Oxidative stress and redox regulation on hippocampal-dependent cognitive functions.

abstract：:The subcellular mechanism of alkenyl halide S-conjugate-induced nephrotoxicity was studied in mitochondria isolated from rat kidney cortex in vitro using the cysteine conjugate of hexachloro-1,3-butadiene, i.e., S-pentachlorobutadienyl-L-cysteine (PCBC) as a model substrate. Respiring mitochondria exposed to various c...

journal_title：Archives of biochemistry and biophysics

authors： Wallin A,Jones TW,Vercesi AE,Cotgreave I,Ormstad K,Orrenius S

更新日期：1987-11-01 00:00:00

abstract：:Non-enveloped viruses require membrane-penetrating peptides for gaining entry inside the cytoplasm of host cells during the early stages of infection. Although several such peptides have been identified as essential components for non-enveloped virus entry, the molecular mechanism of membrane destabilization by these ...

journal_title：Archives of biochemistry and biophysics

authors： Nair P,Dey D,Borkotoky S,Shukla A,Banerjee M

更新日期：2019-12-15 00:00:00

abstract：:12-O-Tetradecanoylphorbol-13-acetate (TPA) induced apoptosis in the pig renal epithelial cell line LLC-PK1 after 24 h of treatment as assessed by caspase 3 activation. Cotreatment of the cells with bryostatin markedly reduced the apoptotic effects of TPA. Okadaic acid, another tumor promoter, also induced apoptosis. E...

journal_title：Archives of biochemistry and biophysics

authors： Lee RG,Rosson D

更新日期：2001-01-15 00:00:00

abstract：:Ca(2+)-loaded rat liver mitochondria treated with 3,5,3'-triiodothyronine (T3) undergo nonspecific inner membrane permeabilization, as evidenced by mitochondrial swelling, a decrease in membrane potential (delta psi), and an increase in the rate of oxygen uptake. T3 analogues thyroxine (T4), 3',5'-diiodothyronine (T2)...

journal_title：Archives of biochemistry and biophysics

authors： Castilho RF,Kowaltowski AJ,Vercesi AE

更新日期：1998-06-01 00:00:00

abstract：:The development and improvement of fluorescent Zn2+ sensors and Zn2+ imaging techniques have increased our insight into this biologically important ion. Application of these tools has identified an intracellular labile Zn2+ pool and cultivated further interest in defining the distribution and dynamics of labile Zn2+. ...

journal_title：Archives of biochemistry and biophysics

authors： Carpenter MC,Lo MN,Palmer AE

更新日期：2016-12-01 00:00:00

abstract：:The motility of actin filaments interacting with heavy meromyosin molecules was directly observed on indium tin oxide-coated glass (ITO-glass), over which a surface current flowed. Because the increase in surface current applied to ITO-glass increases the temperature, we focused on the temperature-dependence of the sl...

journal_title：Archives of biochemistry and biophysics

authors： Wada R,Sato D,Nakamura T,Hatori K

更新日期：2015-11-15 00:00:00

abstract：:High-performance size exclusion chromatography revealed that alkaline-extracted peach fruit pectin dissolved in 0.05 M NaNO3 comprised a hierarchy of at least four aggregated, macromolecular-sized species. Each of the three largest species was found to be comparable in length to the three smallest subunits of an inter...

journal_title：Archives of biochemistry and biophysics

authors： Fishman ML,Cooke P,Levaj B,Gillespie DT,Sondey SM,Scorza R

更新日期：1992-04-01 00:00:00

abstract：:Chlorite dismutase-like proteins are structurally closely related to functional chlorite dismutases which are heme b-dependent oxidoreductases capable of reducing chlorite to chloride with simultaneous production of dioxygen. Chlorite dismutase-like proteins are incapable of performing this reaction and their biologic...

journal_title：Archives of biochemistry and biophysics

authors： Hofbauer S,Hagmüller A,Schaffner I,Mlynek G,Krutzler M,Stadlmayr G,Pirker KF,Obinger C,Daims H,Djinović-Carugo K,Furtmüller PG

更新日期：2015-05-15 00:00:00

abstract：:DLIF (digoxin-like immunoreactive factor) and OLF (ouabain-like factor) are endogenous steroid-like ligands (approximately 781 and 595 Da, respectively) with molecular and structural properties similar to the plant-derived cardiac glycosides, digoxin and ouabain. We developed a purification method with a sufficiently ...

journal_title：Archives of biochemistry and biophysics

authors： Qazzaz HM,Valdes R Jr

更新日期：1996-04-01 00:00:00

abstract：:The mechanism by which diverse drugs modulate voltage-dependent Ca2+ channels is ill-understood. We have approached this problem by examining the interaction of verapamil with a 97-residue synthetic channel peptide (SCP) that exhibits functional similarities to authentic L-type Ca2+ channels in terms of cation selecti...

