Pyridine nucleotide
Glutathione cycle activity and pyridine nucleotide levels in oxidant induced injury of cells
... Exposure of target cells to a bolus of H2O2 induced cell lysis after a latent period of several hours, which was prevented only when the H2O2 was removed within the first 30 min of injury by addition of catalase. This ...
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Localization and Targeting of an Unusual Pyridine Nucleotide Transhydrogenase in Entamoeba histolytica
... Pyridine nucleotide transhydrogenase (PNT) catalyzes the direct transfer of a hydride-ion equivalent be- tween NAD(H) and NADP(H) in bacteria and the mitochondria of ...
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Pyridine nucleotide transhydrogenase in normal human and leukemic leukocytes
... The enzyme activity in the sediment of cells from patients with chronic lymphocytic, acute myeloid, and acute lymphocytic leukemia was significantly higher than that in cells from normal[r] ...
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STUDIES ON NORMAL AND LEUKEMIC LEUKOCYTES V PYRIDINE NUCLEOTIDE TRANSHYDROGENASES
... Evidence that two separate enzymes are involved in Reactions 1 and 2 is provided by the following observations: 1 TD activity is lost during the purification procedure for the DD activit[r] ...
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Properties of NadV / NatV Proteins in a Pyridine Nucleotide (NAD+) Scavenging System Encoded by Vibriophage KVP40
... In the phage 245 kbp dsDNA genome, a set of bacterial-like genes, nadV , natV , pnuC , nadR and sir2 are predicted to be involved in the synthesis and recycling of nicotinamide [r] ...
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Pyridine nucleotide dependent superoxide production by a cell free system from human granulocytes
... At 40 /AM NADPH and a protein concentration of 0.12 mg/ml, lysates prepared from human granulocytes formed O2 at a rate of 18.4±4.6 SE nmol/ml reaction mixture per h.. O2 was also produc[r] ...
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Hydrogen Peroxide Production in Chronic Granulomatous Disease: A CYTOCHEMICAL STUDY OF REDUCED PYRIDINE NUCLEOTIDE OXIDASES
... In the Vacuole in the Presence and Absence of presence of exogenous NADH, there are significantly Exogenous NADH* fewer normal than CGD PMN showing weak, and Phagocytic vacuole Plasma me[r] ...
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Pyridine nucleotide dehydrogenases in the cyanobacterium Anabaena PCC 7120 and the chloroplasts of higher plants
... Further to this they showed that antibodies raised against fusion proteins containing the products encoded by ndhK and ndhl genes encoding homologues of subunits from complex I, the firs[r] ...
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NADPH oxidase deficiency in X linked chronic granulomatous disease
... We measured the cyanide-insensitive pyridine nucleotide oxidase activity of fractionated resting and phagocytic neutrophils from 11 normal donors, 1 patient with hereditary deficiency of[r] ...
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Degradation of acid red 27 by the recombinant flavin reductase
... A gene encoding FRE in Citrobacter freundii strain A1 has been recently reported [8]. The gene was further cloned into the expression host E. coli BL21(DE3)pLysS with pET-43.1c(+) plasmid vector. The protein was ...
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Crystal structures of two CuII compounds: catena poly[[chloridocopper(II)] μ N [ethoxy(pyridin 2 yl)methylidene] N′ [oxido(pyridin 3 yl)methylidene]hydrazine κ4N,N′,O:N′′] and di μ chlorido 1:4κ2Cl:Cl 2:3κ2Cl:Cl dichlorido 2κCl,4κCl bis[μ3 ethoxy(pyridin 2 yl)methanolato 1:2:3κ3O:N,O:O;1:3:4κ3O:O:N,O]bis[μ2 ethoxy(pyridin 2 yl)methanolato 1:2κ3N,O:O;3:4κ3N,O:O]tetracopper(II)
... one pyridine nitrogen ...a pyridine nitrogen atom from a neighbouring unit, leading to infinite one-dimensional polymeric chains along the b-axis ...
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catena Poly[[bis[μ 1 (2 pyridyl)pyridinium 2 thiolate] κ2N:S;κ2S:N dicopper(I)] di μ chloro]
... The copper coordination in (I) is distorted tetrahedral with alternating bridging chloride and 1-(2-pyridyl)pyridinium-2- thiol ligands forming four-membered and twelve-membered rings, respectively (Fig. 1). The ...
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4 (E) But 1 enyl 2,6 dimethoxyphenyl nicotinate
... The molecule of (I) consists of two aromatic rings, viz. a pyridine ring present as a nicotinic acid fragment and a benzene ring forming the basic -asarone moiety. The least- squares planes of these rings form a ...
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2,3,7,8 Tetrakis(2 pyridyl)pyrazino[2,3 g]quinoxaline
... A perspective view of the title compound including the atomic numbering scheme is shown in Fig. 1. It consists of a pyrazino[2,3-g]quinoxaline system substituted with four pyri- dine rings. The two independent ...
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2 {[N (Pyridinium 2 ylmethyl) N (pyridin 2 ylmethyl)amino]methyl} 1 (pyridin 2 ylmethyl)pyridinium diperchlorate
... the pyridine N atoms share a proton and a third pyridine N atom forms an additional C—N bond to another 2- pyridylmethyl group, resulting in a second pyridinium ...the pyridine N atom of an adjacent ...
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Modelling and mathematical analysis of quantum systems
... Figure 5.2.3: Relaxed structure of: a, b fluorene core connected to pyridine anchor using para and meta connectivity, c, d fluorenone core connected to pyridine anchor using para- and me[r] ...
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2 (Dibenzoylamino)pyridine
... Data collection: RAPID-AUTO Rigaku, 2004; cell refinement: RAPID-AUTO; data reduction: RAPID-AUTO; programs used to solve structure: SHELXS97 Sheldrick, 1997; programs used to refine str[r] ...
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2 (Phenylselenonyl)pyridine
... the molecules pack so as to form ruffled sheets in the (110) plane connected by weak C—H O interactions. In addition, there are weak – interactions between the mean planes of both the phenyl [centroid–centroid ...
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Solvent responsive catalyst improves NMR sensitivity via efficient magnetisation transfer
... chemically equivalent hydride ligands. The active catalyst’s form is therefore solvent dependent. Both these complexes break the magnetic symmetry of the hydride ligands and are active in the catalytic transfer of ...
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Redetermination of pyridine 4 carbonitrile–chloranilic acid (1/1) at 180 K
... one pyridine-4-carbonitrile molecule and one chloranilic acid molecule ...The pyridine-4-carbonitrile molecules are linked on both sides of the dimer via N···H···O hydrogen bonds to give a centrosymmetric ...
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