The effects of glucocorticoids on thymidine kinase and nucleoside phosphotransferase during development of chicken embryo retina.

abstract：:Stable liposomes were rendered pH-sensitive by complexation to a polymer that undergoes marked temperature- and pH-dependent water solubility changes. The N-isopropylacrylamide-methacrylic acid copolymer was prepared with or without octadecyl acrylate. At pH below the phase transition of the polymer, egg phosphatidylc...

journal_title：FEBS letters

authors： Meyer O,Papahadjopoulos D,Leroux JC

更新日期：1998-01-02 00:00:00

abstract：:α-Glucosidase hydrolyzes α-glucosides and transfers α-glucosyl residues to an acceptor through transglucosylation. In this study, GH13_31 α-glucosidase BspAG13_31A with high transglucosylation activity is reported in Bacillus sp. AHU2216 and biochemically and structurally characterized. This enzyme is specific to α-(1...

journal_title：FEBS letters

authors： Auiewiriyanukul W,Saburi W,Kato K,Yao M,Mori H

更新日期：2018-07-01 00:00:00

abstract：:Non-alcoholic fatty liver disease is tightly associated with insulin resistance, type 2 diabetes and obesity, but the molecular links between hepatic fat accumulation and insulin resistance are not fully identified. Excessive accumulation of triglycerides (TG) is one the main characteristics of non-alcoholic fatty liv...

journal_title：FEBS letters

authors： Denechaud PD,Dentin R,Girard J,Postic C

更新日期：2008-01-09 00:00:00

abstract：:The Xenopus laevis oocyte has endogenous sites that bind muscarinic agonists, which have been pharmacologically characterized as M3 and/or M1 receptor subtypes. In order to define the molecular identify of the receptor protein we have analyzed a Xenopus oocyte cDNA library and cloned a 2.9 kb cDNA fragment encoding a ...

journal_title：FEBS letters

authors： Herrera L,Carvallo P,Antonelli M,Olate J

更新日期：1994-09-26 00:00:00

abstract：:Members of the heat shock protein 70 (Hsp70) family are found in most of the compartments of eukaryotic cells where they play essential roles in protein metabolism. In yeast mitochondria, two Hsp70 proteins are known: Ssc1 and Ssq1. We identified Ecm10 as a third Hsp70 protein in the mitochondrial matrix. Ecm10 shares...

journal_title：FEBS letters

authors： Baumann F,Milisav I,Neupert W,Herrmann JM

更新日期：2000-12-29 00:00:00

abstract：:We have studied the incorporation of [(14)C]serine and of [(3)H]sphingosine into sphingomyelin in the presence or absence of brefeldin A (BFA) in three different cell types. Administration of BFA (1 microgram/ml) to fibroblasts for 24 h increased the incorporation of label into sphingomyelin 1.5-3 fold compared with u...

journal_title：FEBS letters

authors： Sadeghlar F,Sandhoff K,van Echten-Deckert G

更新日期：2000-07-28 00:00:00

abstract：:The cerebral deposition of 40-42 residue amyloid beta-protein (Abeta) is a characteristic of Alzheimer's disease. Cathepsin D is possibly involved in the intracellular clearance of Abeta (Hamazaki, H. (1996) FEBS Lett., in press). The present work shows that cathepsin D hydrolyzes wild-type Abeta 20 times faster than ...

journal_title：FEBS letters

authors： Hamazaki H

更新日期：1996-11-18 00:00:00

abstract：:Human class Alpha glutathione transferase (GST) A1-1 has been subjected to site-directed mutagenesis of a Tyr residue conserved in all classes of cytosolic GSTs. The change of Tyr8----Phe lowers the specific activities with three substrates to 2-8% of the values for the wild-type enzyme. The changes in the kinetic par...

journal_title：FEBS letters

authors： Stenberg G,Board PG,Mannervik B

更新日期：1991-11-18 00:00:00

abstract：:Various properties have been evaluated for the binding to tissue culture substrata of proteolytic fragments of human plasma or cellular fibronectins containing complementary sequences from the individual and alternatively spliced chains, since related fragments are known to yield differing adhesive responses from cell...

journal_title：FEBS letters

authors： Lewandowska K,Kaetzel CS,Zardi L,Culp LA

更新日期：1988-09-12 00:00:00

abstract：:The products of the isiAB operon are a chlorophyll antenna protein (IsiA) and flavodoxin (IsiB), which accumulate in cyanobacteria grown under iron starvation conditions. Here we show that strong light triggers de-repression of isiAB transcription and leads to IsiA and flavodoxin accumulation under iron replete condit...

