Sensitive enzyme-immunostaining and densitometric determination on thin-layer chromatography of N-glycolylneuraminic acid-containing glycosphingolipids, Hanganutziu-Deicher antigens.

abstract：:The alpha-subunit of rod photoreceptor G protein transducin (G(t1)alpha) is heterogeneously modified at the N-terminus by a mixture of acyl groups, laurate (C12:0), myristate (C14:0), and two unsaturated fatty acids (C14:1 and C14:2). Although the N-fatty acylation of G(t1)alpha plays important roles in protein-protei...

journal_title：Journal of biochemistry

authors： Hashimoto Y,Matsuda T,Matsuura Y,Haga T,Fukada Y

更新日期：2004-03-01 00:00:00

abstract：:Troponin-tropomyosin complex from skeletal muscles was observed to regulate sliding movement of actin filaments on myosin molecules in a manner independent of their ATPase activity. When actin molecules were crosslinked with DSS (disuccinimidyl suberate), the myosin ATPase activity in the presence of the modified acti...

journal_title：Journal of biochemistry

authors： Honda H,Tagami N,Hatori K,Matsuno K

更新日期：1997-01-01 00:00:00

abstract：:The mitochondrial regulatory region (mrr) located between the tRNAPhe and tRNAPro genes of mitochondrial DNA (mtDNA) is essential for regulation of replication and transcription of the mitochondrial genome. Polyadenylated short RNAs complementary to the L-strand of the mrr in human cells and similar RNAs (polyadenylat...

journal_title：Journal of biochemistry

authors： Nakamichi N,Rhoads DD,Hayashi JI,Kagawa Y,Matsumura T

更新日期：1998-03-01 00:00:00

abstract：:The functions of the helix E (W97-F105), an amphiphilic lumenal 310 helix of the major antenna of photosystem II (LHCII), are still unidentified. To elucidate the roles of individual amino acid residue of the helix E, alanine scanning mutagenesis has been performed to mutate every residue of this domain to alanine. Th...

journal_title：Journal of biochemistry

authors： Liu C,Rao Y,Zhang L,Yang C

更新日期：2014-10-01 00:00:00

abstract：:1. The light-induced pH change of chromatophore suspensions from Rhodospirillum rubrum was stimulated significantly and similarly by KCl, NaCl, LiCl, RbCl, CsCl, MgCl2, MnCl2, and CaCl2. In the dark, the pH of chromatophore suspensions decreased immediately and markedly on adding these salts. 2. The light-induced pH c...

journal_title：Journal of biochemistry

authors： Nishi N,Sakata-Sogawa K,Soe G,Yamashita J

更新日期：1977-11-01 00:00:00

abstract：:1. Native human hemoglobin A was digested with proteases after treatment with reduced or oxidized glutathione, cysteine, or cystine. 2. The treatment of hemoglobin with a 40-fold molar excess of reduced glutathione or cysteine at 37 degrees C for 4 enhanced its susceptibility to trypsin 4 or 6 times, respectively. How...

journal_title：Journal of biochemistry

authors： Kimura H,Murata H,Uematsu H

更新日期：1980-08-01 00:00:00

abstract：:The roles of adult worker honeybees change with age; young workers nurse brood by secreting bee milk (royal jelly), and older workers forage for nectar and pollen and process nectar into honey. The electrophoretic profile of worker hypopharyngeal-gland proteins changes with age and/or role. Immunoblotting analysis usi...

journal_title：Journal of biochemistry

authors： Kubo T,Sasaki M,Nakamura J,Sasagawa H,Ohashi K,Takeuchi H,Natori S

更新日期：1996-02-01 00:00:00

abstract：:Hepatic delta-aminolevulinate (ALA) synthetase was induced in mice by the administration of allylisopropylacetamide (AIA) and 3,5-dicarbethoxy-1,4-dihydrocollidine (DDC). In both cases, a significant amount of ALA synthetase accumulated in the liver cytosol fraction as well as in the mitochondria. The apparent molecul...

journal_title：Journal of biochemistry

authors： Igarashi J,Hayashi N,Kikuchi G

更新日期：1976-11-01 00:00:00

abstract：:The circadian change of gluconeogenesis in the liver in vivo in fed rats was studied. Gluconeogenesis in the liver in vivo was determined by measuring the rate of synthesis of 14C-labeled blood glucose derived from a 14C-labeled substrate, such as lactate, pyruvate or an amino acid injected into nephrectomized rats. G...

journal_title：Journal of biochemistry

authors： Kida K,Nishio T,Yokozawa T,Nagai K,Matsuda H,Nakagawa H

更新日期：1980-10-01 00:00:00

abstract：:Extracellular vesicles (EVs) are small particles that are naturally released from various types of cells. EVs contain a wide variety of cellular components, such as proteins, nucleic acids, lipids and metabolites, which facilitate intercellular communication in diverse biological processes. In the tumor microenvironme...

