Purification and biological activity of acidic polysaccharide from leaves of Thymus vulgaris L.

abstract：:There are some highly cytotoxic anticancer compounds inducing differentiation of cancer cells to normal cells at below highly cytotoxic concentration. Naphthoquinone derivatives having cytotoxic effects on cancer cell were tested to learn whether they have differentiation inducing activity in human leukemia HL-60 cell...

journal_title：Biological & pharmaceutical bulletin

authors： Bae KA,Choung SY

更新日期：1996-06-01 00:00:00

abstract：:Two subclones (K562-L and -H) were previously isolated from K562 human leukemic cells according to hemoglobin production: K562-L was expressed in less than 5% and K562-H in more than 90% of dianisidine positive cells. 12-O-Tetradecanoylphorbol-13- acetate (TPA) suppressed the expression of the erythrocytic (glycophori...

journal_title：Biological & pharmaceutical bulletin

authors： Sasaki D,Kosunago S,Mikami T,Matsumoto T,Suzuki M

更新日期：1993-10-01 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：: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：:The inhibitory activity of 40 stilbene oligomers isolated from six plant species against topoisomerase II was evaluated, of which nine compounds showed a potent inhibitory effect, stronger than daunorubicin, a topoisomerase II inhibitor, used as an anti-cancer drug. The specificity of active stilbene oligomers on topo...

journal_title：Biological & pharmaceutical bulletin

authors： Yamada M,Hayashi K,Ikeda S,Tsutsui K,Tsutsui K,Ito T,Iinuma M,Nozaki H

更新日期：2006-07-01 00:00:00

abstract：:In order to treat a hyperammonemic patient with adult-onset type-II citrullinemia (CTLN2), sodium phenylacetate powder was prepared from chemical reagent grade phenylacetic acid in Gunma University Hospital. After purification by recrystalization, phenylacetic acid was neutralized with sodium carbonate and dried at 70...

journal_title：Biological & pharmaceutical bulletin

authors： Honda S,Yamamoto K,Sekizuka M,Oshima Y,Nagai K,Hashimoto G,Kaneko H,Tomomasa T,Konno Y,Horiuchi R

更新日期：2002-09-01 00:00:00

abstract：:D-Aspartate (D-Asp), a free D-amino acid found in mammals, plays crucial roles in the neuroendocrine, endocrine, and central nervous systems. Recent studies have implicated D-Asp in the pathophysiology of infertility and N-methyl-D-Asp receptor-related diseases. D-Asp oxidase (DDO), a degradative enzyme that is stereo...

journal_title：Biological & pharmaceutical bulletin

authors： Katane M,Kawata T,Nakayama K,Saitoh Y,Kaneko Y,Matsuda S,Saitoh Y,Miyamoto T,Sekine M,Homma H

更新日期：2015-01-01 00:00:00

abstract：:This study was conducted to demonstrate the inhibitory effect of saucerneol G (SG), a new lignan, isolated from the aerial part of Saururus chinensis (Saururaceae) on lipopolysaccharide (LPS)-stimulated matrix metalloproteinase-9 (MMP)-9 inductions in RAW 264.7 cells. Aimed at evaluating the mechanism of action by whi...

journal_title：Biological & pharmaceutical bulletin

authors： Lu Y,Hong TG,Jin M,Yang JH,Suh SJ,Piao DG,Ko HK,Seo CS,Chang YC,Kim CH,Son JK,Chang HW

更新日期：2010-01-01 00:00:00

abstract：:The gas phase of cigarette smoke is important from the viewpoint of human health, because it can pass through alveolar epithelium and enter the circulation. There is no standard method for the preparation of a gas phase extract of cigarette smoke (CSE), although CSE is widely used for research instead of whole cigaret...

journal_title：Biological & pharmaceutical bulletin

authors： Higashi T,Mai Y,Mazaki Y,Horinouchi T,Miwa S

更新日期：2016-01-01 00:00:00

abstract：:When hot-water extracts of mushroom Agaricus brazei MURRILL fruiting bodies (Agaricus extracts) were administered orally into Meth A-bearing mice, tumor growth was significantly inhibited compared with controls given water orally. Treatment with Agaricus extracts for five successive days significantly increased natura...

