Saucerneol G, a new lignan, from Saururus chinensis inhibits matrix metalloproteinase-9 induction via a nuclear factor κB and mitogen activated protein kinases in lipopolysaccharide-stimulated RAW264.7 cells.

abstract：:We have developed a mass microscope in which a microscope is combined with high-resolution matrix assisted laser desorption/ionization-imaging mass spectrometry (MALDI-IMS). This technique is a powerful tool for investigating the spatial distribution of biomolecules without the need for any time-consuming extraction, ...

journal_title：Biological & pharmaceutical bulletin

authors： Saito Y,Waki M,Hameed S,Hayasaka T,Setou M

更新日期：2012-01-01 00:00:00

abstract：:Tulobuterol patches are long-acting bronchodilators for percutaneous absorption including the β(2)-adrenoreceptor agonist tulobuterol, as a main ingredient, used for long-term management of pediatric asthma. Since patients who have pediatric asthma often also have atopic dermatitis in which the skin barrier is impaire...

journal_title：Biological & pharmaceutical bulletin

authors： Yoshihara S,Fukuda H,Abe T,Arisaka O

更新日期：2010-01-01 00:00:00

abstract：:Plasmodium falciparum thymidylate kinase (PfTMK) is a potential chemotherapeutic target as it can tolerate a range of substrates, which distinguishes it from other thymidylate kinases. An important step in drug development is to determine the interaction of ligands competing for their target sites in a proposed drug t...

journal_title：Biological & pharmaceutical bulletin

authors： Kandeel M,Kitade Y

更新日期：2011-01-01 00:00:00

abstract：:Central nervous system (CNS) agents cause fractures among the elderly, but fracture risks of a wide range of CNS agent classes have not been analyzed in a study with the same population and definitions of variables. This study aimed to estimate the degree of fragility fracture risk of a wide range of CNS agent classes...

journal_title：Biological & pharmaceutical bulletin

authors： Ohara E,Bando Y,Yoshida T,Ohara M,Kirino Y,Iihara N

更新日期：2020-01-01 00:00:00

abstract：:The possible role of quercetin, a naturally occurring plant flavonoid, in protecting against oxygen-glucose deprivation (OGD)-, excitotoxins-, and free radical-induced neuronal injury in mouse cortical cell cultures was investigated. Pre- and co-treatment with quercetin (100 microM) inhibited 50 min OGD-, 20 microM N-...

journal_title：Biological & pharmaceutical bulletin

authors： Ha HJ,Kwon YS,Park SM,Shin T,Park JH,Kim HC,Kwon MS,Wie MB

更新日期：2003-04-01 00:00:00

abstract：:The effects of various absorption promoters on the pulmonary absorption of drugs with different molecular weights were examined in rats. Phenol red and fluorescein isothiocyanate-labeled dextrans (FDs) with various molecular weights were used as model drugs and the absorption promoters used in this study were sodium g...

journal_title：Biological & pharmaceutical bulletin

authors： Morita T,Yamamoto A,Hashida M,Sezaki H

更新日期：1993-03-01 00:00:00

abstract：:Oxidation of low density lipoprotein (LDL) is strongly implicated as a key process in the onset of atherosclerosis. In this study, nine alkylated (C10-C5) flavonoids from Sophora flavescens were examined for their inhibitory effects on copper-induced LDL oxidation. Of the flavonoids tested, sophoraflavanone G (1), kur...

journal_title：Biological & pharmaceutical bulletin

authors： Jeong TS,Ryu YB,Kim HY,Curtis-Long MJ,An S,Lee JH,Lee WS,Park KH

更新日期：2008-11-01 00:00:00

abstract：:Immediate early genes (IEG) are rapidly but transiently induced directly by intracellular signaling cascades to alter patterns of gene expression. It has been proposed that histone modifications could be the key to the quick alteration of chromatin structure, as this spread occurs too rapidly to be the consequence of ...

journal_title：Biological & pharmaceutical bulletin

authors： Sng JC,Taniura H,Yoneda Y

更新日期：2004-05-01 00:00:00

abstract：:Uridine 5'-diphosphate-glucuronosyltransferase (UGT) catalyzes a major phase II reaction in a drug-metabolizing enzyme system. Although the UGT1A subfamily is expressed mainly in the liver, it is also expressed in the brain. The purpose of the present study was to elucidate the effect of β-naphthoflavone (BNF), one of...

journal_title：Biological & pharmaceutical bulletin

authors： Sakakibara Y,Katoh M,Kondo Y,Nadai M

更新日期：2016-01-01 00:00:00

abstract：:We investigated acute cytotoxic effects and Hg accumulation after exposure to methylmercury (MeHg) or Hg(2+) in the presence or absence of serum in cultured astrocytes prepared from the cerebral hemisphere or cerebellum of newborn rats. Dose-related changes in viable cell numbers after exposure to mercuric compounds w...

