Chromate, molybdate, tungstate and vanadate behave as substrates of yeast diadenosine 5',5'''-p1,p4-tetraphosphate alpha, beta-phosphorylase.

abstract：:Peroxisomal ABC transporters encoded by the ABCD genes are thought to participate in the import of specific fatty acids in the peroxisomal matrix. ABCD1 deficiency is associated with X-linked adrenoleukodystrophy (X-ALD), the most frequent peroxisomal disorder which is characterized by the accumulation of saturated ve...

journal_title：Biochimie

authors： Leclercq S,Skrzypski J,Courvoisier A,Gondcaille C,Bonnetain F,André A,Chardigny JM,Bellenger S,Bellenger J,Narce M,Savary S

更新日期：2008-10-01 00:00:00

abstract：:Pulmonary fibrosis (PF) is a progressive lethal disorder. In this study, the effect of daidzein, a soyisoflavone against Bleomycin (BLM) induced PF in rats was elucidated. A single intratracheal instillation of BLM (3 U/kg.bw) was administered in rats to induce PF. Daidzein (0.2 mg/kg) was administered subcutaneously,...

journal_title：Biochimie

authors： Soumyakrishnan S,Divya T,Kalayarasan S,Sriram N,Sudhandiran G

更新日期：2014-08-01 00:00:00

abstract：:The hepatitis E virus (HEV) is the most common cause of acute hepatitis worldwide. Although HEV is a small, naked RNA virus, HEV particles become associated with lipids in the blood of infected patients and in the supernatant of culture systems. The egress of these particles from cells implies the exocytosis pathway b...

journal_title：Biochimie

authors： Chapuy-Regaud S,Dubois M,Plisson-Chastang C,Bonnefois T,Lhomme S,Bertrand-Michel J,You B,Simoneau S,Gleizes PE,Flan B,Abravanel F,Izopet J

更新日期：2017-10-01 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 variety of transcription attenuation mechanisms are used by bacteria to regulate gene and operon expression. This review summarizes previous and current studies designed to elucidate the features of the specific attenuation mechanisms that regulate expression of the tryptophanase (tna) operon of Escherichia coli and...

journal_title：Biochimie

authors： Yanofsky C,Konan KV,Sarsero JP

更新日期：1996-01-01 00:00:00

abstract：:Living organisms are constantly exposed to oxidative stress from environmental agents and from endogenous metabolic processes. The resulting oxidative modifications occur in proteins, lipids and DNA. Since proteins and lipids are readily degraded and resynthesized, the most significant consequence of the oxidative str...

journal_title：Biochimie

authors： Bohr VA,Dianov GL

更新日期：1999-01-01 00:00:00

abstract：:In man the brain represents about 2% of the body weight, but contains 25% of the body's cholesterol. Cholesterol itself does not cross the blood-brain barrier and is synthesised in situ. Excess cholesterol from brain is exported in the form of oxysterols, or metabolised to steroids, which in contrast to cholesterol ca...

journal_title：Biochimie

authors： Wang Y,Karu K,Griffiths WJ

更新日期：2007-02-01 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：:Sm and Sm-like (Lsm) proteins are considered as an evolutionary conserved family involved in RNA metabolism in organisms from bacteria and archaea to human. Currently, the function of Sm-like archaeal proteins (SmAP) is not well understood. Here, we report the crystal structures of SmAP proteins from Sulfolobus acidoc...

journal_title：Biochimie

authors： Lekontseva N,Mikhailina A,Fando M,Kravchenko O,Balobanov V,Tishchenko S,Nikulin A

更新日期：2020-08-01 00:00:00

abstract：:Porphyromonas gingivalis uses a type IX secretion system (T9SS) to deliver more than 30 proteins to the bacterial surface using a conserved C-terminal domain (CTD) as an outer membrane translocation signal. On the surface, the CTD is cleaved and an anionic lipopolysaccharide (A-PLS) is attached by PorU sortase. Among ...

journal_title：Biochimie

authors： Veillard F,Sztukowska M,Nowakowska Z,Mizgalska D,Thøgersen IB,Enghild JJ,Bogyo M,Potempa B,Nguyen KA,Potempa J

