Determination of physicochemical parameters of liposomes from concentration data.

abstract：:Three different hydrogenases (isolated from Clostridium pasteurianum, Desulfovibrio desulfuricans strain Norway 4 and D. baculatus 9974) added to a suspension of TiO2 (anatase) powder are able to catalyze H2 evolution under band gap illumination of the semiconducting particles, and in the presence of EDTA or methanol ...

journal_title：Biochimie

authors： Cuendet P,Rao KK,Grätzel M,Hall DO

更新日期：1986-01-01 00:00:00

abstract：:The secretome produced by cells within the bone marrow is significant to homeostasis. The bone marrow, a well-studied organ, has multiple niches with distinct roles for supporting stem cell functions. Thus, an understanding of mediators involved in the regulation of stem cells could serve as a model for clinical probl...

journal_title：Biochimie

authors： Eltoukhy HS,Sinha G,Moore CA,Gergues M,Rameshwar P

更新日期：2018-12-01 00:00:00

abstract：:The periplasmic histidine permease of Salmonella typhimurium is composed of a soluble histidine-binding protein and three membrane-bound components. These latter are produced in very small amounts and only two, the Q and the P protein, have been previously identified. This paper describes the construction of a plasmid...

journal_title：Biochimie

authors： Ames GF,Nikaido K,Hobson A,Malcolm B

更新日期：1985-01-01 00:00:00

abstract：:In the present study we evaluated the effect of chronic methionine administration on oxidative stress and biochemical parameters in liver and serum of rats, respectively. We also performed histological analysis in liver. Results showed that hypermethioninemia increased chemiluminescence, carbonyl content and glutathio...

journal_title：Biochimie

authors： Stefanello FM,Matté C,Pederzolli CD,Kolling J,Mescka CP,Lamers ML,de Assis AM,Perry ML,dos Santos MF,Dutra-Filho CS,Wyse AT

更新日期：2009-08-01 00:00:00

abstract：:A series of halomethylated derivatives of dihydrocoumarins has been found to inhibit irreversibly proteases and esterases. alpha-Chymotrypsin, subtilish, elastase are rapidly inactivated in the presence of these compounds, while trypsin, kallicrein, papain are inhibited more slowly. Esterases like acetylcholinesterase...

journal_title：Biochimie

authors： Béchet JJ,Dupaix A,Roucous C,Bonamy AM

更新日期：1977-01-01 00:00:00

abstract：:1) Isonitrile derivatives of synthetic polyamides, polyesters and polyalcohols, of polysaccharides such as cellulose, cross-linked dextran and agarose, linear dextran and of cross-linked and linear polyacrylamide were prepared. 2) Proteins and low-molecular-weight ligands were bound covalently to these materials by fo...

journal_title：Biochimie

authors： Goldstein L

更新日期：1980-01-01 00:00:00

abstract：:Peptides with hormonal or neuronal activity are derived by enzymatic processing from pro-hormones, which by themselves are biologically inert. Processing and other enzymatic conversions may occur step-wise, leading to the formation of a cascade of biologically active (or inactive) peptides. The neurokin in substance P...

journal_title：Biochimie

authors： Nyberg F,Le Grevés P,Terenius L

更新日期：1988-01-01 00:00:00

abstract：:RNA-protein crosslinks were introduced into the 40S ribosomal subunits from Saccharomyces cerevisiae by mild UV treatment. Proteins crosslinked to the 18S rRNA molecule were separated from free proteins by repeated extraction of the treated subunits and centrifugation in glycerol gradients. After digestion with RNase ...

journal_title：Biochimie

authors： Xiang RH,Lee JC

更新日期：1989-11-01 00:00:00

abstract：:This paper reviews recent data on the adenylate cyclase system of the yeast Saccharomyces cerevisiae. Since the discovery of yeast adenylate cyclase mutants and the possibility of molecular biological analysis, adenylate cyclase and the subsequent steps in the cAMP cascade have become subject of intense investigation....

journal_title：Biochimie

authors： Jacquet M,Camonis J

更新日期：1985-01-01 00:00:00

abstract：:Ceramide synthases (CerSs) are key enzymes in the biosynthesis of ceramides and display a group of at least six different isoenzymes (CerS1-6). Ceramides itself are bioactive molecules. Ceramides with different N-acyl side chains (C(14:0)-Cer - C(26:0)-Cer) possess distinct roles in cell signaling. Therefore, the sele...

journal_title：Biochimie

authors： Schiffmann S,Hartmann D,Fuchs S,Birod K,Ferreiròs N,Schreiber Y,Zivkovic A,Geisslinger G,Grösch S,Stark H

