Na(+)-dependent high affinity uptake of L-glutamate in primary cultures of human fibroblasts isolated from three different types of tissue.

abstract：:The aim of this investigation was to study the effect of intramitochondrial acyl-CoA on the respiration of rabbit heart mitochondria over the whole range of stationary respiratory rates between States 4 and 3. The creatine phosphokinase system was used for stabilization of extramitochondrial adenine nucleotide concent...

journal_title：FEBS letters

authors： Borutaite V,Mildaziene V,Ivanoviene L,Kholodenko B,Toleikis A,Praskevicius A

更新日期：1989-01-30 00:00:00

abstract：:The reduction and reoxidation kinetics of the first quinone-type electron acceptor in photosystem II, QA-, were measured by fluorescence in a light-tolerant, photosystem I-less strain of the cyanobacterium Synechocystis sp. PCC 6803. In this strain, which shows excellent amplitudes of variable fluorescence, the rate o...

journal_title：FEBS letters

authors： Vermaas WF,Shen G,Styring S

更新日期：1994-01-03 00:00:00

abstract：:Leaves and chloroplasts from Arabidopsis plants with increased amounts of PsbS protein showed the same percentage increase in nonphotochemical quenching in comparison to the wild type both in the presence and absence of zeaxanthin. The absorption change at 525-535 nm was also more pronounced in both cases. It is sugge...

journal_title：FEBS letters

authors： Crouchman S,Ruban A,Horton P

更新日期：2006-04-03 00:00:00

abstract：:Rabbits ingesting 4-fluorophenylalanine are known to incorporate small amounts of this fluorinated amino acid into their proteins. Carbonic anhydrase I isolated from the erythrocytes of animals so maintained exhibits a well-resolved fluorine NMR signal for each phenylalanine in the sequence. The chemical shifts of mos...

journal_title：FEBS letters

authors： Gamcsik MP,Gerig JT

更新日期：1986-02-03 00:00:00

abstract：:Endothelin (ET-1) has been shown to exert vasoconstrictor activity in vivo and mobilize Ca2+ in vascular smooth muscle cells in culture. In this paper we show that the human skin fibroblast exhibits specific receptors to ET-1 and that activation of these receptors results in increased intracellular Ca2+ (Ca2+i) and ac...

journal_title：FEBS letters

authors： Gardner JP,Maher E,Aviv A

更新日期：1989-10-09 00:00:00

abstract：:Incubation of isolated hepatocytes containing normal Ca2+ levels with angiotensin II, vasopressin or A23187 caused significant inhibition of the cAMP response to glucagon. Angiotensin II also inhibited cAMP accumulation induced by either glucagon or epinephrine in Ca2+-depleted hepatocytes. When submaximal doses of ho...

journal_title：FEBS letters

authors： Morgan NG,Exton JH,Blackmore PF

更新日期：1983-03-07 00:00:00

abstract：:Ubiquitin was extracted from testis of 4 mammals and purified to homogeneity by gel filtration chromatography. Amino acid compositions and NH2-terminal sequences were found to be identical in the 4 species and with calf thymus ubiquitin. Ubiquitin conformation was shown to be very sensitive to oxidation. Improved meth...

journal_title：FEBS letters

authors： Loir M,Caraty A,Lanneau M,Menezo Y,Muh JP,Sautiere P

更新日期：1984-04-24 00:00:00

abstract：:HBV particles with genome derived from spliced mRNAs accumulate in patients with virus-derived severe liver necrosis and fibrosis. We investigated the role of an intronic element (intronic splicing silencer-long, ISS(L)) on splicing of HBV minigene transcripts. Removal of the entire ISS(L) showed two-fold increase in ...

journal_title：FEBS letters

authors： Chowdhury JB,Roy D,Ghosh S

更新日期：2011-10-20 00:00:00

abstract：:The four chain agglutinins from Abrus precatorius, Viscum album and Ricinus communis promote depurination of the 28 S rRNA from rabbit reticulocyte ribosomes characteristic of the common ribosome-inactivating proteins (RIPs). These agglutinins inhibited mammalian protein synthesis at nanomolar concentrations but they ...

journal_title：FEBS letters

authors： Citores L,Ferreras JM,Iglesias R,Carbajales ML,Arias FJ,Jiménez P,Rojo MA,Girbés T

更新日期：1993-08-23 00:00:00

abstract：:Little is known about the mechanisms underlying calcium-induced Ca2+ release (CICR) in plants. The slow-activating vacuolar (SV) channel is both permeable to, and activated by Ca2+, and is therefore a prime candidate for a role in CICR. Cytosol-side-out vacuolar membrane vesicles loaded with 45Ca2+ showed voltage- and...