journal_title：Journal of biochemistry

authors： Yamauchi T,Moroishi T

更新日期：2020-11-23 00:00:00

abstract：:A method is described for the preparation of a monomeric Fab'-beta-D-galactosidase conjugate, which is required for the development of a sensitive immunoenzymometric assay. Anti-human IgG F(ab')2 was labeled with 2,4-dinitrophenyl groups, split into Fab' by reduction and reacted with excess maleimide groups which had ...

journal_title：Journal of biochemistry

authors： Imagawa M,Hashida S,Ishikawa E,Freytag JW

更新日期：1984-12-01 00:00:00

abstract：:Expression of inter-alpha-trypsin inhibitor light chain (ITI-LC, also known as bikunin or urinary trypsin inhibitor) was examined in various human tissues. By reverse-transcription polymerase chain reaction, the mRNA was detected not only in the liver, a known site of ITI-LC production, but also in the kidney, heart, ...

journal_title：Journal of biochemistry

authors： Itoh H,Tomita M,Kobayashi T,Uchino H,Maruyama H,Nawa Y

更新日期：1996-08-01 00:00:00

abstract：:We have detected in rat liver cytosol three enzymes (termed C-1, C-2, and C-3) which cleaved the RNA moiety of RNA-DNA hybrid. These enzymes were separated from each other by DEAE-Sephadex and Sephadex G-200 chromatography. C-1 and C-2 specifically act on the RNA moiety of RNA-DNA hybrid, while C-3 degrades single-str...

journal_title：Journal of biochemistry

authors： Tashiro F,Ueno Y

更新日期：1978-08-01 00:00:00

abstract：:The ascorbate oxidase obtained from a microorganism, Acremonium sp. HI-25 (molecular weight, 80 kDa; monomeric protein), was studied with respect to atomic absorption, EPR, absorption spectra, circular dichroism (CD) spectra, and steady-state kinetics. The enzyme was found to be a multicopper protein, containing four ...

journal_title：Journal of biochemistry

authors： Hirose J,Sakurai T,Imamura K,Watanabe H,Iwamoto H,Hiromi K,Itoh H,Shin T,Murao S

更新日期：1994-05-01 00:00:00

abstract：:The interaction between pullulanase from Klebsiella pneumoniae and alpha-, beta-, and gamma-cyclodextrins and 6-O-alpha-glucosyl-alpha-cyclodextrin and 6-O-alpha-glucosyl-beta-cyclodextrin was examined by means of inhibition studies of the enzyme activity, UV difference spectroscopy, and flow calorimetry. All the abov...

journal_title：Journal of biochemistry

authors： Iwamoto H,Ohmori M,Ohno M,Hirose J,Hiromi K,Fukada H,Takahashi K,Hashimoto H,Sakai S

更新日期：1993-01-01 00:00:00

abstract：:Structural studies were carried out on the teichoic acids in cell walls of Listeria monocytogenes serotypes 3a, 4b, 4f, 6, and 7. The structure of the dephosphorylated repeating units, obtained by treatment with 46% hydrogen fluoride or alkaline hydrolysis, was examined by methylation analysis, acetolysis, and 1H-NMR ...

journal_title：Journal of biochemistry

authors： Uchikawa K,Sekikawa I,Azuma I

更新日期：1986-02-01 00:00:00

abstract：:Bacillus licheniformis alpha-amylase (BLA) is widely used in various procedures of starch degradation in the food industry, and a BLA species with improved activity at higher temperature and under acidic conditions is desirable. Two BLA species, designated as PA and MA, have been isolated from the wild-type B. licheni...

journal_title：Journal of biochemistry

authors： Lee S,Oneda H,Minoda M,Tanaka A,Inouye K

更新日期：2006-06-01 00:00:00

abstract：:Molecular cloning of the gene and the crystal structure of the prolyl aminopeptidase [EC 3.4.11.5] from Serratia marcescens have been studied by us [J. Biochem. 122, 601-605 (1997); ibid. 126, 559-565 (1999)]. Through these studies, Phe139, Tyr149, Glu204, and Arg136 were estimated to be concerned with substrate recog...

journal_title：Journal of biochemistry

authors： Ito K,Inoue T,Kabashima T,Kanada N,Huang HS,Ma X,Azmi N,Azab E,Yoshimoto T

更新日期：2000-10-01 00:00:00

abstract：:Irradiation of isolated chloroplast thylakoids with TNP-ADP results in non-covalent binding and covalent incorporation of a reaction product of TNP-ADP formed by photosynthetic reduction into the so-called "tight" nucleotide binding site of CF1 [Ponse et al. (1992) Z. Naturforsch. 47c, 264-274]. CF1 extracted from thu...

journal_title：Journal of biochemistry

authors： Hisabori T,Kothen G,Strotmann H

更新日期：1993-09-01 00:00:00

abstract：:Cytokinin binding protein was isolated and purified from tobacco leaves by bioaffinity chromatography on a Sepharose column on which benzyladenine (BA), synthetic cytokinin, had been introduced as an affinity ligand by the cyanogen bromide method. The purified protein bound specifically to cytokinins; its binding was ...