journal_title：FEBS letters

authors： Havaux M,Guedeney G,Hagemann M,Yeremenko N,Matthijs HC,Jeanjean R

更新日期：2005-04-25 00:00:00

abstract：:Neutrophils contain four uncharacterized protein kinases with molecular masses of ca. 69, 63, 49 and 40 kDa that are rapidly activated upon stimulation of these cells with the chemoattractant fMet-Leu-Phe [Ding, J. and Badwey, J.A. (1993) J. Biol. Chem. 268, 17326-17333]. We now report that wortmannin and 1-butanol bl...

journal_title：FEBS letters

authors： Ding J,Badwey JA

更新日期：1994-07-11 00:00:00

abstract：:The Pep12 protein of Saccharomyces cerevisiae is a member of the syntaxin family thought to function as target membrane receptor (t-SNARE) for vesicular intermediates travelling between the Golgi apparatus and the vacuole. Exploiting the temperature-sensitive growth phenotype of pep12 deletion strains, we identified V...

journal_title：FEBS letters

authors： Götte M,Gallwitz D

更新日期：1997-07-07 00:00:00

abstract：:The characteristics of renal transport of L-alanine by luminal-membrane vesicles from proximal straight tubules (pars recta) of rabbit kidney were investigated. The following picture emerges from transport studies. Two electrogenic and Na+ requiring systems confined to this region of the nephron exist for the transpor...

journal_title：FEBS letters

authors： Vorum H,Jessen H,Jørgensen KE,Sheikh MI

更新日期：1988-01-18 00:00:00

abstract：:One of the main objectives in the analysis of microarray experiments is the identification of genes that are differentially expressed under two experimental conditions. This task is complicated by the noisiness of the data and the large number of genes that are examined simultaneously. Here, we present a novel techniq...

journal_title：FEBS letters

authors： Breitling R,Armengaud P,Amtmann A,Herzyk P

更新日期：2004-08-27 00:00:00

abstract：:CDK11(p58), a 58kDa protein of the PITSLRE kinase family, plays an important role in cell cycle progression, and is closely related to cell apoptosis. To gain further insight into the function of CDK11(p58), we screened a human fetal liver cDNA library for its interacting proteins using the yeast two-hybrid system. He...

journal_title：FEBS letters

authors： Zong H,Li Z,Liu L,Hong Y,Yun X,Jiang J,Chi Y,Wang H,Shen X,Hu Y,Niu Z,Gu J

更新日期：2005-07-04 00:00:00

abstract：:Zinc cations at concentrations of 0.2 mM and greater catalyzed specific phosphorylation, by ATP, of two membrane-associated proteins from rat hippocampus. These proteins, corresponding to molecular weights of 60 and 49 kDa, were phosphorylated primarily at tyrosine residues. The 60-kDa protein was identified as p60c-s...

journal_title：FEBS letters

authors： Vener AV,Loeb J

更新日期：1992-06-01 00:00:00

abstract：:We have studied the inhibition by a phosphorothioate oligodeoxynucleotide (17PScap) of cDNA synthesis performed by either avian or murine reverse transcriptase. Three different mechanisms of inhibition were identified: at low concentrations (< 100 nM), the cleavage of the RNA template by the retroviral RNase H at the ...

journal_title：FEBS letters

authors： Boiziau C,Moreau S,Toulmé JJ

更新日期：1994-03-07 00:00:00

abstract：:A large protein complex (approx. 2000 kDa) was found in the cytosol of the hyperthermophilic archaebacterium Staphylothermus marinus. The purified protein was shown to be a homomultimer of 93 kDa subunits, the primary structure of which was determined by nucleotide sequence analysis. The protein belongs to the family ...

journal_title：FEBS letters

authors： Cicicopol C,Peters J,Kellermann J,Baumeister W

更新日期：1994-12-19 00:00:00

abstract：:In kidney cortex tubules isolated from fed rabbits L-alanine is not utilized as glucose precursor, when added as a sole substrate. However, this amino acid decreases gluconeogenesis from low (up to 1 mM) 2-oxoglutarate concentrations and stimulates this process at higher (2.5-10 mM) ketoacid contents in the suspension...

journal_title：FEBS letters

authors： Zabłocki K,Bryła J

更新日期：1989-12-18 00:00:00

abstract：:Bispecific miniantibodies were constructed by genetically fusing the C(H)1 domain of an IgG1 to the C-terminus of a single-chain Fv fragment (scFv-425), specific for the EGF receptor, and fusing the C(L) domain of a kappa light chain to the C-terminus of a scFv specific for CD2 (scFv-M1). An efficient dicistronic gene...