journal_title：Archives of biochemistry and biophysics

authors： Zhorov BS,Ananthanarayanan VS

更新日期：1997-05-15 00:00:00

abstract：:The effect of CAM [cyclic AMP, Mg-ATP, and 3-isobutyl, 1-methylxanthine (MIX)] on triacylglycerol (TG) lipase activity in extracts from heparin-perfused rat heart was determined. TG lipase activity in homogenate, 10,000g supernatant, 105,000g supernatant, ammonium sulfate supernatant, and the eluate from heparin-Sepha...

journal_title：Archives of biochemistry and biophysics

authors： Palmer WK,Caruso RA,Oscai LB

更新日期：1986-09-01 00:00:00

abstract：:Recombinant human lymphotoxin (rhLT) produced by CHO cells transfected with human LT genomic DNA was purified to homogeneity, but approximately 5% of the molecules were devoid of the last two amino terminal residues. A peptide N-glycosylated at Asn62 (Tr-45) and one partially O-glycosylated at Thr7 (Tr-14) on cleavage...

journal_title：Archives of biochemistry and biophysics

authors： Fukushima K,Watanabe H,Takeo K,Nomura M,Asahi T,Yamashita K

更新日期：1993-07-01 00:00:00

abstract：:Properties of phosphatidylinositol kinase activities in rabbit erythrocyte membranes were studied by measuring 32P incorporation into di- and triphosphoinositide from Mg-[gamma-32P]ATP. The Km's for 32P incorporation into di- and triphosphoinositide were 110 and 48 microM ATP, respectively. The optimal temperature for...

journal_title：Archives of biochemistry and biophysics

authors： Quist EE,Barker RC

更新日期：1983-04-01 00:00:00

abstract：:Three iodinated derivatives of ubiquitin have been synthesized and these derivatives have been characterized in the ubiquitin-dependent protein degradation system. With chloramine-T as the oxidant, a derivative containing monoiodotyrosine is formed in the presence of 1 M KI and a derivative containing diiodotyrosine i...

journal_title：Archives of biochemistry and biophysics

authors： Cox MJ,Haas AL,Wilkinson KD

更新日期：1986-11-01 00:00:00

abstract：:The mechanism of the antiatherogenic activity of n-3 polyunsaturated fatty acids is not well understood. In these studies, we studied the metabolism of unsaturated fatty acids in murine macrophage-like J774A.1 cells. The major metabolic pathway of 18- and 20-carbon chain unsaturated fatty acids in these cells is the s...

journal_title：Archives of biochemistry and biophysics

authors： Shichiri G,Kinoshita M,Saeki Y

更新日期：1993-06-01 00:00:00

abstract：:Casein kinase 1 phosphorylated rabbit skeletal muscle glycogen synthase at both seryl and threonyl residues. With glycogen synthase phosphorylated up to 7.5 mol phosphate/mol subunit, about 26% of the phosphate was present in the N-terminal cyanogen bromide fragment (CB1) and 74% in the C-terminal fragment (CB2). Both...

journal_title：Archives of biochemistry and biophysics

authors： Guasch MD,Plana M,Vila J,Itarte E

更新日期：1986-11-01 00:00:00

abstract：:CYP27A1, an enzyme with several important roles in cholesterol homeostasis and vitamin D₃ metabolism, has been ascribed anti-atherogenic properties. This study addresses an important problem regarding how this enzyme, involved in cholesterol metabolism in the liver and peripheral tissues, is regulated. Our results ide...

journal_title：Archives of biochemistry and biophysics

authors： Norlin M,Pettersson H,Tang W,Wikvall K

更新日期：2011-02-15 00:00:00

abstract：:Much effort has focused on the identification of MAPK cascades that are activated by the MEKK family of protein kinases. However, direct phosphorylation and regulation of the MEKK proteins has not been shown. To address this question, we have expressed recombinant (His)6FLAG.MEKK3 in Sf9 insect cells and tethered the ...

journal_title：Archives of biochemistry and biophysics

authors： Adams DG,Sachs NA,Vaillancourt RR

更新日期：2002-11-01 00:00:00

abstract：:The effects of nalidixic acid and hydroxyurea on nuclear and chloroplast DNA formation in cultured cells of Nicotiana tabacum were investigated. At low concentrations (5 and 20 micrograms/ml) nalidixic acid, an inhibitor of DNA gyrase, exhibited a greater inhibitory effect on plastid DNA synthesis than on nuclear DNA ...

journal_title：Archives of biochemistry and biophysics

authors： Heinhorst S,Cannon G,Weissbach A

更新日期：1985-06-01 00:00:00

abstract：:Mitochondrial carbonic anhydrase has previously been quantitated in liver mitochondria; it was not detected in guinea pig kidney cortical mitochondria. Evidence of this enzyme in rat kidney cortical mitochondria is reported. Electron microscopy showed that intact mitochondria were free of other intracellular organelle...

