Cleavage of vimentin by different retroviral proteases.

abstract：:We studied the kinetic properties of the membrane-bound human liver mitochondrial protoporphyrinogen oxidase. The activity was monitored by direct recording of protoporphyrin fluorescence appearance in the incubation medium without extraction or dilution. The human liver enzyme shows some different catalytic propertie...

journal_title：Archives of biochemistry and biophysics

authors： Camadro JM,Abraham NG,Levere RD

更新日期：1985-10-01 00:00:00

abstract：:The aryl hydrocarbon receptor (AhR) is a ligand-activated transcription factor that functions as an intracellular mediator in the xenobiotic signaling pathway. Although a number of studies have examined AhR-mediated CYP1A1 induction in detail, recent studies of AhR-null mice have revealed that AhR plays important regu...

journal_title：Archives of biochemistry and biophysics

authors： Kawajiri K,Fujii-Kuriyama Y

更新日期：2007-08-15 00:00:00

abstract：:Tyrosine kinase was extracted from rat spleen. Some 60% of the activity with angiotensin as the substrate was found in the cytoplasmic supernatant obtained at 100,000g. Two kinases in the supernatant, TKI and -II were purified 170- and 600-fold, respectively, by column chromatography. The molecular weights of TKI and ...

journal_title：Archives of biochemistry and biophysics

authors： Hasuma T,Inoue A,Higashi Y,Morisawa S,Yukioka M

更新日期：1990-07-01 00:00:00

abstract：:Calcium-induced changes in protein solubility play a role in a variety of important biological processes including the deposition of bone and dentin and the secretion of milk. The phenomena of salt-induced (calcium) precipitation of proteins (salting-out), and the resolubilization of these proteins at higher salt conc...

journal_title：Archives of biochemistry and biophysics

authors： Farrell HM Jr,Kumosinski TF,Pulaski P,Thompson MP

更新日期：1988-08-15 00:00:00

abstract：:Changes in the levels of various molecular species of N-acylethanolamine in CdCl2-administered rat testis were examined. We found that the levels of various N-acylethanolamines including anandamide (N-arachidonoylethanolamine), an endogenous cannabinoid receptor ligand, were dramatically increased in CdCl2-admin-ister...

journal_title：Archives of biochemistry and biophysics

authors： Kondo S,Sugiura T,Kodaka T,Kudo N,Waku K,Tokumura A

更新日期：1998-06-15 00:00:00

abstract：:We have observed abnormally high membrane cholesterol levels and a subsequent deficiency of oxidative energy production in mitochondria from cultured Morris hepatoma cells (MH7777). Using cholesterol affinity chromatography and MALDI-TOF Mass Spectrometry, we have identified the voltage dependent anion channel (VDAC) ...

journal_title：Archives of biochemistry and biophysics

authors： Campbell AM,Chan SH

更新日期：2007-10-15 00:00:00

abstract：:The hnRNP A/B family contains abundant nuclear proteins with major roles in alternative splicing and the ability for nucleo-cytoplasmic shuttling. Compared to the best known members of this family (hnRNP A1, A2/B1), hnRNP A3 is a relatively less known protein. We report herein immunochemical studies with the hnRNP A3 ...

journal_title：Archives of biochemistry and biophysics

authors： Papadopoulou C,Boukakis G,Ganou V,Patrinou-Georgoula M,Guialis A

更新日期：2012-07-15 00:00:00

abstract：:Activation of the delta-isoform of protein kinase C (deltaPKC) by certain conditions of oxidative stress results in translocation of the kinase to the mitochondria leading to release of cytochrome c and the induction of apoptosis. In the current study, the effects of myocardial reperfusion-induced deltaPKC translocati...

journal_title：Archives of biochemistry and biophysics

authors： Churchill EN,Szweda LI

更新日期：2005-07-15 00:00:00

abstract：:The time-course kinetics of the cytochrome P-450-catalyzed dealkylations of the exogenous compounds benzphetamine, ethylmorphine, codeine, and 7-ethoxycoumarin were compared to the hydroxylation of the endogenous compound testosterone. Using liver microsomes from phenobarbital-induced rats, the time course of the deme...

journal_title：Archives of biochemistry and biophysics

authors： Hamill SJ,Cooper DY,Schleyer H,Rosenthal O

更新日期：1983-07-15 00:00:00

abstract：:An in vitro assay that measures endosome fusion was used to characterize the role of guanosine triphosphate (GTP)-binding proteins in endocytosis. Guanosine 5',3-(thio)triphosphate (GTP gamma S), a nonhydrolyzable analog of GTP, stimulates the binding of cytosolic factors to the endosomal membrane (priming). GTP gamma...

