Quercetin attenuates oxygen-glucose deprivation- and excitotoxin-induced neurotoxicity in primary cortical cell cultures.

abstract：:Cerebral ischemia causes the depletion of oxygen and nutrition from brain tissues, and when persistent, results in irreversible damage to the cell function and survival. The cellular response to ischemic conditions and its mechanisms have been investigated widely in in vivo and in vitro experimental models, yet no stu...

journal_title：Biological & pharmaceutical bulletin

authors： Ujita S,Mizunuma M,Matsuki N,Ikegaya Y

更新日期：2011-01-01 00:00:00

abstract：:Upon stimulation, endothelial cells release various factors to regulate the vascular tone. In particular, vasorelaxing factors, called endothelium-derived relaxing factors (EDRFs), are altered in the production and/or release, as well as their signaling every vessel and under pathophysiological states, including cardi...

journal_title：Biological & pharmaceutical bulletin

authors： Matsumoto T,Takayanagi K,Kojima M,Katome T,Taguchi K,Kobayashi T

更新日期：2019-01-01 00:00:00

abstract：:Information on the comparative digestibility of food allergens and non-allergenic proteins is crucial when stability to digestion is to be used as a criterion to assess the allergenic potential of novel proteins. Preheating effect on in vitro digestibility has not been fully examined. In this study we investigated the...

journal_title：Biological & pharmaceutical bulletin

authors： Takagi K,Teshima R,Okunuki H,Sawada J

更新日期：2003-07-01 00:00:00

abstract：:Glomerulonephritis (GN) is a set of pathological conditions that result in the destruction of glomeruli and loss of renal function, commonly leading to the development of end-stage renal disease. Current pharmacotherapy is limited to immunosuppressive therapy. In the present study, we found a novel antinephritic effec...

journal_title：Biological & pharmaceutical bulletin

authors： Liu N,Shi J,Xiao Y,Yasue M,Takei Y,Sanefuji H,Tsujimoto G,Hirasawa A

更新日期：2015-01-01 00:00:00

abstract：:The effect of pH on the microenvironment surrounding 34Cys in human serum albumin (HSA) has been studied using acrylodan, a Cys-specific fluorescence probe. The reactivity of 34Cys with 5,5'-dithiobis(2-nitro benzoic acid) (DTNB) followed a pseudo-first-order reaction, and the increase in reactivity was dependent on p...

journal_title：Biological & pharmaceutical bulletin

authors： Narazaki R,Maruyama T,Otagiri M

更新日期：1997-04-01 00:00:00

abstract：:Our previous study using apoptosis analysis suggested that Ca(2+) release through inositol 1,4,5-trisphosphate (IP3) receptors and the subsequent Ca(2+) influx through store-operated channels (SOCs) constitute a triggering signal for H2O2-induced β-cell apoptosis. In the present study, we further examined the obligato...

journal_title：Biological & pharmaceutical bulletin

authors： Sato T,Kaneko YK,Sawatani T,Noguchi A,Ishikawa T

更新日期：2015-01-01 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：:The extracellular matrix (ECM), which contributes to structural homeostasis as well as to the regulation of cellular function, is enzymatically cleaved by proteases, such as matrix metalloproteinases and cathepsins, in the normal and diseased heart. During the past two decades, matricryptins have been defined as fragm...

journal_title：Biological & pharmaceutical bulletin

authors： Okada M,Imoto K,Sugiyama A,Yasuda J,Yamawaki H

更新日期：2017-01-01 00:00:00

abstract：:The objective of this study was to evaluate the interactions between various drugs and aojiru (green juice), a popular health food in Japan, using a simple centrifugation method. The mixture of drug solution and aojiru suspension was gently shaken and centrifuged. The drug concentration in the supernatant fluid was th...

journal_title：Biological & pharmaceutical bulletin

authors： Iwao K,Kawai RT,Oda M,Saitoh H

更新日期：2017-01-01 00:00:00

abstract：:An increase in the number of glucocorticoid-induced tumor necrosis factor receptor-family related gene/protein (GITR)+CD25- (or fork-head box protein 3: Foxp3-) CD4+ T cells, after treating a mouse model of arthritis with fingolimod (FTY720), and a pathogenic antigen may play a key role in the establishment of immune ...

journal_title：Biological & pharmaceutical bulletin

authors： Yoshida Y,Mikami N,Nakanishi Y,Saimoto M,Nagaike A,Shimono H,Nakano S,Tsuji T,Kohno T

更新日期：2021-01-26 00:00:00

abstract：:Nitric oxide (NO) and the partial pressure of oxygen (pO(2)) in the liver were simultaneously quantified in rats with partial hepatic ischemia/reperfusion injury (PHIRI). Real-time NO/pO(2) monitoring and immunohistochemical analysis for superoxide dismutase and inducible nitric oxide synthase (iNOS) and endothelial N...

