Studies on the aerobic photooxidation of cysteine using riboflavin as a sensitizer: evidence for the photogeneration of a superoxide anion and hydrogen peroxide.

abstract：:We investigated the genotypic status of thiopurine methyltransferase (TPMT) polymorphism to evaluate the possible risk of the toxicity of azathioprine (AZA) in 68 patients with systemic lupus erythematosus (SLE). The allele frequency of TPMT mutation in the SLE group (2.9%) was higher than that in 174 Japanese healthy...

journal_title：Biological & pharmaceutical bulletin

authors： Okada Y,Nakamura K,Kodama T,Ueki K,Tsukada Y,Maezawa A,Tsukamoto N,Nojima Y,Ishizaki T,Horiuchi R,Yamamoto K

更新日期：2005-11-01 00:00:00

abstract：:In most species, solar light is both a DNA-damaging agent and the key entraining stimulus for the endogenous circadian clock. The zebrafish is an attractive vertebrate system in which to study the influence of light on gene expression because the DNA repair proteins and circadian oscillators in this species are light-...

journal_title：Biological & pharmaceutical bulletin

authors： Osaki T,Uchida Y,Hirayama J,Nishina H

更新日期：2011-01-01 00:00:00

abstract：:The availability and applicability of the combination of paramagnetic nitroxyl contrast agent and T(1)-weighted gradient echo (GE)-based dynamic magnetic resonance imaging (MRI) measurement for redox imaging are described. The time courses of T(1)-weighted GE MRI signal intensities according to first-order paramagneti...

journal_title：Biological & pharmaceutical bulletin

authors： Matsumoto K

更新日期：2009-04-01 00:00:00

abstract：:Reactive oxygen species (ROS) are produced in various cells and affect many biological processes. We previously reported that 2-methyl-1,4-naphtoquinone (menadione) inhibited Ca(2+) influx from the extracellular medium and exocytosis evoked by antigen stimulation in the mast cell line, RBL-2H3. Mast cells release vari...

journal_title：Biological & pharmaceutical bulletin

authors： Kawamura F,Nakanishi M,Hirashima N

更新日期：2010-01-01 00:00:00

abstract：:Polyethyleneglycol (PEG) compounds have a large hydrogen bonding capability and possess various functions that depend on the length of the chain and conformational diversity. Modification of a drug with PEG is a well-known technology for improving the physicochemical properties and biological responses of a drug. Ther...

journal_title：Biological & pharmaceutical bulletin

authors： Ishihara H

更新日期：2013-01-01 00:00:00

abstract：:In this paper we investigated the vascular activity and possible mechanism of Orientin, from bamboo leaves (Phyllostachys nigra), in isolated thoracic aortic rings from New Zealand rabbit. Among the four compounds, studied, only Orientin relaxed phenylephrine-induced contractions with an IC50 value of 2.28 microM in t...

journal_title：Biological & pharmaceutical bulletin

authors： Fu XC,Wang MW,Li SP,Zhang Y,Wang HL

更新日期：2005-01-01 00:00:00

abstract：:Indole-3-carbinol (I3C) is a natural compound found in a wide variety of plant food substances including members of the family Cruciferae with antioxidant and potential chemopreventive properties. In a previous study, I3C exhibited broad spectrum antibacterial activities. Particularly, it showed a more potent antibact...

journal_title：Biological & pharmaceutical bulletin

authors： Sung WS,Lee DG

更新日期：2008-09-01 00:00:00

abstract：:The uptake of low molecular weight fractionated [3H]heparin (LMWFH: 7000 Da) was examined, for comparison with that of high molecular weight fractionated [3H]heparin (HMWFH:20000 Da), in a primary culture of rat hepatocytes. The uptake of LMWFH increased almost linearly with time up to 60 min (extended uptake), althou...

journal_title：Biological & pharmaceutical bulletin

authors： Watanabe J,Urano K,Muranishi H,Haba M,Yuasa H

更新日期：1995-03-01 00:00:00

abstract：:Neuroprotective effects of estrogen and estrogen-like chemicals on neurodegenerative diseases, especially Parkinson's disease, have been well established. In the present study, we compared the effects of Bak Foong Pill (BFP), a well-known gynaecological tonic in China, and 17beta-estradiol, on dopamine transporter (DA...

journal_title：Biological & pharmaceutical bulletin

authors： Liu B,Xie JX,Rowlands DK,Gou YL,Leung CC,Chung YW,Chan HC

更新日期：2004-08-01 00:00:00

abstract：:Propiverine hydrochloride, oxybutynin hydrochloride and terodiline hydrochloride have both anticholinergic and antispasmodic effects, and are used for the management of urinary frequency and incontinence. The average standard therapeutic doses of these drugs differ greatly. We retrospectively analyzed their pharmacolo...

journal_title：Biological & pharmaceutical bulletin

authors： Takayanagi R,Mizushima H,Ozeki T,Yokoyama H,Iga T,Yamada Y

更新日期：2007-07-01 00:00:00

abstract：:Spermatogenesis associated 4 (SPATA4) is a testis-specific gene first cloned by our laboratory, and plays an important role in maintaining the physiological function of germ cells. Accumulated evidence suggests that SPATA4 might be associated with apoptosis. Here we established HeLa cells that stably expressed SPATA4 ...

