dextro,laevo-cysteine

2- amino-3-mercaptopropanoic acid 2- amino-3-mercaptopropionic acid DL-2- amino-3-mercaptopropionic acid 2- amino-3-sulfanylpropanoic acid DL- cysteine cysteine, DL- PubMed: Contribution of Weak S-H...O Hydrogen Bonds to the Side-Chain Motions in DL-Homocysteine on Cooling. PubMed: Weak hydrogen bonds formed by thiol groups in N-acetyl-(L)-cysteine and their response to the crystal structure distortion on increasing pressure. PubMed: L-cysteinium semioxalate: a new monoclinic polymorph or a hydrate? PubMed: Development and analytical application of a glucose biosensor based on glucose oxidase/O-(2-hydroxyl)propyl-3-trimethylammonium chitosan chloride nanoparticle-immobilized onion inner epidermis. PubMed: Phase transitions in the crystals of L- and DL-cysteine on cooling: the role of the hydrogen-bond distortions and the side-chain motions. 2. DL-cysteine. PubMed: Analytical and preparative enantioseparation of DL-penicillamine and DL-cysteine by high-performance liquid chromatography on alpha-acid glycoprotein and beta-cyclodextrin columns using ninhydrin as a reversible tagging reagent. PubMed: Phase transitions in the crystals of L- and DL-cysteine on cooling: intermolecular hydrogen bonds distortions and the side-chain motions of thiol-groups. 1. L-cysteine. PubMed: Pressure-induced phase transitions in crystalline L- and DL-cysteine. PubMed: The effect of antioxidants on motility, viability, acrosome integrity and DNA integrity of frozen-thawed epididymal cat spermatozoa. PubMed: Development and analytical application of an uric acid biosensor using an uricase-immobilized eggshell membrane. PubMed: Self-assembly of charged microclusters of CdSe/ZnS core/shell nanodots and nanorods into hierarchically ordered colloidal arrays. PubMed: Combined effects of ionizing-irradiation and different environments on Clostridium botulinum type E spores. PubMed: Chronic iron administration increases vascular oxidative stress and accelerates arterial thrombosis. PubMed: Fibrillin-2 defects impair elastic fiber assembly in a homocysteinemic chick model. PubMed: Antimutagenic activity of selenium-enriched green tea toward the heterocyclic amine 2-amino-3-methylimidazo[4,5-f]quinoline. PubMed: Purification and characterization of NAD:Penicillamine ADP transferase from Bacillus sphaericus. A novel NAD-dependent enzyme catalyzing phosphoramide bond formation. PubMed: Spin-trapping of free radicals formed during the oxidation of glutathione by tetramethylammonium peroxynitrite. PubMed: Identification and characterization of novel somatostatin antagonists. PubMed: Impairment of phagocytic cell respiratory burst by UVA in the presence of fluoroquinolones: an oxygen-dependent phototoxic damage to cell surface microvilli. PubMed: Vessel wall injury and arterial thrombosis induced by a photochemical reaction. PubMed: Sulphydryl-containing agents and the prevention of duodenal ulcer relapse. PubMed: Inactivation of lipoamide dehydrogenase by cobalt(II) and iron(II) Fenton systems: effect of metal chelators, thiol compounds and adenine nucleotides. PubMed: Role of sulphydryl-containing agents in the management of venous (varicose) ulceration. A new approach. PubMed: Protection against chronic gastric ulceration in the rat with sulfhydryl-containing agents. PubMed: Role of sulfhydryl-containing agents in the healing of erosive gastritis and chronic gastric ulceration in the rat. PubMed: Sulphydryl-containing agents stimulate the healing of duodenal ulceration in man. PubMed: Role of sulphydryl-containing agents in the management of recurrent attacks of ulcerative colitis. A new approach. PubMed: Administration of sulfhydryls to stimulate the healing of ischemia-induced acute gastric mucosal injury in the rat. PubMed: Effect of certain additives on photodegradation of tetracycline hydrochloride solutions. PubMed: Effect of S-(2-chloroethyl)-DL-cysteine on the transport of p-aminohippurate ion in renal plasma membrane vesicles. PubMed: Role of oxygen-derived free radicals in mechanism of acute and chronic duodenal ulceration in the rat. PubMed: Conformational determinants of high affinity delta receptor binding of opioid peptides. PubMed: Beta-substituted cysteines as sequestering agents for ethanol-derived acetaldehyde in vivo. PubMed: Role for an episulfonium ion in S-(2-chloroethyl)-DL-cysteine-induced cytotoxicity and its reaction with glutathione. PubMed: Renal cysteine conjugate beta-lyase. Bioactivation of nephrotoxic cysteine S-conjugates in mitochondrial outer membrane. PubMed: Mechanism of S-(1,2-dichlorovinyl)glutathione-induced nephrotoxicity. PubMed: Effects of cysteine and structurally related compounds on ochratoxin production by Aspergillus ochraceus. PubMed: Structure-nephrotoxicity relationships of S-(2-chloroethyl)-DL-cysteine and analogs: role for an episulfonium ion. PubMed: Respiratory activities of in vitro grown Mycobacterium lepraemurium. PubMed: Potentiation by D-penicillamine and other sulfhydryl agents of the vascular response to histamine in the anaesthetized dog. PubMed: In vitro metabolism of 1,2-dihaloethanes to ethylene. PubMed: Influence of the cysteine derivatives on the cell-mediated immunity. PubMed: Microbial conversion of DL-2-amino-delta2-thiazoline-4-carboxylic acid to L-cysteine and L-cystine: screening of microorganisms and identification of products. PubMed: Tritium suicide selection of mammalian cell mutants defective in the transport of neutral amino acids. PubMed: Purification and partial characterization of cysteine-glutamate transaminase from rat liver. PubMed: Glutathione peroxidase activity of inorganic selenium and seleno-DL-cysteine. PubMed: Mouse thymus involution under the influence of DL-cysteine hydrochloride. PubMed: The effect of DL-cysteine hydrochloride on in situ thymus cells. PubMed: The influence of DL-cysteine on adenyl cyclase activity in rat thymocytes. PubMed: Mechanism of the action of DL-cysteine hydrochloride in delayed-type hypersensitivity. I. Influence of DL-cysteine hydrochloride on levels of SH groups in the lymphatic organs of rats with postadjuvant polyarthritis. PubMed: Catecholamines in the lymphatic organs in rats with postadjuvant polyarthritis and after treatment with DL-cysteine hydrochloride. PubMed: [Toxic effect of a lead complex with DL-cysteine on Aspergillus niger]. PubMed: Some observations on the biosynthesis of the plant sulpholipid by Euglena gracilis. PubMed: Observations on the uptake of 35-sulfur by the hypothalamo-hypophysial system of the white-crowned sparrow (Zonotrichia leucophrys gambelii) following intraventricular injection of 35-S DL-cysteine. PubMed: Sulphur metabolism in the pituitary and hypothalamus of the rat: a study of radioisotope-uptake after the injection of 35S DL-cysteine, methionine, and sodium sulphate.