journal_title：FEBS letters

authors： Bewell MA,Maathuis FJ,Allen GJ,Sanders D

更新日期：1999-09-10 00:00:00

abstract：:The ∆Np63 isoform of the p53-family transcription factor Trp63 is a key regulator of mammary epithelial stem cells that is involved in breast cancer development. To investigate the role of ∆Np63 at different stages of normal mammary gland development, we generated a ∆Np63-inducible conditional knockout (cKO) mouse mod...

journal_title：FEBS letters

authors： Kumar S,Nandi A,Mahesh A,Sinha S,Flores E,Chakrabarti R

更新日期：2020-03-01 00:00:00

abstract：:At least two of the introns in the antithrombin-III (AT-III) gene are located in positions different from those of the other three proteins in this superfamily for which the gene structures are known, namely, ovalbumin, alpha 1-antitrypsin and angiotensinogen. In another part of the 3'-portion of the AT-III gene there...

journal_title：FEBS letters

authors： Jagd S,Vibe-Pedersen K,Magnusson S

更新日期：1985-12-02 00:00:00

abstract：:The relationship between different amino acids at the beta 6 position of hemoglobin and tetramer stability was addressed by a site-directed mutagenesis approach. Precipitation rates during mechanical agitation of oxyhemoglobins with Gln, Ala, Val, Leu and Trp at the beta 6 position increased 2, 5, 13, 21 and 53 times,...

journal_title：FEBS letters

authors： Adachi K,Kim JY,Konitzer P,Asakura T,Saviola B,Surrey S

更新日期：1993-01-02 00:00:00

abstract：:The red fluorescent protein, DsRed, recently cloned from coral Discosoma sp. has one of the longest fluorescence waves and one of the most complex absorbance spectra among the family of fluorescent proteins. In this work we found that with time DsRed fluorescence decreases under mildly acidic conditions (pH 4.0-4.8) i...

journal_title：FEBS letters

authors： Vrzheshch PV,Akovbian NA,Varfolomeyev SD,Verkhusha VV

更新日期：2000-12-29 00:00:00

abstract：:We report a new method for the detection of ligand-induced receptor internalization by fluorescence ratiometric imaging of pH in endosomes in combination with a recently developed posttranslational labeling system based on the formation of a heterodimeric coiled-coil structure. The N-terminus of the β2-adrenergic rece...

journal_title：FEBS letters

authors： Yano Y,Matsuzaki K

更新日期：2011-07-21 00:00:00

abstract：:We present here a new set of aminoglycoside-arginine conjugates (AACs) that are either site-specific or per-arginine conjugates of paromomycin, neamine, and neomycin B as well as their structure-activity relationships. Their binding constants (KD) for TAR and RRE RNAs, measured by fluorescence anisotropy, revealed dep...

journal_title：FEBS letters

authors： Lapidot A,Vijayabaskar V,Litovchick A,Yu J,James TL

更新日期：2004-11-19 00:00:00

abstract：:Lipid analyses were carried out on transplantable murine Friend leukemia cell tumors, 6 h after intratumoral administration of tumor necrosis factor-alpha (TNF). The levels of the major phospholipid classes were uniformly decreased to about 70% of control values; free fatty acids were increased to about 170%; diacylgl...

journal_title：FEBS letters

authors： Bravo E,Carpinelli G,Proietti E,Belardelli F,Cantafora A,Podo F

更新日期：1990-01-29 00:00:00

abstract：:The thermal stability of PQQ glucose dehydrogenases (PQQGDHs) which were chimeras with more than 95% made up of the N-terminal region of Escherichia coli PQQGDH and the rest made up of the C-terminal region of Acinetobacter calcoaceticus PQQGDH was investigated. Among the chimeric PQQGDHs, E97A3 (E. coli 97% and A. ca...

journal_title：FEBS letters

authors： Sode K,Watanabe K,Ito S,Matsumura K,Kikuchi T

更新日期：1995-05-15 00:00:00

abstract：:Ca(2+)-dependent protein kinases (CDPKs) play an essential role in plant Ca(2+)-mediated signal transduction. Twenty-nine CDPK genes have been identified in the rice genome through a complete search of genome and full-length cDNA databases. Eight of them were reported previously to be inducible by different stress sti...

journal_title：FEBS letters

authors： Wan B,Lin Y,Mou T

更新日期：2007-03-20 00:00:00

abstract：:Rat liver fructose 1,6-bisphosphatase can be protected against partial inactivation by N-ethylmaleimide by low concentrations of fructose 2,6-bisphosphate or high concentrations of fructose 1,6-bisphosphate. The partially inactivated enzyme has a much reduced sensitivity to high substrate inhibition and has lost the s...

