Deprivation of nerve growth factor rapidly increases purine efflux from cultured sympathetic neurons.

abstract：:The critical urea concentration (C3*) which destabilizes the structure of bovine serum albumin and chymotrypsinogen was determined by UV difference spectroscopy. The increase of the relative content of mobile rotating water molecules in aqueous urea was formerly shown by millimeter spectroscopy [1]. The rise of rotato...

journal_title：FEBS letters

authors： Khurgin Yu,Maksareva E

更新日期：1993-01-04 00:00:00

abstract：:Fibroblasts were exposed to various concentrations of hydrogen peroxide and the removal of oxidized proteins was followed by determining protein-bound carbonyls. Fibroblasts are able to increase the turnover of metabolically radiolabeled proteins after treatment with hydrogen peroxide. It was demonstrated for the firs...

journal_title：FEBS letters

authors： Sitte N,Merker K,Grune T

更新日期：1998-12-04 00:00:00

abstract：:Recently, reports have appeared which show structural variations in B-DNA and indicate deviations from a uniform helical structure. We report for the first time that these indications are also present in the B-form fibre diffraction patterns for the lithium salt of natural DNA. We have used an improved method of contr...

journal_title：FEBS letters

authors： Dutta S,Parrack PK,Sasisekharan V

更新日期：1984-10-15 00:00:00

abstract：:C26, the C-terminal 26 residue peptide of serpin A1, significantly increased cell proliferation in cultures of hepatoma cells, but not in porcine kidney epithelial cells, human skin fibroblasts or keratinocytes. The mitogenic activity of C26 was preferentially inhibited with a protein kinase C (PKC) inhibitor, an anti...

journal_title：FEBS letters

authors： Congote LF,Temmel N

更新日期：2004-10-22 00:00:00

abstract：:Daunorubicin induces apoptosis in myeloid leukemia cells by activation of neutral sphingomyelinase and ceramide generation occurring 4-10 min after daunorubicin addition. We show here that daunorubicin is able to increase the phosphoinositide 3-kinase activity and enhance intracellular phosphoinositide 3-kinase lipid ...

journal_title：FEBS letters

authors： Plo I,Bettaïeb A,Payrastre B,Mansat-De Mas V,Bordier C,Rousse A,Kowalski-Chauvel A,Laurent G,Lautier D

更新日期：1999-06-11 00:00:00

abstract：:Partial amino acid sequence was obtained from the massive myofibrillar protein nebulin. This consists of repeating motifs of about 35 residues and super-repeats of 7 x 35 = 245 residues. The repeat-motifs are likely to be largely alpha-helical and to interact with both actin and tropomyosin in thin filaments. Nebulin ...

journal_title：FEBS letters

authors： Labeit S,Gibson T,Lakey A,Leonard K,Zeviani M,Knight P,Wardale J,Trinick J

更新日期：1991-05-06 00:00:00

abstract：:The action of high-intensity ultraviolet pulse laser radiation on a 161 bp fragment of pBR 322 DNA (EcoRI-MspI fragment) was studied. At doses up to 5 X 10(18) photons/cm2 the N-glycosidic bond splitting is negligible. The action of hot piperidine on irradiated DNA leads to chain splitting at the residues, modified vi...

journal_title：FEBS letters

authors： Budowsky EI,Kovalsky OI,Yakovlev DYu,Simukova NA,Rubin LB

更新日期：1985-08-19 00:00:00

abstract：:The Ca(2+)-activated photoprotein, aequorin, contains six tryptophan residues and has a bioluminescence emission maximum at 465 nm. On converting the six tryptophan residues to phenylalanine, the mutant aequorins exhibited varied luminescence activities and spectra, but one mutant, with tryptophan-86 replaced by pheny...

journal_title：FEBS letters

authors： Ohmiya Y,Ohashi M,Tsuji FI

更新日期：1992-04-20 00:00:00

abstract：:The influence of the esterification of the 3'(2') hydroxyl group of tRNA on the hydrolysis by venom phosphodiesterase (Crotalus adamanteus) was studied. It was shown that this esterification does not change the rate of hydrolysis. At pH 7-8, no significant differences were observed either when the alpha amino group of...

journal_title：FEBS letters

authors： Yot P,Gueguen P,Chapeville F

更新日期：1968-08-01 00:00:00

abstract：:EVH1 (enabled VASP (vasodilator-stimulated protein) homology 1)/WH1 (WASP (Wiskott-Aldrich syndrome protein) homology 1) domains, present in Ena VASP and WASP, are protein interaction modules specialised in binding proline-rich ligands. An EVH1/WH1 domain is here identified in the recently cloned SMIF protein, a key p...