journal_title：Archives of biochemistry and biophysics

authors： Lenhard JM,Colombo MI,Stahl PD

更新日期：1994-08-01 00:00:00

abstract：:Peroxynitrite-mediated one-electron oxidations may be an important event in its cytotoxic mechanisms, and yet, free radical formation in the presence of peroxynitrite is difficult to study by EPR-spin trapping because adducts from most spin traps are destroyed by the oxidant. This led to some controversy with regard t...

journal_title：Archives of biochemistry and biophysics

authors： Gatti RM,Alvarez B,Vasquez-Vivar J,Radi R,Augusto O

更新日期：1998-01-01 00:00:00

abstract：:We have studied the relative roles of the glutaminase versus glutamate dehydrogenase (GLDH) and purine nucleotide cycle (PNC) pathways in furnishing ammonia for urea synthesis. Isolated rat hepatocytes were incubated at pH 7.4 and 37 degrees C in Krebs buffer supplemented with 0.1 mM L-ornithine and 1 mM [2-15N]glutam...

journal_title：Archives of biochemistry and biophysics

authors： Nissim I,Cattano C,Nissim I,Yudkoff M

更新日期：1992-02-01 00:00:00

abstract：:(+)-Menthofuran is an undesirable monoterpenoid component of peppermint (Mentha x piperita) essential oil that is derived from the alpha,beta-unsaturated ketone (+)-pulegone. Microsomal preparations, from the oil gland secretory cells of a high (+)-menthofuran-producing chemotype of Mentha pulegium, transform (+)-pule...

journal_title：Archives of biochemistry and biophysics

authors： Bertea CM,Schalk M,Karp F,Maffei M,Croteau R

更新日期：2001-06-15 00:00:00

abstract：:We have shown that superoxide (O2.-) is produced during the oxidation of veratryl alcohol by lignin peroxidase (LiP) by the reaction of the veratryl alcohol cation radical with hydrogen peroxide (D. B. Barr, M. M. Shah, and S. D. Aust, 1993, J. Biol. Chem. 268, 241-244). Compound III, an inactive form of peroxidases c...

journal_title：Archives of biochemistry and biophysics

authors： Barr DP,Aust SD

更新日期：1994-06-01 00:00:00

abstract：:Previous studies have indicated that activation of a normally unexpressed beta 1----3-N-acetylglucosaminyltransferase is responsible for the accumulation of a wide diversity of both type 1 and 2 lacto-series antigens in human colonic adenocarcinomas. A beta 1----3-N-acetylglucosaminyltransferase has been solubilized f...

journal_title：Archives of biochemistry and biophysics

authors： Holmes EH

更新日期：1988-01-01 00:00:00

abstract：:Using fractionation procedures such as sucrose gradient sedimentation and gel permeation chromatography, a novel cytosolic binding protein for benzo[a]pyrene has been detected in liver of nonmammalian and mammalian species including human. This protein, called 8 S protein, cosediments with the Ah receptor after centri...

journal_title：Archives of biochemistry and biophysics

authors： Lesca P,Peryt B,Soues S,Maurel P,Cravedi JP

更新日期：1993-05-15 00:00:00

abstract：:The Ah receptor from rat liver has been purified, using a specific oligonucleotide affinity column, in order to characterize the components of the receptor and to investigate features that modulate its DNA-binding activity. The purified DNA-binding form of rat Ah receptor contains three major components, with estimate...

journal_title：Archives of biochemistry and biophysics

authors： Ireland RC,Li SY,Dougherty JJ

更新日期：1995-06-01 00:00:00

abstract：:This investigation presents disturbances of the mitochondrial metabolism by arsenite, a hydrophilic dithiol reagent known as an inhibitor of mitochondrial alpha-keto acid dehydrogenases. Arsenite at concentrations of 0.1-1.0 mM was shown to induce a considerable oxidation of intramitochondrial NADPH, NADH, and glutath...

journal_title：Archives of biochemistry and biophysics

authors： Lenartowicz E

更新日期：1990-12-01 00:00:00

abstract：:We have studied the time-resolved fluorescence of three engineered Tet repressor (TetR) mutants bearing a single Trp residue at positions 162, 163, and 165 in the C-terminal part of the loop joining helices 8 and 9. Detailed analysis indicates that, at 20 degrees, the fluorescence decay of each Trp can be described as...

journal_title：Archives of biochemistry and biophysics

authors： Alberti P,Bombarda E,Kintrup M,Hillen W,Lami H,Piémont E,Doglia SM,Chabbert M

更新日期：1997-10-15 00:00:00

abstract：:Hyperammonemia is a major pathophysiological factor in encephalopathies associated with acute and chronic liver failure. On mouse brain slice preparations we analyzed the effects of ammonium on the characteristics of corticostriatal long-term potentiation (LTP) induced by high-frequency electrical stimulation (HFS) of...

journal_title：Archives of biochemistry and biophysics

authors： Chepkova AN,Sergeeva OA,Haas HL

更新日期：2013-08-15 00:00:00

abstract：:Most important processes in cell life are regulated by calcium (Ca2+). A number of mechanisms have thus been developed to maintain the concentration of free Ca2+ inside cells at the level (100-200nM) necessary for the optimal operation of the targets of its regulatory function. The systems that move Ca2+ back and fort...