journal_title：Biological & pharmaceutical bulletin

authors： Adachi T,Kunimoto M

更新日期：2005-12-01 00:00:00

abstract：:Platelet activating factor (PAF)-acetylhydrolase (PAF-AH) is an enzyme that hydrolyzes the acetyl ester at the sn-2 position of PAF, and converts it to the inactive metabolite, lyso PAF. This enzyme is distributed widely in the intracellular as well as the extracellular matrix and is believed to be a defense mechanism...

journal_title：Biological & pharmaceutical bulletin

authors： Lee E,Lee SJ,Lee TY,Chang HW

更新日期：2005-04-01 00:00:00

abstract：:Imbalance between oxidative stress and antioxidative defence system is generally known as one of mechanisms causing an oxidative stress-medieated neuropathogenesis. Peroxiredoxins (Prxs), a family of antioxidative enzymes neutralizing cellular hydroperoxides, was characterized recently, but their distributions and rol...

journal_title：Biological & pharmaceutical bulletin

authors： Kim SU,Hwang CN,Sun HN,Jin MH,Han YH,Lee H,Kim JM,Kim SK,Yu DY,Lee DS,Lee SH

更新日期：2008-05-01 00:00:00

abstract：:The nasal absorption of non-glycosylated recombinant human granulocyte colony-stimulating factor produced by Esherichia coli (E. coli-rhG-CSF) was studied in rats. We investigated the effects of the basic conditions of the dosing solution and the enhancing effects of various substances to find means to improve the nas...

journal_title：Biological & pharmaceutical bulletin

authors： Nomura H,Akamisaka S,Maruyama K

更新日期：1996-11-01 00:00:00

abstract：:The estimation of metallothionein (MT) levels in a biological sample is required to study the physiological role or the induction of MT, which is a multifunctional protein. MT contains 61 amino acids with 20 homologous cysteines. The high selectivity, sensitivity and stability of N-[4-(dimethylamino-2-benzofuranyl)phe...

journal_title：Biological & pharmaceutical bulletin

authors： Shinogi M,Nishinaga K,Yokoyama I

更新日期：1996-07-01 00:00:00

abstract：:Reduced nicotinamide adenine dinucleotide phosphate (NADPH) is the principal source of reducing power in numerous processes of physiological importance. We examined the influence of oxidative stress on the relative amounts of NADPH in human red blood cells (RBCs). To determine the homeostasis of the NADPH existing in ...

journal_title：Biological & pharmaceutical bulletin

authors： Ogasawara Y,Funakoshi M,Ishii K

更新日期：2009-11-01 00:00:00

abstract：:Studies were performed to characterize the opioid receptors in guinea pig brain using the radiolabeled opioid antagonists, [3H]naloxone and [3H]diprenorphine and the kappa-agonist [3H]U-69593. The binding of [3H]U-69593 to guinea pig cerebellar membranes was reduced by NaCl, guanyl-5'yl-imidodiphosphate (GppNHp) and N...

journal_title：Biological & pharmaceutical bulletin

authors： Ishige K,Makimura M,Ito Y,Murakoshi Y

更新日期：1993-09-01 00:00:00

abstract：:A lipid fraction obtained by activity-guided fractionation from the hexane extract of Sideritis javalambrensis was evaluated for anti-inflammatory activity. This fraction significantly inhibited paw oedema induced by carrageenan as well as ear oedema induced by 12-O-tetradecanoylphorbol 13-acetate (TPA) in mice after ...

journal_title：Biological & pharmaceutical bulletin

authors： Godo A,de Heras BL,Vivas JM,Villar A

更新日期：2000-10-01 00:00:00

abstract：:Oxidized low-density lipoprotein (oxLDL) and reactive oxygen species (ROS) play key roles in the early stage of atherosclerosis. Nitric oxide (NO) and ROS are responsible for regulation of the transcriptional pathways of nuclear Factor-kappaB (NF-kappaB) and mitogen-activated protein kinase (MAPK), key regulators of c...

journal_title：Biological & pharmaceutical bulletin

authors： Han JM,Jin YY,Kim HY,Park KH,Lee WS,Jeong TS

更新日期：2010-01-01 00:00:00

abstract：:Monoclonal antibodies are widely used for the treatment of various diseases, and because therapeutic monoclonal antibodies are stored in an aqueous solution or in a lyophilized state, the preparation of a stabilizing formulation that prevents their deterioration (degradation and aggregation) is crucial. Given the stru...

journal_title：Biological & pharmaceutical bulletin

authors： Ishikawa T,Ito T,Endo R,Nakagawa K,Sawa E,Wakamatsu K

更新日期：2010-01-01 00:00:00

abstract：:B-type natriuretic peptide (BNP) is one peptide hormone released in response to myocyte stretch, whose functions play significant roles in health and disease. Its physiologic effects result in improved loading conditions and have led to the development of recombinant BNP as a therapeutic agent for heart failure. Previ...

journal_title：Biological & pharmaceutical bulletin

authors： Sun Y,Zhang Y,Yan M,Wu Y,Zheng X

更新日期：2009-09-01 00:00:00

abstract：:Virus entry, assembly, and budding are important processes in the replication cycle of a virus. Viruses are dependent on host living cells for their replication. Viruses use the proliferative mechanism of host cells for replication of viral components. Lipid rafts, specific membrane microdomains play a critical role i...

