Induction of the enzyme aldose reductase in a lens epithelial cell line from a transgenic mouse.

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：:Uncoupling protein 2 (UCP2) was reported to be involved in insulin-glucose homeostasis, based on well established event that inhibition of UCP2 stimulates insulin secretion in pancreatic beta-cells. However, the role of UCP2 on insulin-stimulated glucose uptake in adipose tissue, which is an indispensable process in i...

journal_title：Archives of biochemistry and biophysics

authors： Zhou H,Zhao J,Zhang X

更新日期：2009-06-01 00:00:00

abstract：:Podocytes and their foot processes interlinked by slit diaphragms, constitute a continuous outermost layer of the glomerular capillary and seem to be crucial for maintaining the integrity of the glomerular filtration barrier. Purinergic signaling is involved in a wide range of physiological processes in the renal syst...

journal_title：Archives of biochemistry and biophysics

authors： Szrejder M,Rachubik P,Rogacka D,Audzeyenka I,Rychłowski M,Angielski S,Piwkowska A

更新日期：2020-11-30 00:00:00

abstract：:Hepatocytes from fed rats were incubated for 120 min in the presence of alpha-D-[1,2-13C]glucose pentaacetate (1.7 mM), both D-[1,2-13C]glucose (1.7 mM) and acetate (8.5 mM), alpha-D-glucose penta[2-13C]acetate (1.7 mM), or D-[1,2-13C]glucose (8.3 mM). The amounts of 13C-enriched L-lactate and D-glucose and those of a...

journal_title：Archives of biochemistry and biophysics

authors： Malaisse WJ,Ladrière L,Kadiata MM,Verbruggen I,Willem R

更新日期：2000-09-01 00:00:00

abstract：:The effect of phenothiazines (trifluoperazine, chlorpromazine, methochlorpromazine, and imipramine) on Ca2+ fluxes in light and heavy sarcoplasmic reticulum (SR) isolated from rabbit fast-twitch skeletal muscle was investigated. These drugs inhibited Ca2+ loading and (Ca2+,Mg2+)-ATPase activity, but had no effect on u...

journal_title：Archives of biochemistry and biophysics

authors： Volpe P,Costello B,Chu A,Fleischer S

更新日期：1984-08-15 00:00:00

abstract：:Human leukemic T-lymphocytes undergo extensive and rapid apoptosis in the presence of L1AD3, a small cyclic peptide derivative of cobra cardiotoxin. The first step in this process involves its binding to membranes of susceptible cells. By the use of a biotin "handle" synthetically incorporated at the N-terminus of L1A...

journal_title：Archives of biochemistry and biophysics

authors： Smith CA,Hinman CL

更新日期：2004-12-01 00:00:00

abstract：:A wide occurrence of peptide:N-glycanase (PNGase) in mouse organs was demonstrated. PNGase activities were determined using 14C-labeled fetuin glycopeptide I as a substrate by a newly improved enzyme assay based on the paper chromatographic and paper electrophoretic analyses. PNGase activities were detected in both so...

journal_title：Archives of biochemistry and biophysics

authors： Kitajima K,Suzuki T,Kouchi Z,Inoue S,Inoue Y

更新日期：1995-06-01 00:00:00

abstract：:While prior studies focusing on male mice suggest a role for sterol carrier protein-2/sterol carrier protein-x (SCP-2/SCP-x; DKO) on hepatic phytol metabolism, its role in females is unresolved. This issue was addressed using female and male wild-type (WT) and DKO mice fed a phytoestrogen-free diet without or with 0.5...

journal_title：Archives of biochemistry and biophysics

authors： McIntosh AL,Storey SM,Huang H,Kier AB,Schroeder F

更新日期：2017-12-01 00:00:00

abstract：:The maximal amounts of Ca2+ being accumulated (delta Ca2+max) and H+ emitted (delta H+max) by Ca2+-loading mitochondria, with succinate (+rotenone) as respiratory substrate, were evaluated. delta Ca2+max was increased by providing either citrate or ATP to a Pi- and Mg2+-free medium. With citrate, delta H+max was only ...

journal_title：Archives of biochemistry and biophysics

authors： Guidoux R

更新日期：1985-12-01 00:00:00

abstract：:Comparative studies of 5-aminoimidazole ribonucleotide (AIR) carboxylases from Escherichia coli and Gallus gallus have identified this central step in de novo purine biosynthesis as a case for unusual divergence in primary metabolism. Recent discoveries establish the fungal AIR carboxylase, encoded by the ADE2 gene, a...

