Inhibitory effects of cucurbitane triterpenoids on Epstein-Barr virus activation and two-stage carcinogenesis of skin tumors.

abstract：:Albumin extracted from serum by a simple technique using trichloroacetic acid and ethanol has been applied to a fructosamine assay using nitroblue tetrazolium. A fructosamine assay using extracted albumin sample was carried out without interference from low molecular weight substances with reducing activities and othe...

journal_title：Biological & pharmaceutical bulletin

authors： Ohkawara E,Nohara Y,Kanno Y,Suzuki H,Matsumoto G,Kinoshita T,Watanabe M

更新日期：2002-09-01 00:00:00

abstract：:We performed experiments on the cis-inhibition and trans-stimulation effect on pirarubicin uptake in order to clarify the involvement of a carrier in the pirarubicin, daunorubicin and/or doxorubicin transport systems in rat polymorphonuclear leukocytes. The uptake of daunorubicin and doxorubicin was a saturable concen...

journal_title：Biological & pharmaceutical bulletin

authors： Nagasawa K,Nomiyama M,Ohnishi N,Yokoyama T,Iwakawa S,Okumura K

更新日期：1994-09-01 00:00:00

abstract：:The total iron-binding capacity (TIBC) and iron contents of diabetic rat serum, as well as the iron-binding capacity of glycated transferrin and oxygen radical production by the glycated proteins were examined. The TIBC and iron content of diabetic rat sera were found to be much lower than those of control rat sera. I...

journal_title：Biological & pharmaceutical bulletin

authors： Fujimoto S,Kawakami N,Ohara A

更新日期：1995-03-01 00:00:00

abstract：:T cells play a principal role in cellular immunity and govern the regulatory mechanism in humoral immunity. Therefore, T cells play a key role as either effectors or regulators in the immune network. Mizoribine (MZR), an immunosuppressive agent, suppresses both humoral and cellular immunity by acting on both T cells a...

journal_title：Biological & pharmaceutical bulletin

authors： Kamada H,Inoue N,Takaoka Y,Nakagami K,Mori H,Nagai H

更新日期：1996-09-01 00:00:00

abstract：:The effects of gamma-oryzanol, a drug mainly used for the treatment of hyperlipidaemia, on several cytochrome P450 (CYP) specific reactions in human liver microsomes were investigated to predict drug interactions with gamma-oryzanol in vivo from in vitro data. The following eight CYP catalytic reactions were used in t...

journal_title：Biological & pharmaceutical bulletin

authors： Umehara K,Shimokawa Y,Miyamoto G

更新日期：2004-07-01 00:00:00

abstract：:Prophylactic oral administration of a novel immunomodulator (immunosuppressant), FTY720 (1 mg/kg, three times a week), completely prevented the development of experimental autoimmune myasthenia gravis (EAMG) in C57BL/6 mice. EAMG has been used as an animal model for human myasthenia gravis, and was established by immu...

journal_title：Biological & pharmaceutical bulletin

authors： Kohno T,Tsuji T,Hirayama K,Iwatsuki R,Hirose M,Watabe K,Yoshikawa H,Kohno T,Matsumoto A,Fujita T,Hayashi M

更新日期：2005-04-01 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

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：:Thyroid hormone, thyroxine (T4) binding to glycosylated human serum albumin (G-HSA), and native human serum albumin (HSA) were studied as a function of pH using the fluorescence method. T4 binding affinity for G-HSA was remarkably reduced in an alkaline pH as compared with the native HSA. The thermodynamic parameters ...

journal_title：Biological & pharmaceutical bulletin

authors： Okabe N,Yoshida S

更新日期：1995-01-01 00:00:00

abstract：:Doxorubicin (DOX) is a potent antitumor agent, but the cardiotoxicity mediated by the formation of reactive oxygen species limit its clinical use. The present study aims to explore electrocardiographic and biochemical evidence for the cardioprotective effect of two antioxidants, Lycium barbarum polysaccharides (LBP, t...

journal_title：Biological & pharmaceutical bulletin

authors： Xin Y,Zhang S,Gu L,Liu S,Gao H,You Z,Zhou G,Wen L,Yu J,Xuan Y

更新日期：2011-01-01 00:00:00

abstract：:Liposomes were prepared from hydrogenated lecithin (H-PC) by sonication (S) or injection (I) of H-PC dissolved in ethanol containing dl-tocopherol acetate (VEA). The effects of liposomes on the dermal absorption of VEA were studied. The particle diameter of S-liposomes was smaller than that of I-liposomes. The penetra...