journal_title：Biological & pharmaceutical bulletin

authors： Hataji K,Watanabe T,Oowada S,Nagaya M,Kamibayashi M,Murakami E,Kawakami H,Ishiuchi A,Kumai T,Nakano H,Kobayashi S,Otsubo T

更新日期：2010-01-01 00:00:00

abstract：:Ceramide kinase (CerK) and ceramide-1-phosphate (C1P) are involved in various cellular functions, while regulation of the enzyme activity has not been well elucidated. We herein investigated the effects of several glycerophospholipids on human recombinant CerK activity with CaCl2 and MgCl2 by measuring the formation o...

journal_title：Biological & pharmaceutical bulletin

authors： Matsuzaki W,Takahashi H,Nakamura H,Murayama T

更新日期：2016-01-01 00:00:00

abstract：:The dopamine reuptake inhibitor bupropion and dopamine D2/3 receptor agonist pramipexole have been clinically proven to improve both depression and treatment-resistant depression. We examined its influence on the duration of immobility during the forced swim test in adrenocorticotropic hormone (ACTH)-treated rats and ...

journal_title：Biological & pharmaceutical bulletin

authors： Onoue Y,Kuwatsuka K,Miyazaki I,Asanuma M,Kitamura Y,Sendo T

更新日期：2014-01-01 00:00:00

abstract：:Regulating γ-aminobutyric acid (GABA) uptake transport on the plasma membranes is required for its efficient clearance from the brain interstitial fluid. The purpose of this study was to clarify the assembly of taurine transporter (TauT/Slc6a6) and PSD-95/Disc-large/Zo-1 (PDZ) domain of Na+-H+ exchanger regulatory fac...

journal_title：Biological & pharmaceutical bulletin

authors： Tachikawa M,Yokoyama R,Akanuma SI,Hosoya KI

更新日期：2018-01-01 00:00:00

abstract：:The effective antigen (Ag) uptake by microfold cells (M-cells) is important for the induction of an efficient mucosal immune responses. Here, we show that 10-hydroxydecanoic acid (10-HDAA) from royal jelly (RJ) potentially supports M-cell differentiation and induces effective antigen-specific mucosal immune responses ...

journal_title：Biological & pharmaceutical bulletin

authors： Isayama T,Etoh H,Kishimoto N,Takasaki T,Kuratani A,Ikuta T,Tatefuji T,Takamune N,Muneoka A,Takahashi Y,Misumi S

更新日期：2020-01-01 00:00:00

abstract：:Arsenicals are known to be toxic and carcinogenic in humans. Inorganic arsenicals are enzymatically methylated to monomethylarsonic acid (MMAsV) and dimethylarsinic acid (DMAsV), which are the major pentavalent methyl arsenic metabolites. Recent reports indicate that trivalent methyl arsenicals are produced through me...

journal_title：Biological & pharmaceutical bulletin

authors： Kojima C,Sakurai T,Waalkes MP,Himeno S

更新日期：2005-10-01 00:00:00

abstract：:A conditioned medium (CM) was prepared by culturing human sperm at 3.0 x 10(6) sperm/ml for 12 h. The fusion index increased significantly when the sperm penetration assay (SPA) was performed with CM (0.6 without CM to 2.0 with CM). The conditioned medium was also effective on the sperm from 11 patients who showed a l...

journal_title：Biological & pharmaceutical bulletin

authors： Ikawa M,Ying X,Tanaka K,Ohashi K,Saji F,Okabe M

更新日期：1995-01-01 00:00:00

abstract：:We aimed to identify a novel flavonoid from the in-house natural products to suppress matrix metalloproteases (MMPs), which is responsible for degradation of collagen and other extracellular matrix proteins. Total eight natural products were screened for identification of a novel MMP-9 suppressor using MMP-9 reporter ...

journal_title：Biological & pharmaceutical bulletin

authors： Kim JJ,Korm S,Kim WS,Kim OS,Lee JS,Min HG,Chin YW,Cha HJ

更新日期：2014-01-01 00:00:00

abstract：:The effect of Laennec, a hydrolyte of human placenta, on immune-mediated liver injury was investigated in vivo and in vitro in murine. Vena caudalis administration of concanavalin A (Con A) was employed to establish an in vivo liver-injury model, and in vitro hepatotoxicity was induced by 8 h interaction between Con A...

journal_title：Biological & pharmaceutical bulletin

authors： Wu J,Yang T,Wang C,Liu Q,Yao J,Sun H,Kaku T,Liu KX

更新日期：2008-11-01 00:00:00

abstract：:Protein purification is a key technique for the identification of novel sensory nerve-specific proteins. A 35 kDa protein, the sensory neuronal specific protein, was isolated and purified from rabbit spinal ganglia and sensory fibers by homogenizing and deriving soluble extracts, followed by ion exchange chromatograph...