更新日期：2012-02-01 00:00:00

abstract：:In parallel with crystallographic studies of ribosomes from Thermus thermophilus, a long-term program on the crystallization and structural investigations of ribosomal proteins from the same microorganism has been started at the Institute of Protein Research (Pushchino, Russia). At present, more than half of the indiv...

journal_title：Biochimie

authors： Garber MB,Agalarov SC,Eliseikina IA,Fomenkova NP,Nikonov SV,Sedelnikova SE,Shikaeva OS,Vasiliev D,Zhdanov AS,Liljas A

更新日期：1992-04-01 00:00:00

abstract：:Explants from 7, 8, 9, 11, 13-day chick embryonic skin incorporating (3H) Uridine for different periods 1 hr, 3 or 4 hr and a chase with actinomycin) are studied with respect to free (F) or membrane bound (B) cytoplasmic polysomes and to RNA extracted from them. Polysome specific activity decreases at older stages but...

journal_title：Biochimie

authors： Desveaux-Chabrol J

更新日期：1976-01-01 00:00:00

abstract：:pH-Dependence of hydrolytic activity of trypsin has been studied in cationic reverse micellar system of cetyltrimethylammonium bromide (CTAB) in (50% v/v) chloroform/isooctane using a positively charged substrate N(alpha)-benzoyl-L-arginine ethyl ester (BAEE). The pH of the medium was varied from 4.0 to 8.5 with addit...

journal_title：Biochimie

authors： Fadnavis NW,Babu RL,Deshpande A

更新日期：1998-12-01 00:00:00

abstract：:The two subunits of the nickel-iron hydrogenase from Desulfovibrio gigas have been purified by preparative sodium dodecyl sulfate polyacrylamide gel electrophoresis and their amino acid compositions have been determined. The N-terminal sequences for 15 residues of the large subunit (Mr 62,000) and 25 residues of the s...

journal_title：Biochimie

authors： Nivière V,Forget N,Bovier-Lapierre G,Bonicel J,Hatchikian C

更新日期：1988-02-01 00:00:00

abstract：:Glutaredoxins (Grxs), redox-active proteins with a typical -CPYC motif at their active sites, are involved in redox-regulatory processes and antioxidant defenses. The human malarial parasite Plasmodium falciparum possess a classical glutaredoxin (PfGrx) as well as a number of Grx-like proteins. In the present study, w...

journal_title：Biochimie

authors： Tripathi T,Röseler A,Rahlfs S,Becker K,Bhakuni V

更新日期：2010-03-01 00:00:00

abstract：:After treatment of L929 cells, a murine fibrosarcoma line, with tumor necrosis factor (TNF), a nuclear kappa B-like transcription factor is rapidly induced as identified by gel shift mobility assays using the kappa B-responsive sequence of the immunoglobulin or interleukin-6 (IL-6) genes as a DNA probe. When induction...

journal_title：Biochimie

authors： Patestos NP,Haegeman G,Vandevoorde V,Fiers W

更新日期：1993-01-01 00:00:00

abstract：:Three trends are seen in the organization of ribosomal DNA genes during evolution: 1) gradual separation and separability of the regulation of transcription of 5S and larger subunit rRNAs; 2) retention of a transcription unit containing both large and small rRNAs; and 3) clustering of genes for both 5S and 18S-28S rDN...

journal_title：Biochimie

authors： Srivastava AK,Schlessinger D

更新日期：1991-06-01 00:00:00

abstract：:Triple-negative breast cancer (TNBC) is a heterogeneous group of breast cancer with one common feature: distinctly metastatic nature with higher rate of relapse and shorter survival compared with other subtypes of breast cancer. The epithelial to mesenchymal transition (EMT) is highly associated with cancer metastasis...

journal_title：Biochimie

authors： Liang L,Liu X,He J,Shao Y,Liu J,Wang Z,Xia L,Han T,Wu P

更新日期：2019-07-01 00:00:00

abstract：:The insulin receptor appears as a tetrameric glycoprotein consisting of two Mr 130,000 subunits (alpha), and two Mr 95,000 subunits (beta) in a disulfide-linked complex. Insulin bound to its specific cell surface receptors in its target cells leads to a complex array of molecular events resulting in insulin effects. I...

journal_title：Biochimie

authors： Van Obberghen E,Ballotti R,Gazzano H,Fehlmann M,Rossi B,Gammeltoft S,Debant A,Le Marchand-Brustel Y,Kowalski A

更新日期：1985-10-01 00:00:00

abstract：:Here we report two novel 17-mer amidated linear peptides (TsAP-1 and TsAP-2) whose structures were deduced from cDNAs cloned from a venom-derived cDNA library of the Brazilian yellow scorpion, Tityus serrulatus. Both mature peptides were structurally-characterised following their location in chromatographic fractions ...