journal_title：Biological & pharmaceutical bulletin

authors： Natsuki R,Morita Y,Osawa S,Takeda Y

更新日期：1996-05-01 00:00:00

abstract：:Nonalcoholic steatohepatitis (NASH) is the most frequent cause of liver dysfunction and a common global problem. Gypenosides can decrease pathological modifications of high-fat diet-induced rat atherosclerosis; however, its effect and mechanism on NASH remain unclear. In this study, rats were randomly divided into nor...

journal_title：Biological & pharmaceutical bulletin

authors： Li H,Ying H,Hu A,Hu Y,Li D

更新日期：2017-01-01 00:00:00

abstract：:The antitumour activity of the methanolic extract of Glinus lotoides (MGL) has been evaluated against Dalton's ascitic lymphoma (DAL) in Swiss albino mice. A significant enhancement of mean survival time of tumour bearing mice and peritoneal cell count in normal mice was observed with respect to the control group. Whe...

journal_title：Biological & pharmaceutical bulletin

authors： Kavimani S,Manisenthilkumar KT,Ilango R,Krishnamoorthy G

更新日期：1999-11-01 00:00:00

abstract：:The improvement of diabetic complications such as lipid lowering and anti-oxidative potential of Hydrangea Dulcis Folium (HDF) was studied in streptozotocin-induced diabetic rats. Male Sprague-Dawley rats were divided into 3 groups after induction of streptozotocin (STZ)-diabetes: normal control; diabetic control; dia...

journal_title：Biological & pharmaceutical bulletin

authors： Kim HK,Kim MJ,Lyu ES,Shin DH

更新日期：2009-01-01 00:00:00

abstract：:Daiokanzoto (DKT), a Kampo medicine that includes the combination of two crude drugs (rhubarb and glycyrrhiza), is clinically effective for constipation. The aim of this study is to clarify the influence of glycyrrhiza, three glycyrrhiza constituents (glycyrrhizin, liquiritin, and liquiritin apioside), and eight antib...

journal_title：Biological & pharmaceutical bulletin

authors： Matsui E,Takayama K,Sato E,Okamura N

更新日期：2011-01-01 00:00:00

abstract：:Costunolide is an active compound isolated from the root of Saussurea lappa Clarks, a Chinese medicinal herb, and is considered a therapeutic candidate for various types of cancers. Nevertheless, the pharmacological pathways of costunolide are still unknown. In this study, we investigate the effects of costunolide on ...

journal_title：Biological & pharmaceutical bulletin

authors： Lee MG,Lee KT,Chi SG,Park JH

更新日期：2001-03-01 00:00:00

abstract：:We examined the influence of 8-hydroxy-2-di-n-propylamino tetralin (8-OH-DPAT), a serotonin 1A (5-HT1A) receptor full agonist, on the wet-dog shake response induced by the (+/-)-1-(2,5-dimethoxy-4-iodophenyl)-2-aminopropane (DOI), a 5-HT2A receptor agonist, in adrenocorticotropic hormone (ACTH)-treated rats. Chronic A...

journal_title：Biological & pharmaceutical bulletin

authors： Kitamura Y,Kitagawa K,Fujitani Y,Shibata K,Araki H,Sendou T,Gomita Y

更新日期：2007-01-01 00:00:00

abstract：:We investigated the effect of components in grapefruit juice (GFJ) on the transport of vinblastine, a substrate of P-glycoprotein (P-gp), across Caco-2 cells. The apical to basolateral flux of [3H]vinblastine was increased in the presence of GFJ extracts. The steady-state uptake of [3H]vinblastine from the apical side...

journal_title：Biological & pharmaceutical bulletin

authors： Takanaga H,Ohnishi A,Matsuo H,Sawada Y

更新日期：1998-10-01 00:00:00

abstract：:Pantethine and fursultiamine have been evaluated for their clinical usefulness in the treatment and prevention of uncomplicated postoperative adhesive intestinal obstruction. In recent years, the actions of drugs used to treat gastrointestinal diseases have been elucidated pharmacologically from the viewpoints of gast...

journal_title：Biological & pharmaceutical bulletin

authors： Suzuki Y,Itoh H,Abe T,Nishimura F,Sato Y,Takeyama M

更新日期：2011-01-01 00:00:00

abstract：:Epoxyeicosatrienoic acids (EETs) are produced primarily by CYPs from arachidonic acid (AA) and then further metabolized to the corresponding dihydroxyeicosatrienoic acids (DHETs). EETs play important roles in physiological processes such as regulating vasodilation and inflammation. Thus, the drug inhibition of CYP-med...