journal_title：Biological & pharmaceutical bulletin

authors： Ping XP,Wang JZ

更新日期：2000-05-01 00:00:00

abstract：:A novel tricyclic 21-amino-acid peptide, FR901724, was isolated from the cultured broth of Streptomyces sp. No. 73264. This peptide appears to possess potent anti-human immunodeficiency virus (HIV) activity in vitro and might represent a lead to a new class of anti-HIV agents; it qualifies as an HIV-cell fusion inhibi...

journal_title：Biological & pharmaceutical bulletin

authors： Nakashima H,Ichiyama K,Inazawa K,Ito M,Hayashi H,Nishihara Y,Tsujii E,Kino T

更新日期：1996-03-01 00:00:00

abstract：:Middle East Respiratory Syndrome Coronavirus (MERS CoV) is a new emerging viral disease characterized by high fatality rate. Understanding MERS CoV genetic aspects and codon usage pattern is important to understand MERS CoV survival, adaptation, evolution, resistance to innate immunity, and help in finding the unique ...

journal_title：Biological & pharmaceutical bulletin

authors： Alnazawi M,Altaher A,Kandeel M

更新日期：2017-01-01 00:00:00

abstract：:The effect of the Dynorphin A analog, E2078, on the physicochemical properties of lipid membranes was investigated. E2078 induces the leakage of calcein, especially out of negatively-charged vesicles. The peptide binds to dipalmitoylphosphatidylglycerol sonicated vesicles according to the Lamgmuir isotherm, with a bin...

journal_title：Biological & pharmaceutical bulletin

authors： Asai Y,Watanabe S

更新日期：1999-05-01 00:00:00

abstract：:Sixteen flavonoids including flavonols, flavones, flavanonol and catechins, and five aromatic compounds were examined for their ability to scavenge superoxide radical (O2-*) generated enzymatically in a xanthin-xanthinoxidase system and non-enzymatically in a phenazine methosulfate-NADH system. Pyrogallol, gallic acid...

journal_title：Biological & pharmaceutical bulletin

authors： Furuno K,Akasako T,Sugihara N

更新日期：2002-01-01 00:00:00

abstract：:Liquid intraurethral prostaglandin E1 (PGE1) delivery system was developed using self-microemulsifying drug delivery system (SMEDDS). For this, pseudo-ternary phase diagrams were constructed and characterized. The viscosity of optimized formulation was increased gradually upon the addition of water and it was decrease...

journal_title：Biological & pharmaceutical bulletin

authors： Lee S,Lee J,Choi YW

更新日期：2008-04-01 00:00:00

abstract：:Chronic fatigue (CF) is a common reason for consulting a physician due to affecting quality of life, but only a few effective treatments are available. The aim of this study was to examine the effectiveness of subcutaneous injection of the human placental extract (HPE) on medically indescribable cases of CF and safety...

journal_title：Biological & pharmaceutical bulletin

authors： Park SB,Kim KN,Sung E,Lee SY,Shin HC

更新日期：2016-05-01 00:00:00

abstract：:Turnera ulmifolia is a plant belonging to the family Turneraceae, popularly known in Brazil as chanana. This species is distributed from Guyana to southern Brazil where it is considered a weed. The plant occurs in tropical rain forest, fields, and gardens. Chanana tea is used in Brazilian folk medicine for the treatme...

journal_title：Biological & pharmaceutical bulletin

authors： Gracioso Jde S,Vilegas W,Hiruma-Lima CA,Souza Brito AR

更新日期：2002-04-01 00:00:00

abstract：:Five rabbit aldo-keto reductases (AKRs) that participate in the reduction of drug ketones and endogenous ketosteroids have recently been cloned and characterized. Among them, AKR1C30 and AKR1C31 show the highest amino acid sequence identity of 91%, but markedly differ in their substrate specificity and inhibitor sensi...

journal_title：Biological & pharmaceutical bulletin

authors： Endo S,Arai Y,Matsunaga T,Ikari A,El-Kabbani O,Hara A,Kitade Y

更新日期：2014-01-01 00:00:00

abstract：:To search for possible anti-tumor-promoters (cancer chemopreventive agents), we carried out primary screening of 23 triterpenoid hydrocarbons (1-23) isolated from ferns using an in vitro synergistic assay system. Of these triterpenoids, hop-17(21)-ene (2), neohop-13(18)-ene (3), neohop-12-ene (4), taraxerane (17), mul...

journal_title：Biological & pharmaceutical bulletin

authors： Konoshima T,Takasaki M,Tokuda H,Masuda K,Arai Y,Shiojima K,Ageta H

更新日期：1996-07-01 00:00:00

abstract：:Bis(indole) alkaloids, of the topsentin class (1-4) and hamacanthin class (5-9), isolated from the marine sponge Spongosorites sp. were investigated using several biological assays. In the evaluation of antimicrobial activity against various strains of bacteria and fungi, compounds of the hamacanthin class exhibited m...

journal_title：Biological & pharmaceutical bulletin

authors： Oh KB,Mar W,Kim S,Kim JY,Lee TH,Kim JG,Shin D,Sim CJ,Shin J

更新日期：2006-03-01 00:00:00