journal_title：Biological & pharmaceutical bulletin

authors： Takimoto H,Wakita D,Kawaguchi K,Kumazawa Y

更新日期：2004-03-01 00:00:00

abstract：:Despite the relatively high prevalence of migraine or headache, the pathophysiological mechanisms triggering headache-associated peripheral hypersensitivities, are unknown. Since nitric oxide (NO) is well known as a causative factor in the pathogenesis of migraine or migraine-associated hypersensitivities, a mouse mod...

journal_title：Biological & pharmaceutical bulletin

authors： Kim SJ,Yeo JH,Yoon SY,Kwon SG,Lee JH,Beitz AJ,Roh DH

更新日期：2018-02-01 00:00:00

abstract：:Nafamostat mesilate, an ester drug with extensive hydrolysis in vivo, exhibits species difference in the relative contribution for its hydrolysis in blood and tissues. For the rat, the main hydrolysis site may be blood and human may be tissue (mainly by liver). The paper gave in vivo evidence that human tissue may giv...

journal_title：Biological & pharmaceutical bulletin

authors： Cao YG,Chen YC,Hao K,Zhang M,Liu XQ

更新日期：2008-11-01 00:00:00

abstract：:Cynanchum wilfordii is one of most widely used medicinal plants in Oriental medicine for the treatment of various conditions. In the present study, we isolated cynandione A (CA) from an extract of Cynanchum wilfordii roots (CWE) and investigated the effects of CA on the expression of inducible nitric oxide synthase (i...

journal_title：Biological & pharmaceutical bulletin

authors： Yang SB,Lee SM,Park JH,Lee TH,Baek NI,Park HJ,Lee H,Kim J

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 delivery system is required if antisense oligodeoxynucleotides (ODN) are to be utilized for gene therapy. We report herein on the development of a novel ODN delivery system, ODN-encapsulated nano particles (ODN-ENP) using an efficient and simple packaging method. The ODN-ENP consists of a condensed ODN pa...

journal_title：Biological & pharmaceutical bulletin

authors： Yamada Y,Kogure K,Nakamura Y,Inoue K,Akita H,Nagatsugi F,Sasaki S,Suhara T,Harashima H

更新日期：2005-10-01 00:00:00

abstract：:We investigated the changes (increase or decrease in peak intensity) in the expression of plasma proteins in spontaneously diabetic WBN/Kob rats that were with complicated diabetic nephropathy, to determine multiple biomarkers in the plasma of diabetic rats. The present study using surface enhanced laser desorption/io...

journal_title：Biological & pharmaceutical bulletin

authors： Kiga C,Nakagawa T,Koizumi K,Sakurai H,Shibagaki Y,Ogawa K,Goto H,Saiki I

更新日期：2005-06-01 00:00:00

abstract：:The free radical scavenging activities of Panax ginseng C.A. MEYER are known to increase by heat processing. Phenolic acids and Maillard reaction products (MRPs) have been suggested as active free radical scavenging components from our previous research, but heat processing-induced chemical and activity changes of gin...

journal_title：Biological & pharmaceutical bulletin

authors： Kang KS,Kim HY,Baek SH,Yoo HH,Park JH,Yokozawa T

更新日期：2007-04-01 00:00:00

abstract：:Carvedilol, an alpha- and beta-adrenergic blocking drug, is mainly metabolized by CYP2D6, UGT1A1, UGT2B4 and UGT2B7. This drug is administered orally as a racemic mixture of R(+)- and S(-)-enantiomers. It has been reported that CYP2D6 prefers metabolizing S-carvedilol to R-carvedilol stereoselectively. On the other ha...

journal_title：Biological & pharmaceutical bulletin

authors： Takekuma Y,Takenaka T,Yamazaki K,Ueno K,Sugawara M

更新日期：2007-11-01 00:00:00

abstract：:In 3,4-methylenedioxyamphetamine (MDA)-treated rat brain and urine, 3-methyl-6,7-methylenedioxy-1,2,3,4-tetrahydroisoquinoline (3Me6,7MDTIQ) was detected as a new metabolite. The content of 3Me6,7MDTIQ in (R)-MDA-treated rat was significantly higher than that in (S)-MDA-treated brain and urine. This result suggests th...