journal_title：FEBS letters

authors： Müller KM,Arndt KM,Strittmatter W,Plückthun A

更新日期：1998-01-30 00:00:00

abstract：:Amylin, a 37 amino acid product of pancreatic beta-cells, inhibits insulin-stimulated radioglucose incorporation into muscle glycogen. In the current study, we exercised rats and then prelabelled the glycogen pool by infusing [3-3H]glucose along with glucose and insulin. Subsequent amylin administration increased the ...

journal_title：FEBS letters

authors： Young AA,Carlo P,Smith P,Wolfe-Lopez D,Pittner R,Wang MW,Rink T

更新日期：1993-11-22 00:00:00

abstract：:c-Myc is a transcriptional regulator involved in carcinogenesis through its role in growth control and cell cycle progression. Here we attempt to relate its role in stimulating the G1-S transition to the ability to affect functioning of key cell cycle regulators, and we focus on how its property of modulating transcri...

journal_title：FEBS letters

authors： Nasi S,Ciarapica R,Jucker R,Rosati J,Soucek L

更新日期：2001-02-16 00:00:00

abstract：:The possibility that the mutant mouse wasted (wst/wst) may serve as an animal model for studies of severe combined immunodeficiency disease (SCID) and the role of adenosine deaminase (ADA, EC 3.5.4.4) in adenosine metabolism were investigated. The specific activity of ADA in wst/wst compared with control mice was sign...

journal_title：FEBS letters

authors： Geiger JD,Nagy JI

更新日期：1986-11-24 00:00:00

abstract：:Apoptotic protease activating factor-1 (Apaf-1) is an adaptor molecule essential for caspase-9 activation. Subcellular analysis of Apaf-1 in NIH-3T3 fibroblasts and the immature murine B cell lymphoma WEHI-231 indicates that Apaf-1 is localized in the Golgi apparatus and cytoplasm. Bcl-2 overexpression in WEHI-231 cel...

journal_title：FEBS letters

authors： Ruiz-Vela A,Albar JP,Martínez CA

更新日期：2001-07-13 00:00:00

abstract：:Contactin and TAG-1 are glycan phosphatidyl inositol (GPI)-anchored cell adhesion molecules that play a crucial role in the organization of axonal subdomains at the node of Ranvier of myelinating fibers. Contactin and TAG-1 mediate axo-glial selective interactions in association with Caspr-family molecules at paranode...

journal_title：FEBS letters

authors： Labasque M,Faivre-Sarrailh C

更新日期：2010-05-03 00:00:00

abstract：:It is now widely recognized that the packaging of genomic DNA, together with core histones, linker histones, and other functional proteins into chromatin profoundly influences nuclear processes such as transcription, replication, DNA repair, and recombination. Whereas earlier structural studies portrayed nucleosomes (...

journal_title：FEBS letters

authors： Chakravarthy S,Park YJ,Chodaparambil J,Edayathumangalam RS,Luger K

更新日期：2005-02-07 00:00:00

abstract：:High-molecular-weight [14C]hyaluronate was incubated with cultured fibroblasts from human uterine cervix and skin, and then the depolymerization of the hyaluronate was investigated. [14C]Hyaluronate in the medium of skin fibroblasts was depolymerized into a constant molecular weight (M(r) about 40,000), whereas that o...

journal_title：FEBS letters

authors： Tanaka K,Nakamura T,Ikeya H,Higuchi T,Tanaka A,Morikawa A,Saito Y,Takagaki K,Endo M

更新日期：1994-06-20 00:00:00

abstract：:Studies of protein synthesis in the chloroplast compartment have revealed a unique combination of translational autoregulations and trans-regulations due to the delivery of a variety of nuclear factors that act post-transcriptionally. We show how these two characteristics concur to set the major step in the regulation...

journal_title：FEBS letters

authors： Choquet Y,Wollman FA

更新日期：2002-10-02 00:00:00

abstract：:Various molecular mechanisms are involved in the efficacy of arsenic trioxide (ATO) against malignant hematologic and some solid tumors. FLICE-like inhibitory protein (FLIP) is an inhibitor of apoptosis mediated by death receptors. In this study, we identified a new link between the down-regulation of cellular FLIP(L)...

journal_title：FEBS letters

authors： Zhang G,Liu J,Zhang Y,Qu J,Xu L,Zheng H,Liu Y,Qu X

更新日期：2012-09-21 00:00:00

abstract：:Activation of T-cells infected by HIV-1 results in activation of long terminal repeat (LTR)-dependent viral transcription and ultimately the production of infectious virus. Although full T-cell activation requires a complex series of intracellular signals, including protein kinase C activation, calcium mobilisation, a...

journal_title：FEBS letters

authors： Baldari CT,Macchia G,Massone A,Telford JL

更新日期：1992-06-15 00:00:00