journal_title：Biological & pharmaceutical bulletin

authors： Jiang J,Li L,Xie M,Fuji R,Liu S,Yin X,Li G,Wang Z

更新日期：2015-01-01 00:00:00

abstract：:L-2,4-Diaminobutyrate decarboxylase (DABA DC) is a novel enzyme yielding 1,3-diaminopropane (DAP) from DABA, which has previously been purified from strains of the genera Vibrio and Acinetobacter. In this study, we also detected DABA DC activity in the species of Enterobacteriaceae: E. aerogenes, E. cloacae, E. agglom...

journal_title：Biological & pharmaceutical bulletin

authors： Yamamoto S,Mutoh N,Ikai H,Nagasaka M

更新日期：1996-10-01 00:00:00

abstract：:The MeOH and water extracts of the Netherlands propolis were tested for their inhibitory activity toward nitric oxide (NO) production in lipopolysaccharide (LPS)-activated murine macrophage-like J774.1 cells. Both of the extract possessed significant NO inhibitory activity with IC(50) values of 23.8 and 51.5 microg/ml...

journal_title：Biological & pharmaceutical bulletin

authors： Nagaoka T,Banskota AH,Tezuka Y,Midorikawa K,Matsushige K,Kadota S

更新日期：2003-04-01 00:00:00

abstract：:Curcumin is a natural polyphenolic compound abundant in the rhizome of the perennial herb turmeric, Curcuma longa. It is commonly used as a dietary spice and coloring agent in cooking, and is used anecdotally as an herb in traditional Indian and Chinese medicine. It has been reported that curcumin has the potential to...

journal_title：Biological & pharmaceutical bulletin

authors： Mito S,Watanabe K,Harima M,Thandavarayan RA,Veeraveedu PT,Sukumaran V,Suzuki K,Kodama M,Aizawa Y

更新日期：2011-01-01 00:00:00

abstract：:The aim of the present study is to discover multidrug resistance-associated protein (MRP) inhibitors with neuroblastoma-selective cytotoxicity by means of fluorescence assay with a membrane-permeable fluorescent dye, Fluo-8 AM, based on our observation that gene expression of Mrp3 in neuroblastoma Neuro2a cells was re...

journal_title：Biological & pharmaceutical bulletin

authors： Nakamichi N,Ishimoto T,Yamauchi Y,Masuo Y,Kato Y

更新日期：2016-01-01 00:00:00

abstract：:The inducibility of chromosomal aberration was studied using five mammalian topoisomerase inhibitors in Chinese hamster lung fibroblastic cells (CHL) in two protocols involving 6 and 24 h treatment, with respect to the mechanism of chromosomal aberration. In the 6 h treatment plus 18 h recovery culture (6 h treatment)...

journal_title：Biological & pharmaceutical bulletin

authors： Suzuki H,Nakane S

更新日期：1994-02-01 00:00:00

abstract：:Deoxynybomycin was identified as an inducer of p21the/WAF1 gene following screening using a reporter, p21/luciferase. The present study examined its anti-proliferative effect on human tumor cell lines. Deoxynybomycin selectively inhibited growth of human osteoblastic sarcoma Saos-2, gastric cancer TMK-1, and monocytic...

journal_title：Biological & pharmaceutical bulletin

authors： Egawa K,Yamori T,Nosaka C,Kunimoto S,Takeuchi T,Nos K

更新日期：2000-09-01 00:00:00

abstract：:This article has been retracted by the Editorial Committee of The Pharmaceutical Society of Japan because it contains scientific misconduct. Although the data published in this article were generated in part by the first author, the authors violated authorship and sponsorship protocol. ...

journal_title：Biological & pharmaceutical bulletin

authors： Kim JH,Lee JH,Kim YJ

更新日期：2015-11-06 00:00:00

abstract：:Hydroxyproline (Hyp) content in biological fluids is used as a parameter of collagen catabolism, especially bone resorption. In this paper, we examined the relationship between aging and serum free 4-Hyp and proline (Pro) content using a newly introduced analytical technique which is chemiluminescence determination wi...

journal_title：Biological & pharmaceutical bulletin

authors： Koike K,Li Y,Seo M,Sakurada I,Tezuka K,Uchikura K

更新日期：2000-01-01 00:00:00

abstract：:The inhibitory effect of suramin on the phosphorylation of GST-HBV core fusion protein (GST-Hcore) and two GST-Hcore fusion polypeptides (Hcore157B and Hcore164B) by two alpha-type cAMP-dependent protein kinases (PKAIalpha and PKAIIalpha) was biochemically investigated in vitro. It was found that (i) this phosphorylat...