journal_title：Archives of biochemistry and biophysics

authors： Di Leva F,Domi T,Fedrizzi L,Lim D,Carafoli E

更新日期：2008-08-01 00:00:00

abstract：:Elevation of cytosolic level of Ca(2+) was measured by spatial screening of freshly isolated dorsal root ganglion neurons loaded with Fura-2AM after subjecting them to a moderate hypoxic solution (pO(2)=10-40 mmHg). Short exposure of neurons to hypoxia resulted in a reversible elevation of intracellular Ca(2+) to abou...

journal_title：Archives of biochemistry and biophysics

authors： Lukyanetz EA,Stanika RI,Koval LM,Kostyuk PG

更新日期：2003-02-15 00:00:00

abstract：:We demonstrate that the efficiency of adenovirus-assisted exogenous Ca(2+) ATPase (SERCA) and reporter (EGFP) gene expression is much higher in primary cultures of myocytes from neonatal rat hearts, than in primary cultures of myocytes from adult rat hearts. In this respect, the neonatal myocytes behave similarly to t...

journal_title：Archives of biochemistry and biophysics

authors： Sumbilla C,Ma H,Seth M,Inesi G

更新日期：2003-07-15 00:00:00

abstract：:Cellobiose dehydrogenase (CDH), an extracellular hemoflavoenzyme produced by the cellulose-degrading cultures of Phanerochaete chrysosporium, oxidizes cellobiose to cellobionolactone. CDH has been purified to homogeneity by a five-step purification procedure. The homogeneous CDH is monomeric and has a relative molecul...

journal_title：Archives of biochemistry and biophysics

authors： Bao W,Usha SN,Renganathan V

更新日期：1993-02-01 00:00:00

abstract：:A gold(III) compound [Au(C^N^C)(IMe)]CF(3)SO(3) (Gold III) has been reported to have anticancer properties as it is able to reduce topoisomerase IB activity in vitro and suppress tumor growth in nude mice model. Here we have investigated the mechanism of inhibition of human topoisomerase IB activity by this compound, ...

journal_title：Archives of biochemistry and biophysics

authors： Castelli S,Vassallo O,Katkar P,Che CM,Sun RW,Desideri A

更新日期：2011-12-15 00:00:00

abstract：:The mechanism of C4 acid decarboxylation was studied in bundle sheath cell strands from Urochloa panicoides, a phosphoenolpyruvate carboxykinase (PCK)-type C4 plant. Added malate was decarboxylated to give pyruvate and this activity was often increased by adding ADP. Added oxaloacetate or aspartate plus 2-oxoglutarate...

journal_title：Archives of biochemistry and biophysics

authors： Burnell JN,Hatch MD

更新日期：1988-01-01 00:00:00

abstract：:3-Methyl-substituted fatty acids are first oxidatively decarboxylated (alpha-oxidation) before they are degraded further via beta-oxidation. We synthesized [1-14C]phytanic and 3-[1-14C]methylmargaric acids in order to study their alpha-oxidation in isolated rat hepatocytes, rat liver homogenates and subcellular fracti...

journal_title：Archives of biochemistry and biophysics

authors： Huang S,Van Veldhoven PP,Vanhoutte F,Parmentier G,Eyssen HJ,Mannaerts GP

更新日期：1992-07-01 00:00:00

abstract：:Reactive oxygen species (ROS) play a crucial role in the pathophysiology of ischemic heart disease by causing cardiac dysfunction and cell death. Several redox-sensitive anti- and pro-apoptotic transcription factors including NFkappaB and AP-1 progressively and steadily increase in the heart as a function of the durat...

journal_title：Archives of biochemistry and biophysics

authors： Das DK,Maulik N

更新日期：2003-12-15 00:00:00

abstract：:A quantitative assay has been developed to measure holocarboxylase synthetase activity in cellular extracts. This assay was based on measuring the incorporation of [3H]biotin of high specific activity (4.3 Ci/mmol) into purified rat liver apopyruvate carboxylase. With this assay, holocarboxylase synthetase in 3T3-L1 m...

journal_title：Archives of biochemistry and biophysics

authors： Chang HI,Cohen ND

更新日期：1983-08-01 00:00:00

abstract：:Excessive proliferation, migration and dedifferentiation of vascular smooth muscle cells (VSMCs) are the center of intimal formation during in-stent restenosis and vein graft disease. Paeoniflorin-6'-O-benzene sulfonate (CP-25) is known to suppress inflammation and atherogenesis. However, the potential effect of CP-25...

journal_title：Archives of biochemistry and biophysics

authors： Zhang J,Liu Y,Long M,Li J,Zhao W,Su Q

更新日期：2020-11-15 00:00:00