journal_title：Archives of biochemistry and biophysics

authors： Firestine SM,Misialek S,Toffaletti DL,Klem TJ,Perfect JR,Davisson VJ

更新日期：1998-03-01 00:00:00

abstract：:The reaction mechanism of selenocystine beta-lyase has been studied and it was found that elemental selenium is released enzymatically from selenocysteine, and reduced to H2Se nonenzymatically with dithiothreitol or some other reductants that are added to prepare selenocysteine from selenocystine in the anaerobic reac...

journal_title：Archives of biochemistry and biophysics

authors： Esaki N,Karai N,Nakamura T,Tanaka H,Soda K

更新日期：1985-05-01 00:00:00

abstract：:A peptide containing 43 amino acid residues, rich in glutamic acid and lysine, was originally isolated from calf thymus and designated thymosin beta 4 [T.L.K. Low, S. -K. Hu, and A. L. Goldstein (1981) Proc. Nat. Acad. Sci. USA 78, 1162-1166]. However, thymosin beta 4 was also shown to be present in other tissues of r...

journal_title：Archives of biochemistry and biophysics

authors： Erickson-Viitanen S,Ruggieri S,Natalini P,Horecker BL

更新日期：1983-03-01 00:00:00

abstract：:The tertiary structure model of EF-Tu predicts that the amino acid sequence Val-Asp-His-Gly-Lys-Thr-Thr-Leu (residues 20-27) forms a pocket that binds the pyrophosphate group. To test this model we used site-directed mutagenesis to produce forms of EF-Tu altered in this region. The following mutations were constructed...

journal_title：Archives of biochemistry and biophysics

authors： Hwang YW,McCabe PG,Innis MA,Miller DL

更新日期：1989-11-01 00:00:00

abstract：:Catechol 1,2-dioxygenase catalyzes the oxygenative ring cleavage of catechol to form cis,cis-muconic acid and is encoded by a catA gene. We have cloned a catA gene from Pseudomonas putida mt-2 using a PCR product of amino acid sequence-based primers as a probe. The amino acid sequence deduced from the 930 nucleotides ...

journal_title：Archives of biochemistry and biophysics

authors： Nakai C,Uyeyama H,Kagamiyama H,Nakazawa T,Inouye S,Kishi F,Nakazawa A,Nozaki M

更新日期：1995-08-20 00:00:00

abstract：:Multidrug resistance (MDR) caused by overexpressed permeability-glycoprotein (P-gp) in cancer cells is the main barrier for the cure of cancers. P-gp can pump many chemotherapeutic drugs, which is a viable target to overcome P-gp-mediated MDR by efficient inhibitors of P-gp. However, limited understanding of the efflu...

journal_title：Archives of biochemistry and biophysics

authors： Wang L,Sun Y

更新日期：2020-12-15 00:00:00

abstract：:We have developed a protocol to purify apo-ovine (o) prostaglandin endoperoxide H(2) synthase-1 (PGHS-1) to homogeneity from ram seminal vesicles. The resulting apo enzyme can then be reconstituted with Co(3+)-protoporphyrin IX instead of Fe(3+)-protoporphyrin IX to produce a native-like, but functionally inert, enzym...

journal_title：Archives of biochemistry and biophysics

authors： Malkowski MG,Theisen MJ,Scharmen A,Garavito RM

更新日期：2000-08-01 00:00:00

abstract：:We conducted a study to determine the effect of different doses of a lutein supplement on serum lutein concentration and macular pigment optical density (MPOD). Lutein is one of the major components of human macular pigment. Eighty-seven subjects received daily doses of 5, 10, or 20 mg of lutein, or a placebo, over a ...

journal_title：Archives of biochemistry and biophysics

authors： Bone RA,Landrum JT

更新日期：2010-12-01 00:00:00

abstract：:A fraction containing a protein-glycogen complex was isolated from rat skeletal muscle in order to study the effect of hypothyroidism on phosphorylase activation in this structural and functional unit of the glycogenolytic process. The total activities of phosphorylase and phosphorylase phosphatase in euthyroids and h...

journal_title：Archives of biochemistry and biophysics

authors： Leijendekker WJ,Edauw P,van Hardeveld C,Simonides WS

更新日期：1989-10-01 00:00:00

abstract：:Interleukin-1 alpha (IL-1) stimulated the release of degraded proteoglycan from primary cultures of chondrocyte monolayers in a time- and dose-dependent fashion. Bafilomycin A1, a specific inhibitor of the vacuolar H(+)-ATPase, efficiently blocked acidification of the chondrocyte vacuolar system. Under these condition...