journal_title：FEBS letters

authors： Callebaut I

更新日期：2002-05-22 00:00:00

abstract：:Rhizobium sigma vegetative-dependent promoters are different from those of enteric bacteria and have never been characterized before. We report here the biochemical characterization of the ORF1-ntrBC promoter of Rhizobium etli. The minimal promoter region was located by means of a transcriptional fusion and further ch...

journal_title：FEBS letters

authors： Martino M,Riccio A,Defez R,Iaccarino M,Patriarca EJ

更新日期：1996-06-10 00:00:00

abstract：:Antipsychotic drugs of known antidiarrhoeal and anticalmodulin activity inhibited the cholera-toxin-catalysed ADP-ribosylation of proteins of Mr 37,000, 40,000 and 45,000 (thought to be regulatory components of the adenylate cyclase complex) that was previously shown to occur in plasma membranes from rabbit intestinal...

journal_title：FEBS letters

authors： Longbottom D,van Heyningen S

更新日期：1990-10-15 00:00:00

abstract：:In addition to the classical functions of the Golgi in membrane transport and glycosylation, the Golgi apparatus of mammalian cells is now recognised to contribute to the regulation of a range of cellular processes, including mitosis, DNA repair, stress responses, autophagy, apoptosis and inflammation. These processes...

journal_title：FEBS letters

authors： Kulkarni-Gosavi P,Makhoul C,Gleeson PA

更新日期：2019-09-01 00:00:00

abstract：:Neuronal activity is often associated with changes in gene expression. By a two-dimensional cDNA-display system, restriction landmark cDNA scanning, we identified a novel gene whose expression in the hippocampus was up-regulated by kainate stimulation. The mRNA expression was detected only in brain and up-regulated by...

journal_title：FEBS letters

authors： Nakayama T,Yaoi T,Yasui M,Kuwajima G

更新日期：1998-05-22 00:00:00

abstract：:We have used a competitive enzyme-linked immunoassay with a panel of monoclonal antibodies to probe the topography of the membrane-bound form of apolipoprotein B (apo B) in rabbit microsomes. All epitopes investigated were found to be expressed at the cytosolic side of the microsomal membrane under conditions in which...

journal_title：FEBS letters

authors： Wilkinson J,Higgins JA,Groot PH,Gherardi E,Bowyer DE

更新日期：1992-06-08 00:00:00

abstract：:Rabbit red blood cells of various ages were separated on Percoll gradients and the activities of two large cytosolic proteases were measured. Both the multicatalytic protease (MCP), assayed by hydrolysis of fluorigenic peptides, and the 26 S ubiquitin/ATP-stimulated protease, assayed by degradation of ubiquitin-lysozy...

journal_title：FEBS letters

authors： Di Cola D,Pratt G,Rechsteiner M

更新日期：1991-03-11 00:00:00

abstract：:Pin2/TRF1 was independently identified as a telomeric DNA-binding protein (TRF1) that regulates telomere length, and as a protein (Pin2) that can bind the mitotic kinase NIMA and suppress its lethal phenotype. We have previously demonstrated that Pin2/TRF1 levels are cell cycle-regulated and its overexpression induces...

journal_title：FEBS letters

authors： Nakamura M,Zhou XZ,Kishi S,Lu KP

更新日期：2002-03-13 00:00:00

abstract：:Human cystatin C (HCC) is a low molecular weight member of the cystatin family (type2). HCC consists of 120 amino acids. Normally it is an inhibitor of cysteine proteases, but in pathological conditions it forms amyloid fibrils in brain arteries of young adults. An 'aggregation-prone' pentapeptide ((47)LQVVR(51)) was ...

journal_title：FEBS letters

authors： Tsiolaki PL,Hamodrakas SJ,Iconomidou VA

更新日期：2015-01-02 00:00:00

abstract：:The enzymatic degradation of the closely related insoluble polysaccharides; cellulose (β(1-4)-linked glucose) by cellulases and chitin (β(1-4)-linked N-acetylglucosamine) by chitinases, is of large biological and economical importance. Processive enzymes with different inherent directionalities, i.e. attacking the pol...

journal_title：FEBS letters

authors： Hamre AG,Schaupp D,Eijsink VG,Sørlie M

更新日期：2015-07-08 00:00:00

abstract：:The minimal functional enzyme unit of Na,K-ATPase consists of an alpha-beta complex. The alpha-subunit bears all functional domains of the enzyme and so far a regulatory role for the beta-subunit in the catalytic cycle has not been established. On the other hand, increasing experimental evidence suggests that the beta...