journal_title：Biological & pharmaceutical bulletin

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

更新日期：2015-01-01 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：:RNA interference (RNAi) is a technology that specifically inhibits gene expression and is carried out by small 21-27-nucleotide double-stranded small interfering RNA (siRNA) or short hairpin RNA (shRNA). RNAi has become a very promising technology for genetic research, however problems remain with the delivery of siRN...

journal_title：Biological & pharmaceutical bulletin

authors： Kawaguchi Y,Danjo K,Okuda T,Okamoto H

更新日期：2009-02-01 00:00:00

abstract：:Ras, a small G-protein, physiologically directs cell proliferation and cell cycle via regulation of mitogen-activated protein kinase kinase (MEK)/extracellular signal-regulated kinase (ERK) signaling cascade. Dysregulation of Ras/MEK/ERK signaling has been reported to cause tumorigenesis and gliomas. Nobiletin, a citr...

journal_title：Biological & pharmaceutical bulletin

authors： Aoki K,Yokosuka A,Mimaki Y,Fukunaga K,Yamakuni T

更新日期：2013-01-01 00:00:00

abstract：:We have previously reported that INHAT (inhibitor of acetyltransferases) complex subunits, TAF (template activating factor)-Ialpha, TAF-Ibeta and pp32 can inhibit histone acetylation and HAT (histone acetyltransferase)-dependent transcription by binding to histones. Evidences are accumulating that INHAT complex subuni...

journal_title：Biological & pharmaceutical bulletin

authors： Lee IS,Oh SM,Kim SM,Lee DS,Seo SB

更新日期：2006-12-01 00:00:00

abstract：:The pulmonary vein contains a myocardial layer extending from the left atrium, which is receiving attention as the source of ectopic electrical activity underlying atrial fibrillation. Electrophysiological and pharmacological analysis of the pulmonary vein myocardium performed in various experimental animal species ha...

journal_title：Biological & pharmaceutical bulletin

authors： Namekata I,Tsuneoka Y,Tanaka H

更新日期：2013-01-01 00:00:00

abstract：:Alzheimer's disease (AD) is the most common cause of dementia, with progressive memory impairment. Recently, neprilysin, a β-amyloid (Aβ)-degrading enzyme has become featured as a drug target for AD. Previously, we identified nobiletin from citrus peels as a natural compound possessing anti-dementia activity. In addit...

journal_title：Biological & pharmaceutical bulletin

authors： Kimura J,Shimizu K,Kajima K,Yokosuka A,Mimaki Y,Oku N,Ohizumi Y

更新日期：2018-01-01 00:00:00

abstract：:The aim of the present study was to clarify the mechanism underlying the inhibition of cell proliferation in human lung cancer A549 cells by selenium (Se) compounds. Methylseleninic acid (CH3SeO2H, abbreviated as MSA), a synthetic Se compound, is a direct precursor of active methylselenol (CH3SeH) and is considered to...

journal_title：Biological & pharmaceutical bulletin

authors： Okuno T,Honda E,Arakawa T,Ogino H,Ueno H

更新日期：2014-01-01 00:00:00

abstract：:It has been recently reported that the consumption of a high-fat diet during pregnancy exerts various effects on fetuses and newborn mice. The purpose of this study was to determine the effects of a high-fat diet during pregnancy on the expression of cytochrome P450 (CYP) in the livers of offspring. Mouse dams were fe...

journal_title：Biological & pharmaceutical bulletin

authors： Tajima M,Ikarashi N,Okaniwa T,Imahori Y,Saruta K,Toda T,Ishii M,Tanaka Y,Machida Y,Ochiai W,Yamada H,Sugiyama K

更新日期：2013-01-01 00:00:00

abstract：:An efficient protocol for the in vitro germination and propagation of Larrea divaricata CAV. (Jarilla) was established. To determine the effect of different growth regulators on the growth rates and phenol production, apical-node microshoots from in vitro germinated plantlets were incubated on the following media: 1) ...

journal_title：Biological & pharmaceutical bulletin

authors： Palacio L,Baeza MC,Cantero JJ,Cusidó R,Goleniowski ME

更新日期：2008-12-01 00:00:00

abstract：:Effects of pentamidine, a therapeutic drug for Pneumocystis carinii pneumonia (PCP) in acquired immunodeficiency syndrome (AIDS), on specific bindings of [3H](+)-5-methyl-10,11-dihydro-5H- dibenzo[a,d]cyclohepten-5,11-imine maleate (MK-801) and [3H]nitrendipine were investigated in crude synaptic membranes (CSM) of ra...

journal_title：Biological & pharmaceutical bulletin

authors： Kitamura Y,Arima T,Sato T,Nakamura J,Nomura Y

更新日期：1995-02-01 00:00:00