journal_title：Journal of biochemistry

authors： Yoshida K,Takegami T

更新日期：1977-03-01 00:00:00

abstract：:Three monoclonal antibodies (MAbs1A2, 3C5, and 4C2) for human aldolase A [EC 4.1.2.13] were established. MAbs1A2, 3C5, and 4C2 were shown to belong to subclasses IgM, IgG1, and IgG2a, respectively. None of the MAbs inhibits aldolase A activity. Their epitopes were mapped in detail on the molecule by examining the reac...

journal_title：Journal of biochemistry

authors： Kitajima Y,Matsuhashi S,Nishida H,Takasaki Y,Takahashi I,Hisatsugu T,Hori K

更新日期：1991-04-01 00:00:00

abstract：:It is known that nucleoporins, a family of glycoproteins with N-acetylglucosamine that are found in nuclear pore complexes, are essential for nuclear import and export. A major component of the family, p62, was purified from a salt extract of rat liver nuclear envelopes by wheat germ agglutinin-Sepharose affinity chro...

journal_title：Journal of biochemistry

authors： Kita K,Omata S,Horigome T

更新日期：1993-03-01 00:00:00

abstract：:The fructose 2,6-bisphosphate concentrations in unwashed, washed, and leukocyte-free erythrocytes were compared. The concentration in washed red cells was 31 +/- 15 pmol per ml of cells (mean +/- S.D., n = 6). The concentration in unwashed erythrocytes was at least twofold higher, but the value in washed red cells was...

journal_title：Journal of biochemistry

authors： Moriyasu M,Yamamoto M,Hamasaki N

更新日期：1988-06-01 00:00:00

abstract：:The promoter -10 binding region of the Bacillus subtilis sigma(A) factor forms an amphiphilic alpha-helix with three conserved isoleucines located at four-residue intervals. To investigate the structural and functional roles of the three isoleucine residues, we constructed a series of sigA mutants with single and doub...

journal_title：Journal of biochemistry

authors： Liao CT,Wang WH,Yang HS,Chen JP,Chang BY

更新日期：1999-09-01 00:00:00

abstract：:Galactocerebrosidase was purified about 22,600-fold using several hydrophobic column and gel filtration steps with a 4.8% recovery, from human lymphocytes. Its specific activity was 1.54 x 10(5) nmol/h/mg with tritium-labeled galactocerebroside as the substrate in the taurocholate system. The optimal pH for galactocer...

journal_title：Journal of biochemistry

authors： Sakai N,Inui K,Midorikawa M,Okuno Y,Ueda S,Iwamatsu A,Okada S

更新日期：1994-09-01 00:00:00

abstract：:Midkine (MK) and pleiotrophin (PTN) constitute a new family of heparin-binding growth factors. Extraembryonic membranes and the placenta of the mouse expressed MK mRNA at 11.5 days gestation. While the MK mRNA level in extraembryonic membranes decreased during embryogenesis, that in the placenta remained unchanged. Im...

journal_title：Journal of biochemistry

authors： Obama H,Tsutsui J,Ozawa M,Yoshida H,Yoshida Y,Osame M,Muramatsu T

更新日期：1995-07-01 00:00:00

abstract：:Sugars such as glycolaldehyde, glyceraldehyde, erythrose, ribose, and glucose were heated with ammonia in a modified sea medium. Amino acids such as glycine, alanine, serine, threonine, aspartic acid, and glutamic acid were obtained from the reaction mixture. This provides the basis for a model of the genesis of amino...

journal_title：Journal of biochemistry

authors： Yanagawa H,Kobayashi Y,Egami F

更新日期：1980-01-01 00:00:00

abstract：:The structures of the N-linked oligosaccharides on recombinant human hepatocyte growth factor (rh-HGF) expressed by Chinese hamster ovary (CHO) cells were studied by two-dimensional sugar mapping. The oligosaccharides released from the glycopeptides by peptide: N-glycosidase F (PNGase F) treatment were tagged with 2-a...

journal_title：Journal of biochemistry

authors： Hara H,Nakae Y,Sogabe T,Ihara I,Ueno S,Sakai H,Inoue H,Shimizu S,Nakamura T,Shimizu N

更新日期：1993-07-01 00:00:00

abstract：:We obtained two kinds of vesicle preparations which were of different density from the same gastric mucosae of hogs stimulated with food before slaughter. Both kinds contained H+,K+-ATPase. The light vesicle preparation differed from the heavy vesicle preparation as follows: the KCl permeability across the membrane of...

journal_title：Journal of biochemistry

authors： Asano S,Iino T,Tabuchi Y,Takeguchi N

更新日期：1988-04-01 00:00:00

abstract：:Recombinant human granulocyte-colony-stimulating factor (G-CSF) was purified from Chinese hamster ovary cells transfected with human G-CSF cDNA. The recombinant human G-CSF was treated with alkaline borohydride and the oligosaccharide-alditols liberated were fractioned by gel filtration on a Bio-Gel P-4 column, follow...

journal_title：Journal of biochemistry

authors： Oheda M,Hase S,Ono M,Ikenaka T

更新日期：1988-03-01 00:00:00