更新日期：2019-11-01 00:00:00

abstract：:Human mitochondrial diseases, defined as the diseases due to a mitochondrial oxidative phosphorylation defect, represent a large group of very diverse diseases with respect to phenotype and genetic causes. They present with many unsolved issues, the comprehensive analysis of which is beyond the scope of this review. W...

journal_title：Biochimie

authors： Lombès A,Auré K,Bellanné-Chantelot C,Gilleron M,Jardel C

更新日期：2014-05-01 00:00:00

abstract：:Carbonic anhydrases (CAs, EC 4.2.1.1) are metalloenzymes found throughout the phylogenetic tree. The β-class carbonic anhydrases (β-CAs) are the predominating class of CAs in plants. Growing evidence underscores the importance of β-CAs in plant immunity and environmental adaptation in addition to their roles in photos...

journal_title：Biochimie

authors： Wang M,Zhang Q,Liu FC,Xie WF,Wang GD,Wang J,Gao QH,Duan K

更新日期：2014-02-01 00:00:00

abstract：:Alpha 1, 2-fucosyltransferase (FUT 1/2) is a rate-limiting enzyme that catalyzes the synthesis of Lewis y, a cell membrane-associated carbohydrate antigen. In human ovarian cancer, the upregulated expression of FUT1 and Lewis y is associated with advanced pathological stages and involved in cell proliferation, migrati...

journal_title：Biochimie

authors： Gao N,Liu J,Liu D,Hao Y,Yan L,Ma Y,Zhuang H,Hu Z,Gao J,Yang Z,Shi H,Lin B

更新日期：2014-12-01 00:00:00

abstract：:1)Individual monosaccharides (uronic acids and aminosugars) have been purified following specific hydrolysis of the mucopolysaccharides from new born rat skin (hyaluronic acid, heparin + heparan sulfate, chondroitin sulfate A, B and C), after incubation with [U14C]-glucose under various conditions and for varying incu...

journal_title：Biochimie

authors： Hervé B,Clauser H

更新日期：1975-11-01 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：:HIV-1 reverse transcriptase uses the host tRNA3(Lys) as a primer for the synthesis of the minus DNA strand. The first event in viral replication is thus the annealing of tRNA to the primer binding site (PBS) in the 5' UTR of the viral RNA. This event requires a major RNA rearrangement which is chaperoned by the viral ...

journal_title：Biochimie

authors： Barraud P,Gaudin C,Dardel F,Tisné C

更新日期：2007-10-01 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：:We have previously shown that withdrawal of folic acid led to metabolic reprogramming and a less aggressive phenotype in a mouse cell model of triple-negative breast cancer (TNBC). Herein, we evaluate the effects of folic acid withdrawal on transcriptomic profiles in these cells. Murine cell lines were originally deri...

journal_title：Biochimie

authors： Kok DE,O'Flanagan CH,Coleman MF,Ashkavand Z,Hursting SD,Krupenko SA

更新日期：2020-06-01 00:00:00

abstract：:The hydrolysis of trioctanoin and of monoolein by rat intestinal homogenates, catalyzed by the previously described "trioctanoin hydrolase" and "monoglyceride lipase" [Ref. 6 and 11], was shown to be entirely due to the action of the intestinal glycerol-ester hydrolase [Ref. 1 and 2] and to contaminating pancreatic li...

journal_title：Biochimie

authors： Negrel R,Serrero G,Ailhaud G

更新日期：1977-01-01 00:00:00

abstract：:The open reading frame PA3859 of Pseudomonas aeruginosa encodes an intracellular carboxylesterase belonging to a group of microbial enzymes (EC 3.1.1.1) that catalyze the hydrolysis of aliphatic and aromatic esters with a broad substrate specificity. With few exceptions, for this class of enzymes, belonging to the α/β...

journal_title：Biochimie

authors： Pesaresi A,Lamba D

更新日期：2010-12-01 00:00:00

abstract：:The rate of hydrolysis of long chain triglycerides by pure bovine pancreatic lipase has been determined in the presence of variable amounts of bile salts and colipase. Cofactor-free lipase is strongly inhibited by sodium taurodesoxycholate and by mixed bovine bile salts at concentrations higher than the critical micel...