journal_title：Biological & pharmaceutical bulletin

authors： Nakagawa H,Makino Y,Yoshida Y,Ohta S,Hirobe M

更新日期：1993-06-01 00:00:00

abstract：:The antiproliferative constituents in the MeOH extracts of the aerial parts of Lippia dulcis Trev. and Lippia canescens Kunth (Verbenaceae) were investigated. Activity-guided chemical investigation of the MeOH extracts resulted in the isolation of the three bisabolane-type sesquiterpenes [(+)-hernandulcin (1), (-)-epi...

journal_title：Biological & pharmaceutical bulletin

authors： Abe F,Nagao T,Okabe H

更新日期：2002-07-01 00:00:00

abstract：:Phenolic compounds are numerous and ubiquitous in the plant kingdom, being particularly present in health-promoting foods. Epidemiological evidences suggest that the consumption of polyphenol-rich foods reduces the incidence of cancer, coronary heart disease and inflammation. Chlorogenic acid (CGA) is one of the most ...

journal_title：Biological & pharmaceutical bulletin

authors： dos Santos MD,Almeida MC,Lopes NP,de Souza GE

更新日期：2006-11-01 00:00:00

abstract：:We have previously proposed a novel deconvolution method, which can estimate first-pass metabolism of orally administered drugs. In the present study, we examined whether this deconvolution method is useful for evaluating oral dosage forms. The absorption and first-pass metabolism of orally administered aspirin formul...

journal_title：Biological & pharmaceutical bulletin

authors： Wu X,Yamashita F,Hashida M

更新日期：1999-11-01 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：:Aconitine and higenamine are the major cardioactive compounds obtained from processed aconite. The chronotropic interaction between these two compounds was investigated in isolated right atria of mice. Both aconitine and higenamine potentiated the action of the other. Practolol (1 nM), a selective beta 1-adrenergic an...

journal_title：Biological & pharmaceutical bulletin

authors： Kimura I,Islam MA,Kimura M

更新日期：1996-08-01 00:00:00

abstract：:Formulations consisting of egg albumin, indomethacin (IND), and olive oil or fatty acids, were prepared by vigorous stirring using a high-speed homogenizer and subsequent freeze-drying. To confirm the anti-inflammatory properties and ulcerogenic effects of the formulations, we examined the action of the formulations o...

journal_title：Biological & pharmaceutical bulletin

authors： Tsuji Y,Kakegawa H,Miyataka H,Matsumoto H,Satoh T

更新日期：1993-07-01 00:00:00

abstract：:Indomethacin is used as an anti-inflammatory drug and a nonselective cyclooxygenase inhibitor. When indomethacin in methanol was photo-irradiated with an Hg lamp, methyl ester, ethyl ester, and gamma-lactone derivatives of indomethacin were produced. In the present study, we found that the methyl ester derivative of i...

journal_title：Biological & pharmaceutical bulletin

authors： Chao SH,Wu AB,Lee CJ,Chen FA,Wang CC

更新日期：2005-12-01 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：:The major physiologic effect of thyroid hormone is thought to be initiated by the binding of T3 to the DNA binding thyroid hormone receptor (TR). The aim of this study has been to characterize the organ specific expression of thyroid hormone receptor mRNA, as well as its protein distribution and molecular weight in ma...

journal_title：Biological & pharmaceutical bulletin

authors： Shahrara S,Drvota V,Sylvén C

更新日期：1999-10-01 00:00:00

abstract：:The object of this study was to investigate the binding affinity of a newly synthesized 5-HT2 antagonist, (N-[2-[4-(5H-dibenzo[a,d]cyclohepten-5-ylidene)-piperidino]ethyl]-1-formyl-4-piperidinecarboxamide monohydrochloride monohydrate) (AT-1015), in the rabbit platelet membrane using [3H]-ketanserin by radioligand bin...

journal_title：Biological & pharmaceutical bulletin

authors： Rashid M,Watanabe M,Nakazawa M,Nagatomo T

更新日期：2001-10-01 00:00:00

abstract：:Silymarin is a polyphenolic flavonoid from milk thistle (Silybum marianum), which has anti-inflammatory, cytoprotective, and anticarcinogenic effects. In this study, we assessed the effect of silibinin (Fig. 1), the major active compound in silymarin, on ultraviolet light (UV)-induced cell apoptosis in HaCaT cells, a ...

journal_title：Biological & pharmaceutical bulletin

authors： Li LH,Wu LJ,Tashiro S,Onodera S,Uchiumi F,Ikejima T

更新日期：2006-06-01 00:00:00