The specific rates of degradation of L-arginine-AMC, gly-proline-AMC, N-alpha-benzoyl-L-arginine-AMC and N-[p-toluene-sulphonyl]gly-pro-arginine-AMC were significantly greater in that group, indicating that the composition of their gingival crevicular fluid was different from that of the gingivitis group.
(3) The first comprises N1-[4-(4-alkyloxybenzamido)benzoyl]-N2-substituted alkylidene hydrazine, the second involves 1-[4-(4-alkyloxybenzamido)benzoyl]-4-alkyl, aryl, or aralkyl-3-thiosemicarbazides, and the third includes 1-substituted-5-[4-(4-alkyloxybenzamido)phenyl]-1,3,4-triazole-2-t hione.
(4) A water based 5% benzoyl peroxide gel (Benzac W5) was compared with topical 1% clindamycin phosphate solution (Cleocin T) in the treatment of acne vulgaris using a randomized, investigator blind study design.
(5) The hydrolysis of purified human factor X by BAL from the ARDS and other patient groups was determined by measuring the amidolytic activity of generated factor Xa on its N-benzoyl-L-isoleucyl-L-glutamyl-glycyl-L-arginine-p-nitroanilide substrate.
(6) The modified tRNAs could be purified by chromatography on benzoylated DEAE-cellulose.
(7) The digestive juice showed no action on acetyl-L-tyrosine and benzoyl-L-arginine ethyl esters.
(8) A radioactive, photoactive Vinca alkaloid, N-(p-azido-[3,5-3H]-benzoyl)-N'-beta-aminoethylvindesine [( 3H]NABV) with pharmacological and biological activities similar to vinblastine was synthesized and used to identify specific Vinca alkaloid macromolecular interactions in calf brain homogenate by photoaffinity labeling.
(9) Acylation with benzoyl chloride and triethylamine in acetonitrile followed by hydrogenolysis with 10% palladium on carbon in trifluoroacetic acid gives O-benzoyl-L-serine, isolated as the hydrochloride salt.
(10) Angiotensin converting enzyme activity was measured in intact aortic rings utilizing the synthetic tripeptide [3H]-benzoyl-Phe-Ala-Pro as the substrate.
(11) After apparent equilibration (48 h), biles were fractionated by Superose 6 gel filtration chromatography at 20 degrees C, and lecithin molecular species in the vesicle and mixed micellar fractions were quantified as benzoyl diacylglycerides by high performance liquid chromatography.
(12) The reaction in anhydrous ethanol of some substituted 2-aminopyrazines with ethyl 2-benzoyl-2-bromoacetate or with ethyl 3-bromo-4-oxopentanoate afforded a group of ethyl 2-phenylimidazo[1,2-a]pyrazine-3-carboxylates and a group of ethyl 2-methylimidazo[1,2-a]pyrazine-3-acetates, respectively.
(13) CB3G-A and Procion Brilliant Blue (PBB, II), a structural isomer of the Cibacron dye without the sulfonated benzoyl moiety, were attached covalently to Sepharose CL-6B.
(14) In contrast, 9 of 10 cell lines showed complete or partial resistance to strand breaks following benzoyl peroxide exposure.
(15) A limited number of promoters were tested in this model system and 12-O-tetradecanoylphorbol-13-acetate, 12-O-retinoylphorbol-13-acetate, mezerein, and benzoyl peroxide were all active.
(16) Similar condensation of 3 with methyl 3-O-benzoyl-4,6-O-benzylidene-alpha-D-galactopyranoside, followed by O-debromoacetylation and condensation of the thus formed methyl O-(2,4-di-O-benzoyl-alpha-L-rhamnopyranosyl)-(1----2)-4,6-O-benzylidene- 3-O-benzoyl-alpha-D-galactopyranoside again with 3, gave the trisaccharide glycoside.
(17) A C18 solid-phase extraction cartridge is used to ensure quantitative salt-free recovery of the HGs, and the purified glycolipids are then rendered uv-absorbing by a per-O-benzoylation derivatization reaction for which optimal conditions have been established.
(18) alpha-N-benzoyl-L-arginine ethylester (BAEE), a typical trypsin substrate, and bis-p-nitrophenyl phosphate (BNPP), a phosphodiester, were the only esters capable of retaining LIF activity in the presence of PMSF.
(19) p-Nitrophenyl 2-O-benzyl-4,5-O-cyclohexylidene-beta-D-mannopyranoside (4) was condensed with tetra-O-benzoyl-alpha-D-mannopyranosyl bromide.
(20) Simple benzoyl derivatives of tropine and 3 alpha-aminotropane possessed weak 5HT3 receptor antagonist activity, as judged by blockade of bradycardia produced by iv injection of serotonin (5HT) to anesthetized rats.