journal_title：Biochimie

authors： Rathelot J,Julien R,Canioni P,Coeroli C,Sarda L

更新日期：1975-01-01 00:00:00

abstract：:Current research in biology heavily depends on the availability and efficient use of information. In order to build new knowledge, various sources of biological data must often be combined. Semantic Web technologies, which provide a common framework allowing data to be shared and reused between applications, can be ap...

journal_title：Biochimie

authors： Pasquier C

更新日期：2008-04-01 00:00:00

abstract：:Snake venom phospholipases A2 (PLA2) share high sequence identities and a conserved structural scaffold, but show important functional differences. Only a few PLA2s have been purified and characterized from coral snake (Micrurus spp.) venoms, and their role in envenomation remains largely unknown. In this report, we d...

journal_title：Biochimie

authors： Rey-Suárez P,Núñez V,Saldarriaga-Córdoba M,Lomonte B

更新日期：2017-06-01 00:00:00

abstract：:The effect of 7-chloro-4-nitrobenzofurazan on yeast 3-phosphoglycerate kinase causes a modification of one tyrosyl residue concomitantly with a total loss of activity of the enzyme. The modification is not accompanied by any significant conformational change. A total protection against inactivation is observed with th...

journal_title：Biochimie

authors： Roustan C,Fattoum A,Pradel LA

更新日期：1979-01-01 00:00:00

abstract：:The recF gene of E coli lies within a cluster of genes which play essential roles in DNA replication; the gene order is dnaA dnaN recF gyrB. Each of these genes has its own promoters which, with the exception of dnaA promoters, reside entirely within the translated region of the respective preceding gene. In this repo...

journal_title：Biochimie

authors： Pérez-Roger I,García-Sogo M,Navarro-Aviñó JP,López-Acedo C,Macián F,Armengod ME

更新日期：1991-02-01 00:00:00

abstract：:The lignan 8,8'-bis-(methylenedioxy)cinnamic acid (BMDCA) is a powerful competitive inhibitor (K1 = 2.0 microM) of the lignin peroxidase (LiP) from Phanerochaete chrysosporium and of the extracellular peroxidase of Phlebia radiata (I0.5 = 10 microM). BMDCA derivatives with the same double bond system also inhibited th...

journal_title：Biochimie

authors： Frías I,Trujillo JM,Romero J,Hernandez J,Pérez JA

更新日期：1995-01-01 00:00:00

abstract：:Developing a logical and rational methodology for obtaining vaccines, especially against the main parasite causing human malaria (P. falciparum), consists of blocking receptor-ligand interactions. Conserved peptides derived from proteins involved in invasion and having high red blood cell binding ability have thus bee...

journal_title：Biochimie

authors： Patarroyo ME,Salazar LM,Cifuentes G,Lozano JM,Delgado G,Rivera Z,Rosas J,Vargas LE

更新日期：2006-02-01 00:00:00

abstract：:Sphingolipids are degraded by sphingomyelinase and ceramidase in the gut to ceramide and sphingosine, which may inhibit cell proliferation and induce apoptosis, and thus have anti-tumour effects in the gut. Although previous rodent studies including experiments on knockout mice indicate a role of neutral ceramidase in...

journal_title：Biochimie

authors： Ohlsson L,Palmberg C,Duan RD,Olsson M,Bergman T,Nilsson A

更新日期：2007-08-01 00:00:00

abstract：:Experimental evidence accumulated to date by several research groups indicates that antisense oligodeoxynucleotides targeted against messenger RNA (mRNA) sequences located downstream of the initiation codon fail to inhibit the translation of this mRNA unless the hybrid is cleaved by RNase H. It has previously been sho...

journal_title：Biochimie

authors： Cazenave C,Frank P,Büsen W

更新日期：1993-01-01 00:00:00

abstract：:We have produced and purified an active site mutant of the Escherichia coli cyclopropane fatty acid synthase (CFAS) by replacing the strictly conserved G236 within cyclopropane synthases, by a glutamate residue, which corresponds to E146 of the homologous mycolic acid methyltransferase, Hma, producing hydroxymethyl my...

journal_title：Biochimie

authors： E G,Drujon T,Correia I,Ploux O,Guianvarc'h D

更新日期：2013-12-01 00:00:00