journal_title：Archives of biochemistry and biophysics

authors： Dodgson SJ,Contino LC

更新日期：1988-01-01 00:00:00

abstract：:Serratia marcescens metalloprotease inhibitor (SmaPI) is a proteinase inhibitor toward Serratia marcescens metalloprotease (SMP). In sequential deletion analysis of the N-terminal region of the SmaPI, SmaPIs starting at Ser-2 and Leu-3 residues, respectively, had nearly a full inhibitory activity toward SMP. However, ...

journal_title：Archives of biochemistry and biophysics

authors： Bae KH,Kim IC,Kim KS,Shin YC,Byun SM

更新日期：1998-04-01 00:00:00

abstract：:Glycogen synthase was isolated from rat H4IIE hepatoma cells by the use of specific antibodies. Immunoprecipitates from cells grown in the presence of [35S]methionine contained two 35S-labeled polypeptides, designated GS1 and GS2, separable by sodium dodecyl sulfate-polyacrylamide gel electrophoresis. Labeling of both...

journal_title：Archives of biochemistry and biophysics

authors： Armstrong DJ,Roach PJ

更新日期：1989-11-15 00:00:00

abstract：:Human sorcin, M(r) 22-kDa/pI 5.3, was identified in HOB1 lymphoma cells resistant to 1.0 microM vincristine and polyclonal antibody against it was produced. Using antibody to precipitate sorcin from 32P-labeled cell extract, the SDS-PAGE-resolved human sorcin was not phosphorylated in contrast to the report of A. M. v...

journal_title：Archives of biochemistry and biophysics

authors： Lee WP

更新日期：1996-01-15 00:00:00

abstract：:A number of naturally occurring small organic molecules, primarily involved in maintaining osmotic pressure in the cell, display chaperone-like activity, stabilizing the native conformation of proteins, and protecting them from various kinds of stress. Most of them are sugars, polyols, amino acids or methylamines. Sim...

journal_title：Archives of biochemistry and biophysics

authors： Zancan P,Sola-Penna M

更新日期：2005-12-01 00:00:00

abstract：:Intensively treating type I diabetics with continuous subcutaneous insulin infusions or multiple daily insulin injections to normalize mean blood glucose concentrations significantly reduces the onset of secondary diabetic complications when compared to conventionally treated diabetics. Our studies focused on characte...

journal_title：Archives of biochemistry and biophysics

authors： Kramer KL,Giffin BF,Fox JW,Drake RL

更新日期：1999-08-15 00:00:00

abstract：:Preparative isoelectric focusing and gel filtration chromatography were used to purify a carboxypeptidase produced by the entomopathogenic fungus Metarhizium anisopliae during growth on cockroach cuticle. The enzyme was inhibited by diisopropyl fluorophosphate, implying involvement of a serine residue in catalysis. Ho...

journal_title：Archives of biochemistry and biophysics

authors： St Leger RJ,Bidochka MJ,Roberts DW

更新日期：1994-11-01 00:00:00

abstract：:The treatment of male rats with Hg2+ resulted in significant alterations in heme and hemoprotein metabolism in the adrenal gland which, in turn, were reflected in abnormal steroidogenic activities and steroid output. Twenty-four hours after the administration of 30 mumol of HgCl2/kg (sc) the mitochondrial heme and cyt...

journal_title：Archives of biochemistry and biophysics

authors： Veltman JC,Maines MD

更新日期：1986-08-01 00:00:00

abstract：:Pyruvate dehydrogenase (E1), an alpha(2)beta(2) tetramer, catalyzes the oxidative decarboxylation of pyruvate and reductive acetylation of lipoyl moieties of the dihydrolipoamide acetyltransferase. The roles of betaW135, alphaP188, alphaM181, alphaH15, and alphaR349 of E1 determined by kinetic analysis were reassessed...

journal_title：Archives of biochemistry and biophysics

authors： Korotchkina LG,Ciszak EM,Patel MS

更新日期：2004-09-15 00:00:00

abstract：:Ovalbumin extracted from oviduct slices incubated with [35S]methionine or [2-3]mannose contained two biosynthetic intermediates, OE and OF (Y. Kato, H. Iwase, and K. Hotta, 1984, J. Biochem. (Tokyo) 95, 455-463). In the present study, these intermediates are further characterized. The 3H dpm/35S dpm ratio of OF labele...

journal_title：Archives of biochemistry and biophysics

authors： Kato Y,Iwase H,Hotta K

更新日期：1986-02-01 00:00:00

abstract：:There is evidence to suggest that extracellular matrix molecules, such as proteoglycans, are involved in the regulation of mineral deposition in calcifying tissues. One mineralizing system which is characterized by extremely rapid mineralization is the hen eggshell. This eggshell consists of a pair of nonmineralized e...

journal_title：Archives of biochemistry and biophysics

authors： Arias JL,Carrino DA,Fernández MS,Rodríguez JP,Dennis JE,Caplan AI

更新日期：1992-10-01 00:00:00