(n.) A complex, hypothetical radical, composed of two parts of carbon to three of hydrogen and one of oxygen. Its hydroxide is acetic acid.
Example Sentences:
(1) Trifluoroacetylated rabbit serum albumin was 5 times more reactive with these antibodies and thus more antigenic than the homologous acetylated moiety confirming the importance of the trifluoromethyl moiety as an epitope in the immunogen in vivo.
(2) Displacement of the enol triflate with various sulfinates in acetonitrile or DMF and deprotection of the intermediates led to 7 beta-[(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]- 3-[alkyl(aryl)sulfonyl]-1-carba-1-dethia-3-cephem-4-carboxyl ic acids.
(3) Beta-galactosidase, beta-n-acetyl-hexosaminidase, and alpha-fucosidase were sensitive indicators and were significantly elevated above control values by day 3 at both doses (P < 0.01).
(4) Replacement of vinyl groups with bulkier substituents (hydroxyethyl or acetyl groups) decreases holoenzyme stability and catalytic activity.
(5) N-Acetyl-beta-D-glucosaminidase (GAD) activities did not change significantly duringlate fetal, neonatal or young adult stages but increased significantly with advancing age.
(6) Of the N-acetyl cysteamine derivatives tested, S-acetyl-N-acetyl cysteamine (at 10 mM) gives almost complete protection against inactivation whereas S-acetoacetyl-, S-beta-hydroxybutyryl-, and S-crotonyl-N-acetyl cysteamine thioesters exhibit either slight or no protection.
(7) A complex of vitamins exerting a protective action on the system of coenzymic acetylation in the body have been tried.
(8) An N-acetylation polymorphism is described that is expressed toward arylamine carcinogens in tumor target organs of an inbred rat model.
(9) These results would suggest that N-terminal acetylation and C-terminal proteolytic cleavage are important post-translational modifications of the forms of Amia beta-endorphin.
(10) Deuterium-labeled aspirin (2-acetoxy[3,4,5,6-2H4]benzoic acid) was synthesized from salicylic acid by catalytic exchange and subsequent acetylation.
(11) The other acidic glycolipid, glycolipid Y contains a phosphoethanolamine residue linked through the 6-hydroxy group of the N-acetyl-glucosamine unit of glycolipid X.
(12) In addition, although aspirin does transfer the acetyl group to hemoglobin both in vitro and in vivo, in our experiments the reaction does not result in any alteration in the oxygen equilibrium of either intact erythrocytes or hemoglobin in solution.
(13) Most of the somatogenic binding activity was recovered by hydroxylamine treatment, which removes O-acetyl groups from tyrosine residues but not N-acetyl groups from lysine residues.
(14) Allyl 4-O-benzyl-alpha-L-rhamnopyranoside was converted into allyl 4-O-benzyl-3-O-methyl-alpha-L-rhamnopyranoside and this was condensed with 2,3,4-tri-O-acetyl-alpha-L-rhamnopyranosyl chloride to give a disaccharide derivative which was converted into allyl 4-O-benzyl-2-O-(2,3-O-isopropylidene-alpha-L-rhamnopyranosyl)-3-O-methyl -alpha- L-rhamnopyranoside.
(15) In the cortex, LD1, O-acetyl-LD1, and O-acetyl GD3, like GD3, are developmentally regulated antigens and are only expressed in the fetal cortex and not to any significant extent in the adult.
(16) In every case the enzyme reacted more strongly with propionyl and acetyl thiocholine than with butyryl salt.
(17) The disposition of sulphadimidine (15 mg kg-1 orally) was investigated in six chronic osteoarthritis patients (four slow and two fast acetylators) prior to and 4 days following intra-articular administration of glucocorticoids.
(18) On subfractionation of this crude mitochondrial fraction with continuous sucrose density gradients, most of the activity of the three enzymes was found at a higher density than NAD+-isocitrate dehydrogenase and at about the same density as glutamate dehydrogenase, confirming earlier reported data for acetyl-CoA synthase.
(19) Both genes were found to be highly enriched in the acetylated nucleosomes fractionated from both 5 day and from 15 day erythrocytes.
(20) Depolarizations induced by acetyl-Arg6-septide, a NK1-receptor selective agonist, were also antagonized by spantide with a pA2 of 6.5.