journal_title：FEBS letters

authors： Geering K

更新日期：1991-07-22 00:00:00

abstract：:In Xanthomonas campestris, the causative agent of black rot in crucifers, the endoglucanase level is greatly decreased in the mutant deficient in Clp, a homologue of cyclic AMP receptor protein (CRP). It is established that Clp has the same DNA binding specificity as CRP at positions 5, 6, and 7 (GTG motif) of the DNA...

journal_title：FEBS letters

authors： Hsiao YM,Liao HY,Lee MC,Yang TC,Tseng YH

更新日期：2005-07-04 00:00:00

abstract：:Dark-grown angiosperm seedlings lack chlorophylls, but accumulate protochlorophyllide a complexed with the light-dependent enzyme NADPH:protochlorophyllide oxidoreductase. Previous investigators correlated spectral heterogeneity of in vivo protochlorophyllide forms and a shift of chlorophyllide forms from 680 to 672 n...

journal_title：FEBS letters

authors： Klement H,Oster U,Rüdiger W

更新日期：2000-09-01 00:00:00

abstract：:Amylin appears to interfere with the action of insulin in muscle and possibly in liver. We have attempted to detect a direct antagonism between amylin and insulin in cultured rat hepatocytes. The stimulation of glucokinase gene expression was used as a marker of insulin action. Amylin proved ineffective in suppressing...

journal_title：FEBS letters

authors： Nouspikel T,Gjinovci A,Li S,Iynedjian PB

更新日期：1992-04-13 00:00:00

abstract：:We constructed five mutated cDNAs encoding human interferon-gamma (IFN-gamma) derivatives lacking 19-23 COOH-terminal residues and expressed them in Escherichia coli. All the derivatives were purified to homogeneity. They showed substantially the same order of antiviral activity in vitro as the intact molecule, and be...

journal_title：FEBS letters

authors： Sakaguchi M,Honda S,Ozawa M,Nishimura O

更新日期：1988-03-28 00:00:00

abstract：:Cripto-1 and OCT4, expressed in stem cells and cancers, play important roles in tumorigenesis. Here, we demonstrate that Cripto-1 expression is regulated by OCT4 in human embryonic carcinoma NCCIT cells. The endogenous expression of Cripto-1 and OCT4 is significantly reduced during differentiation. Cripto-1 expression...

journal_title：FEBS letters

authors： Park SW,Do HJ,Han MH,Choi W,Kim JH

更新日期：2018-01-01 00:00:00

abstract：:Antibodies generated against synthetic peptides that correspond to highly conserved sequence motifs in the annexins reacted with a variety of annexins from different species. These include Xenopus laevis and Drosophila melanogaster, which contain cross-reacting polypeptides of apparent Mr 34,000 and 30,000. As expecte...

journal_title：FEBS letters

authors： Gerke V

更新日期：1989-12-04 00:00:00

abstract：:The solution structure of endothelin-1, a newly discovered potent bicyclic peptide vaso-constrictor agent, has been investigated using 1H NMR conformational constraints and distance geometry calculations. The conformation is constrained by two disulphide bridges between Cys1-Cys15 and Cys3-Cys11 but the NMR data and c...

journal_title：FEBS letters

authors： Munro S,Craik D,McConville C,Hall J,Searle M,Bicknell W,Scanlon D,Chandler C

更新日期：1991-01-14 00:00:00

abstract：:The photoreduction of the primary electron acceptor, QA, has been characterized by light-induced Fourier transform infrared difference spectroscopy for Rb. sphaeroides reaction centers and for Rsp. rubrum and Rp. viridis chromatophores. The samples were treated both with redox compounds, which rapidly reduce the photo...

journal_title：FEBS letters

authors： Breton J,Thibodeau DL,Berthomieu C,Mäntele W,Verméglio A,Nabedryk E

更新日期：1991-01-28 00:00:00

abstract：:HMr alpha 2CPI was found to be an inhibitor of human liver cathepsin H by the measurement of the dissociation constant (Ki), the association rate constant (k1) and the dissociation rate constant (k-1) between the enzyme and the inhibitor. These data suggest that this protein-proteinase inhibitor can play a physiologic...

journal_title：FEBS letters

authors： Pagano M,Engler R

更新日期：1984-01-23 00:00:00

abstract：:Piriprost and nordihydroguiaretic acid (NDGA), specific inhibitors of arachidonate lipoxygenase, inhibited phytohaemagglutinin (PHA)-stimulated breakdown of inositol lipids in human T lymphocytes. The dual inhibitors eicosatetraynoic acid (ETYA) and BW 755C, which inhibit both lipoxygenase and cyclooxygenase, also had...

journal_title：FEBS letters

authors： Mire-Sluis AR,Cox CA,Hoffbrand AV,Wickremasinghe RG

更新日期：1989-11-20 00:00:00