journal_title：Biological & pharmaceutical bulletin

authors： Suzuki T,Suzuki Y

更新日期：2006-08-01 00:00:00

abstract：:A calcium-induced alginate gel bead (Alg-CS) containing chitosan (CS) and 2-(4-chlorophenoxy)-2-methylpropionic acid (CMP) was prepared. We then investigated (a) CMP release from Alg-CS, and (b) uptake of bile acid into the Alg-CS, within the gastrointestinal tract. Dried Alg-CS gradually swelled in taurocholate solut...

journal_title：Biological & pharmaceutical bulletin

authors： Murata Y,Hirai D,Kofuji K,Miyamoto E,Kawashima S

更新日期：2004-03-01 00:00:00

abstract：:We measured the activity and stability of three mannosyltransferases to ascertain the mechanisms of changes in the antigenicity and the mannan structure of Candida albicans cells cultured at high temperature (37 degrees C) under acidic (pH 2.0) conditions in a liquid medium. The alpha-1,6-mannosyltransferase (alpha-1,...

journal_title：Biological & pharmaceutical bulletin

authors： Goto K,Okawa Y

更新日期：2008-07-01 00:00:00

abstract：:We developed a novel fluorometric assay method for the measurement of glycosyltransferase activities using mono- and di-saccharides aminated and tagged with 7-hydroxycoumarin-3-carboxylic acid (coumarin) as substrates, N-acetylglucosamine (GlcNAc)-coumarin for beta1,4-galactosyltransferase from bovine milk and Gal bet...

journal_title：Biological & pharmaceutical bulletin

authors： Higai K,Masuda D,Matsuzawa Y,Satoh T,Matsumoto K

更新日期：1999-04-01 00:00:00

abstract：:Coagulase-negative Staphylococcus (CNS) strains are frequently associated with bacteremia and hospital-acquired infections. 293 CNS strains were isolated from 744 samples from a dialysis center in S. M. de Tucumán, Argentina, from hemocultures, catheters and urine and identified as S. epidermidis, S. haemolyticus, S. ...

journal_title：Biological & pharmaceutical bulletin

authors： de Allori MC,Jure MA,Romero C,de Castillo ME

更新日期：2006-08-01 00:00:00

abstract：:The gastric mucus is an important factor in the gastric mucosal protection from acid, pepsin and various reagents (alcohol, aspirin, etc.). MUC5AC is the mucin secreted from surface mucous cells, and belongs to the gel-forming mucin. We examined the regulation of rat MUC5AC (rMUC5AC) mRNA by glucocorticoid in vivo and...

journal_title：Biological & pharmaceutical bulletin

authors： Tanaka T,Kobayashi T,Sunaga K,Tani S

更新日期：2001-06-01 00:00:00

abstract：:The purpose of this study was to evaluate the accuracy of the recommended theophylline therapeutic range in the treatment of acute airway obstruction. Twenty seven patients (20 to 64 years) with acute asthma attack were given aminophylline intravenously to obtain a theophylline concentration between 10 and 20 microgra...

journal_title：Biological & pharmaceutical bulletin

authors： Nakahara Y,Murata M,Suzuki T,Ohtsu F,Nagasawa K

更新日期：1996-05-01 00:00:00

abstract：:The anti-rhinitis properties of Pleurotus pulmonarius were investigated in BALB/c mice. A single administration of Pleurotus Pulmonarius caused no significant effect on antigen-induced nasal rubbing and sneezing at a dose of 500 mg/kg, but a significant inhibition was observed after 2 weeks of repeated treatment at th...

journal_title：Biological & pharmaceutical bulletin

authors： Yatsuzuka R,Nakano Y,Jiang S,Ueda Y,Kishi Y,Suzuki Y,Yokota E,Rahman A,Ono R,Kohno I,Kamei C

更新日期：2007-08-01 00:00:00

abstract：:Significant selective cyclooxygenase-2 (COX-2) inhibitory activities were observed for two new 1,4-naphthoquinone sodium salts, sodium 3-hydroxide-2[[sodium 3-hydroxide-1,4-dioxo(2-naphthyl)]ethyl]naphthalene-1,4-dione (impatienolate) (1) and sodium 2-hydroxide-3-(2-hydroxyethyl)naphthalene-1,4-dione (balsaminolate) (...

journal_title：Biological & pharmaceutical bulletin

authors： Oku H,Ishiguro K

更新日期：2002-05-01 00:00:00

abstract：:Arachidonic acid (AA) is metabolized to epoxyeicosatrienoic acids (EETs) via cytochrome enzymes such as CYP 2C9, 2C8 and 2J2. EETs play a role in cardioprotection and regulation of blood pressure. Recently, adverse reactions such as sudden heart attack and fatal myocardial infarction were reported among patients takin...

journal_title：Biological & pharmaceutical bulletin

authors： Senda A,Mukai Y,Toda T,Hayakawa T,Yamashita M,Eliasson E,Rane A,Inotsume N

更新日期：2015-01-01 00:00:00