journal_title：Biochimie

authors： Guo X,Ma C,Du Q,Wei R,Wang L,Zhou M,Chen T,Shaw C

更新日期：2013-09-01 00:00:00

abstract：:The variable manifestation of phenotypes that occur in patients with neurofibromatosis type 1 (NF1) includes benign and malignant neurocutaneous tumors for which no adequate treatment exists. Cell-based screening of known bioactive compounds library identified the protein phosphatase 2A (PP2A) inhibitor Cantharidin an...

journal_title：Biochimie

authors： Semenova G,Stepanova DS,Deyev SM,Chernoff J

更新日期：2017-04-01 00:00:00

abstract：:Viral expression was analyzed in ten cell clones of a Friend erythroleukemia cell line (HFL/b cell line [3]), which had lost its capacity to produce infectious particles. All the ten subclones were non producers but expressed spleen focus forming virus (SFFV) polypeptides in the form of p48-p50gag and gp50-gp52env. On...

journal_title：Biochimie

authors： Moreau-Gachelin F,Robert-Lezenes J,Mathieu-Mahul D,Gisselbrecht S,Larsen CJ

更新日期：1983-04-01 00:00:00

abstract：:NDPK-A, NDPK-B and NDPK-D are three enzymes which belong to the NDPK group I isoforms and are not only involved in metabolism process but also in transcriptional regulation, DNA cleavage, histidine protein kinase activity and metastasis development. Those enzymes were reported to bind to membranes either in mitochondr...

journal_title：Biochimie

authors： Francois-Moutal L,Marcillat O,Granjon T

更新日期：2014-10-01 00:00:00

abstract：:Here we describe a convenient and robust ligase-independent method for construction of combinatorial and random mutant libraries. The homologous genes flanked by plasmid-derived DNA sequences are fragmented, and the random fragments are reassembled in a self-priming polymerase reaction to obtain chimeric genes. The pr...

journal_title：Biochimie

authors： An Y,Wu W,Lv A

更新日期：2010-08-01 00:00:00

abstract：:Cytokinin-requiring tobacco cells were incubated for 10 h in the presence of a labeled cytokinin. N6-benzyl-[2-3H]Ade, and of [8-14C]Ado. After alkaline hydrolysis of total RNA and fractionation of the resulting nucleotides, 80 per cent of the 3H radioactivity of RNA were recovered as the N6-benzyl-Ado nucleotide, cov...

journal_title：Biochimie

authors： Teyssendier de la Serve B,Jouanneau JP

更新日期：1979-01-01 00:00:00

abstract：:Datura stramonium contains a compound that impairs learning retention in mice. It has been purified to homogeneity and its structure has been established as that of a gamma-L-glutamyl-L-aspartate. The biological activity of this pseudodipeptide has been found to be identical with that of the corresponding synthetic on...

journal_title：Biochimie

authors： Schmitz-Bourgeois M,Amiri I,Reinbolt J,Boulanger Y,Ungerer A

更新日期：1988-09-01 00:00:00

abstract：:A reliable phylogenetic reconstruction of the evolutionary history of contemporary species depends on a robust identification of the universal common ancestor (UCA) at the root of the Tree of Life (ToL). That root polarizes the tree so that the evolutionary succession of ancestors to descendants is discernable. In eff...

journal_title：Biochimie

authors： Harish A,Kurland CG

更新日期：2017-07-01 00:00:00

abstract：:Immobilization of enzymes by crystallization and subsequent cross-linking provide structures characterized by a regular three-dimensional molecular arrangement and a high packing density. Compared to randomly immobilized enzymes, such structures permit more detailed analysis of the variations in kinetic properties ari...

journal_title：Biochimie

authors： Tüchsen E,Hvidt A,Ottesen M

更新日期：1980-01-01 00:00:00

abstract：:The aim of the present work was to establish the thermodynamic and functional differences in the protein-protein interactions between the components of the P450-dependent mitochondrial (mit) and microsomal (mic) monooxygenase systems using 12 different isoforms of cytochromes P450 and two redox partners, NADPH-depende...

journal_title：Biochimie

authors： Yablokov EO,Sushko TA,Ershov PV,Florinskaya AV,Gnedenko OV,Shkel TV,Grabovec IP,Strushkevich NV,Kaluzhskiy LA,Usanov SA,Gilep AA,Ivanov AS

更新日期：2019-07-01 00:00:00

abstract：:Glycogen was described as a temporal storage molecule in rhodococci, interconnecting lipids and carbon availability. The Rhodococcus jostii ADP-glucose pyrophosphorylase (ADP-GlcPPase) kinetic and regulatory properties support this role. Curiously, the enzyme uses glucosamine-1P as alternative substrate. Herein, we re...

journal_title：Biochimie

authors： Cereijo AE,Alvarez HM,Iglesias AA,Asencion Diez MD

更新日期：2020-09-01 00:00:00