journal_title：Biological & pharmaceutical bulletin

authors： Okabe M,Enomoto M,Maeda H,Kuroki K,Ohtsuki K

更新日期：2006-09-01 00:00:00

abstract：:The tissue distribution and disposition of carnitine, which plays an important role in the transport of long-chain fatty acids across the mitochondrial inner membrane for beta-oxidation, are well controlled by carnitine transporter organic cation/carnitine transporter 2 (OCTN2). Since little information is available o...

journal_title：Biological & pharmaceutical bulletin

authors： Maeda T,Wakasawa T,Funabashi M,Fukushi A,Fujita M,Motojima K,Tamai I

更新日期：2008-06-01 00:00:00

abstract：:The effects of hop extracts (Humulus lupulus L.) on histamine release from rat peritoneal mast cells and human basophilic KU812 cells were studied. Hop water extract (HWE) and XAD-4 50% methanol fraction of HWE (MFH) inhibited histamine release from rat mast cells induced by compound 48/80 at concentrations of 100 and...

journal_title：Biological & pharmaceutical bulletin

authors： Takubo M,Inoue T,Jiang S,Tsumuro T,Ueda Y,Yatsuzuka R,Segawa S,Watari J,Kamei C

更新日期：2006-04-01 00:00:00

abstract：:The effect of sesamol and 20 related compounds on the lipid peroxidation of liposomes induced by Fe(2)+, on the lipid peroxidation of rat liver microsomes induced by CCl(4) or NADPH and on the lipid peroxidation of mitochondria induced by ascorbate/Fe(2)+ were demonstrated. Consequently, sesamol and related compounds,...

journal_title：Biological & pharmaceutical bulletin

authors： Uchida M,Nakajin S,Toyoshima S,Shinoda M

更新日期：1996-04-01 00:00:00

abstract：:The reaction of malondialdehyde (MDA) with alpha-N-acetyl-histidine (Ac-His) in the presence of alkanal was investigated. MDA alone did not react with Ac-His but when alkanal was present, a reaction took place. A similar result was obtained for the reaction of MDA with imidazole in the presence of alkanal. In addition...

journal_title：Biological & pharmaceutical bulletin

authors： Ohya T

更新日期：1994-04-01 00:00:00

abstract：:Hepatocellular carcinoma (HCC) is the most common type of liver cancer with high mortality worldwide. Traditional chemotherapy for HCC is not widely accepted by clinical practitioners because of its toxic side effects. Thus, there is a need to identify chemotherapeutic drugs against HCC. AMP-activated protein kinase (...

journal_title：Biological & pharmaceutical bulletin

authors： Sul YH,Lee MS,Cha EY,Thuong PT,Khoi NM,Song IS

更新日期：2013-01-01 00:00:00

abstract：:The roles of OmpC and OmpF in acidic resistance (AR) were examined. When ompC and ompF were deleted, AR was decreased. The decreased level of AR seen in the mutant that was deficient in ompC and ompF was elevated by the addition of glutamate, but not by the addition of arginine or lysine. The expression levels of adiA...

journal_title：Biological & pharmaceutical bulletin

authors： Bekhit A,Fukamachi T,Saito H,Kobayashi H

更新日期：2011-01-01 00:00:00

abstract：:The role of leukotriene B4 (LTB4) in leukocyte infiltration in zymosan-induced rat pleurisy was investigated by studying the effects of 5-lipoxygenase inhibitors, T-0757 and AA-861, and a cyclooxygenase inhibitor, indomethacin, on leukocyte infiltration and LTB4 levels in the inflammatory exudate of rat pleurisy induc...

journal_title：Biological & pharmaceutical bulletin

authors： Kikuchi M,Tsuzurahara K,Naito K

更新日期：1995-09-01 00:00:00

abstract：:Methylripariochromene A (MRC) was isolated from the leaves of Orthosiphon aristatus (Lamiaceae) and subjected to the examination of several pharmacological actions related to antihypertensive activity. The following four findings were revealed from the present study: 1) MRC caused a continuous decrease in systolic blo...

journal_title：Biological & pharmaceutical bulletin

authors： Matsubara T,Bohgaki T,Watarai M,Suzuki H,Ohashi K,Shibuya H

更新日期：1999-10-01 00:00:00

abstract：:The human adenovirus type 5 (Ad5) early-region 1A (E1A) proteins have been shown to have strong tumor-suppressive activities in human tumor cells and to enhance the sensitivity of a variety of malignant tumors to apoptosis induced by ionizing radiation and chemotherapeutic agents. However, the inherent limitations of ...

journal_title：Biological & pharmaceutical bulletin

authors： Ma Y,Zhou X,Zhao Q,Li Y,Liu Y,Wang Z,Zhang Y

更新日期：2003-02-01 00:00:00

abstract：:Angiogenesis, the process of new vessel formation from the pre-existing blood vasculature, is critical for continuous tumor growth and is considered to be a validated antitumor target. The results of our previous study demonstrate the anti-angiogenic potential of an extract of Gleditsia sinensis thorns, which has been...

journal_title：Biological & pharmaceutical bulletin

authors： Lee J,Yi JM,Kim H,Lee YJ,Park JS,Bang OS,Kim NS

更新日期：2014-01-01 00:00:00