Results 241 to 250 of about 3,705,484 (314)
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The reaction between organic nitrates and sulfhydryl compounds. A possible model system for the activation of organic nitrates.

Molecular Pharmacology, 1985
The rate of loss of the sulfhydryl group, determined with the Ellman reagent, was used to derive second order rate constants for the reaction of a series of organic nitrates with a series of sulfhydryl compounds.
R. Yeates, H. Laufen, M. Leitold
semanticscholar   +1 more source

Reaction of malformin with sulfhydryl compounds

Phytochemistry, 1970
Abstract Malformin reacts with the sulfhydryl compounds, cysteine and β-mercaptoethanol, to form an insoluble 1:1 addition product. This reaction may explain the ability of thiol compounds to inhibit the activity of malformin and suggests reaction of malformin with thiol compounds in vivo .
Shinobu Iriuchijima, Roy W. Curtis
openaire   +1 more source

Sulfhydryl-functionalized 3D MXene-AuNPs enabled electrochemical sensors for the selective determination of Pb2+, Cu2+ and Hg2+ in grain.

Food Chemistry
Herein, we made 3D MXene-AuNPs by in situ growth of gold nanoparticles (AuNPs) on the surface of MXene by chemical reduction method, and then introduced three sulfhydryl (-SH) compounds as functionalized modifiers attached to the AuNPs to form a highly ...
Yuanyuan Chen   +8 more
semanticscholar   +1 more source

Sulfhydryl Compounds as Thermosensitizers

1988
The cytotoxic effects of a number of widely used chemotherapeutic agents have been reported to be enhanced by heat (Hahn 1979; Hahn and Li 1982). The exact mechanism of this enhancement is not fully understood and might differ with the various compounds. Thermosensitization by sulfhydryl compounds in vitro has been observed by Kapp and Hahn (1979).
openaire   +2 more sources

Protection of sulfhydryl compounds against ionizing radiation

Biochimica et Biophysica Acta, 1963
Cysteamine was shown to provide strong protection against x-ray inactivation of papain and of a small molecular compound, CoA, in solutions. The mechanism involved modification of their -SH groups. It is concluded that results are compatible with the hypothesis that the protection afforded by sulfhydryl compounds in vivo may be due in part to blocking ...
A, PIHL, T, SANNER
openaire   +2 more sources

Role of Sulfhydryls in the Hepatotoxicity of Organic and Metallic Compounds

Toxicological Sciences, 1985
Endogenous sulfhydryl compounds serve a critical role in maintaining the function and viability of living systems. Glutathione (GSH) is the most abundant of these nonprotein thiols. During the past decade it has been demonstrated that sulfhydryls such as GSH also serve an important role in protecting vital nucleophilic sites in the liver from ...
C D, Klaassen   +5 more
openaire   +2 more sources

Alteration of lymphocyte response by sulfhydryl and disulfide compounds

Biochemical Pharmacology, 1979
Abstract The effects on the proliferative response of human lymphocytes of the sulfhydryl agents d -penicillamine and 5-thiopyridoxine, some analogues of these agents, and their respective disulfides were investigated. The sulfhydryl agents inhibited the proliferation of mitogen-stimulated lymphocytes and suppressed the mixed lymphocyte reaction ...
P F, Merryman, J, Nowakowski, I A, Jaffe
openaire   +2 more sources

Products of the reaction of peroxyacetyl nitrate with sulfhydryl compounds

Archives of Biochemistry and Biophysics, 1969
Abstract Peroxyacetyl nitrate reacts with reduced glutathione producing oxidized glutathione and S -acetyl glutathione. Reaction of peroxyacetyl nitrate with reduced coenzyme A results in the formation of coenzyme A disulfide, accounting for 35–45% of the reacted sulfhydryl. The remaining products can be separated by ion exchange chromatography and
J B, Mudd, T T, McManus
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Role of sulfhydryl compounds in the Bactericidal effect of metronidazole

Biochemical Pharmacology, 1983
The bactericidal effect of metronidazole on Escherichia coli and Bacteroides fragilis can be partially reversed by cysteamine under conditions that lead to the formation of an adduct, the thioether, 4-(2-aminoethyl)thio-2-methylimidazole-1-ethanol (4-ATME). This adduct, which is not mutagenic for the Ames histidine auxotrophs of Salmonella typhimurium,
T C, Yeung, P, Goldman
openaire   +2 more sources

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