journal_title：FEBS letters

authors： Meek DW,Nimmo HG

更新日期：1983-08-22 00:00:00

abstract：:Polyubiquitylation leading to proteasomal degradation is a well-established mechanism for regulating TGF-β signal transduction components such as receptors and Smads. Recently, an equally important role was suggested for monoubiquitylation of both Smad4 and receptor-associated Smads that regulates their function witho...

journal_title：FEBS letters

authors： Dupont S,Inui M,Newfeld SJ

更新日期：2012-07-04 00:00:00

abstract：:The formation of cytoplasmic inclusion bodies by Escherichia coli overproducing Clostridium thermocellum endoglucanase D (EGD) was investigated. EGD was found in inclusion bodies as a 68 kDa form, whereas the size of the cytoplasmic form was 65 kDa. Upon solubilization with urea followed by dialysis, the 68 kDa form w...

journal_title：FEBS letters

authors： Tokatlidis K,Dhurjati P,Millet J,Béguin P,Aubert JP

更新日期：1991-04-22 00:00:00

abstract：:To elucidate hydroxyapatite-protein interaction, mutant human lysozymes in which the surface charge was modified by site-directed mutagenesis were used. Five mutant human lysozymes (K1A, K13A, K33A, R10A, R14A) were expressed in yeast. The chromatographic behavior of these lysozymes was studied with a HPLC hydroxyapat...

journal_title：FEBS letters

authors： Aizawa T,Koganesawa N,Kamakura A,Masaki K,Matsuura A,Nagadome H,Terada Y,Kawano K,Nitta K

更新日期：1998-01-30 00:00:00

abstract：:Apoptosis is a physiological process for active cell removal. One of its hallmarks is an increased cytosolic Ca2+ content. Several genes involved in apoptosis control have been identified, but their mode of action is not understood in detail. Apoptosis may relate to oncogenesis, in that some malignant tumors may grow ...

journal_title：FEBS letters

authors： Richter C

更新日期：1993-06-28 00:00:00

abstract：:Conformational changes in the extradiscal regions of rhodopsin induced by illumination were investigated by modifying the visual pigment by mild treatment with cyanogen bromide prior to and after light exposure. Light induced an increased yield of cleavage of the Met bond 253-254 and a new cleavage at the Met bond 155...

journal_title：FEBS letters

authors： Pellicone C,Nullans G,Virmaux N

更新日期：1985-02-11 00:00:00

abstract：:An efficient sensing of danger and a rapid activation of the immune system are crucial for the survival of plants. Conserved pathogen/microbe-associated molecular patterns (PAMPs/MAMPs) and endogenous molecular patterns, which are present only when the tissue is infected or damaged (damage-associated molecular pattern...

journal_title：FEBS letters

authors： De Lorenzo G,Brutus A,Savatin DV,Sicilia F,Cervone F

更新日期：2011-06-06 00:00:00

abstract：:G protein-coupled receptor kinase 2 (GRK2) plays a key role in determining the rate and extent of G protein-coupled receptor (GPCR) desensitization and resensitization. Recent data indicate that GRK2 activity, subcellular distribution and expression are tightly regulated. The important physiological function of GRK2 a...

journal_title：FEBS letters

authors： Aragay AM,Ruiz-Gómez A,Penela P,Sarnago S,Elorza A,Jiménez-Sainz MC,Mayor F Jr

更新日期：1998-06-23 00:00:00

abstract：:A full-length cDNA clone (RASC8) encoding glutaredoxin (thioltransferase) was isolated from a cDNA library of an aleurone layer prepared from a developing seed of rice (Oryza sativa L.). RASC8, 568bp in length, contained an ATG codon and two possible polyadenylation signals, and encoded 112 amino acid residues. Cys-Pr...

journal_title：FEBS letters

authors： Minakuchi K,Yabushita T,Masumura T,Ichihara K,Tanaka K

更新日期：1994-01-10 00:00:00

abstract：:We have purified two growth factors from dogfish brain and retina by using their binding affinity for heparin-Sepharose. These growth factors were eluted at 1 and 2 M NaCl similarly to those purified from bovine brain or retina. Their mitogenic activity was assayed in vitro on the same mammalian cells: bovine lens epi...

journal_title：FEBS letters

authors： Lagente O,Diry M,Courtois Y

更新日期：1986-07-07 00:00:00

abstract：:Glycinebetaine (betaine), an osmoregulant in halophilic plants, stabilized the evolution of oxygen and the synthesis of ATP by thylakoid membranes from the cyanobacterium Synechocystis PCC6803 when it was present during the preparation and incubation of the thylakoid membranes. Moreover, betaine enhanced the evolution...

journal_title：FEBS letters

authors： Mamedov MD,Hayashi H,Wada H,Mohanty PS,Papageorgiou GC,Murata N

更新日期：1991-12-09 00:00:00