journal_title：Archives of biochemistry and biophysics

authors： Yocum SA,Lopresti-Morrow LL,Gabel CA,Milici AJ,Mitchell PG

更新日期：1995-02-01 00:00:00

abstract：:Colligin is a collagen-binding glycoprotein localized to the endoplasmic reticulum (ER) and has been proposed to play a role in collagen biosynthesis. Its membership in the serpin family prompted us to examine its effect on procollagen degradation. We first showed that procollagen degradation can take place in the ER ...

journal_title：Archives of biochemistry and biophysics

authors： Jain N,Brickenden A,Ball EH,Sanwal BD

更新日期：1994-10-01 00:00:00

abstract：:Benzimidazole compounds, such as omeprazole and thiabendazole, are a different type of CYP1A1 inducer from Ah receptor-ligands, such as TCDD (2,3,7,8-tetrachlorodibenzo-p-dioxin) and 3-methylcholanthrene. In HepG2 cells, the commonly used tyrosine kinase inhibitors, herbimycin-A and a series of tyrphostins, inhibited ...

journal_title：Archives of biochemistry and biophysics

authors： Kikuchi H,Hossain A,Yoshida H,Kobayashi S

更新日期：1998-10-15 00:00:00

abstract：:Physicochemical and saccharide-binding studies have been performed on Trichosanthes cucumerina seed lectin (TCSL). The agglutination activity of TCSL is highest in the pH range 8.0-11.0, whereas below pH 7.0 it decreases quite rapidly, which is consistent with the involvement of imidazole side chains of His residues, ...

journal_title：Archives of biochemistry and biophysics

authors： Kenoth R,Komath SS,Swamy MJ

更新日期：2003-05-01 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：:A series of 18 phenacyl bromide and iodoacetamide analogues have been synthesized and used to alkylate Met-398 situated in the S'1 binding site of carboxypeptidase Y. The course of the reactions was monitored by measurements of the peptidase and esterase activities. All except four of the reagents reacted selectively,...

journal_title：Archives of biochemistry and biophysics

authors： Kanstrup A,Breddam K,Buchardt O

更新日期：1993-08-01 00:00:00

abstract：:Adenylate kinase (Adk) that catalyses the synthesis of ADP from ATP and AMP has also been shown to perform an ATP dependent phosphorylation of ribo- and deoxynucleoside diphosphates to their corresponding nucleoside triphosphate; ATP+(d)NDP<-->ADP+(d)NTP. This reaction, suggested to occur by the transfer of the gamma-...

journal_title：Archives of biochemistry and biophysics

authors： Willemoës M,Kilstrup M

更新日期：2005-12-15 00:00:00

abstract：:Aldehyde oxidase (AO) and xanthine oxidase (XO) are cytosolic enzymes that have been involved in some pathological conditions and play an important role in the biotransformation of drugs and xenobiotics. The increasing interest in these enzymes demands for a simple and rapid procedure for their purification. This pape...

journal_title：Archives of biochemistry and biophysics

authors： Maia L,Mira L

更新日期：2002-04-01 00:00:00

abstract：:The rate constant for quenching, kq, of the phosphorescence of 6-bromo-2-naphthyl sulfate (BNS) by cytochromes c, cytochrome c peroxidase, catalase, and myoglobin has been measured as a function of temperature and solvent viscosity. In aqueous solution at pH 7.0 for cytochromes c and myoglobin the value of kq is nearl...

journal_title：Archives of biochemistry and biophysics

authors： Beckham S,Cook MP,Karki L,Luchsinger MM,Whitlock VR,Wu Y,Zhang Q,Schuh MD

更新日期：1994-05-01 00:00:00

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：:Gene expression in the obligate intracellular bacterium Chlamydia trachomatis ranges from nil in the infectious EB form to high in the dividing RB form. Little is known about the mechanisms of gene regulation in chlamydiae and only a few promoter sequences have been characterized. The purpose of our study was to exami...

journal_title：Archives of biochemistry and biophysics

authors： Shen L,Shi Y,Douglas AL,Hatch TP,O'Connell CM,Chen JM,Zhang YX

更新日期：2000-07-01 00:00:00

abstract：:This study showcases the potential of unnatural amino acids to enable non-natural functions when incorporated in the protein scaffold of heme metalloproteins. For this purpose, a genetically-engineered myoglobin (Mb) mutant was created by incorporating redox-active 3-amino-l-tyrosine (NH2Tyr) into its active site, rep...

journal_title：Archives of biochemistry and biophysics

authors： Chand S,Ray S,Wanigasekara E,Yadav P,Crawford JA,Armstrong DW,Rajeshwar K,Pierce BS

更新日期：2018-02-01 00:00:00