Resveratrol enhances 5-hydroxytryptamine type 3A receptor-mediated ion currents: the role of arginine 222 residue in pre-transmembrane domain I.

abstract：:Two conjugates of marine polysaccharide (MPS) and bovine serum albumin (BSA) were prepared using two methods, periodate oxidation and reductive amination, with the intent of enhancing its immunogenicity. Sera samples from Balb/c mice immunized with the products named MPS-BSAp and MPS-BSAr respectively were evaluated b...

journal_title：Biological & pharmaceutical bulletin

authors： Gan L,Xin X,Geng M,Ding J

更新日期：2004-10-01 00:00:00

abstract：:Two known diarylheptanoids, oregonin (1), (5S)-1,7-bis-(3,4-dihydroxyphenyl)-heptane-3-one-5-O-beta-D-xylopyranosi de and hirsutanonol (2), (5S)-1,7-bis-(3,4-dihydroxyphenyl)-5-hydroxyheptane-3-one isolated from the bark of Alnus hirsuta var. sibirica, showed significant inhibitory effects on 12-O-tetradecanoylphorbol...

journal_title：Biological & pharmaceutical bulletin

authors： Lee MW,Kim JH,Jeong DW,Ahn KH,Toh SH,Surh YJ

更新日期：2000-04-01 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：:Cloning of polyketide synthase (PKS) gene for amphidinolide biosynthesis was attempted from a dinoflagellate Amphidinium sp. (strain Y-42). Fourteen beta-ketoacyl synthase gene fragments were obtained by Polymerase Chain Reaction (PCR) amplification from degenerated primer sets designed on the basis of the conserved a...

journal_title：Biological & pharmaceutical bulletin

authors： Kubota T,Iinuma Y,Kobayashi J

更新日期：2006-07-01 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：:A protocol for de novo regeneration and rapid micropropagation of Scrophularia yoshimurae (Scrophulariaceae) has been developed. Multiple shoot development was achieved by culturing the shoot-tip, leaf-base, stem-node and stem-internode explants on Murashige and Skoog (MS) medium supplemented with 4.44 microM N6-benzy...

journal_title：Biological & pharmaceutical bulletin

authors： Sagare AP,Kuo CL,Chueh FS,Tsay HS

更新日期：2001-11-01 00:00:00

abstract：:Isofatty acid-containing phosphatidylglycerol (Fr. 7-C), isolated from Bacillus stearothermophilus UBT8038, enhances the induction of concanavalin A (Con A)-activated suppressor T (Ts) cells in a dose dependent manner (0.01-1 microgram/ml). Its further biological properties on mouse mixed lymphocyte reaction (MLR) has...

journal_title：Biological & pharmaceutical bulletin

authors： Kohama Y,Semba T,Tanaka K,Iida K,Moriyama K,Suda T,Tone H,Itoh S,Mimura T

更新日期：1994-11-01 00:00:00

abstract：:Inducible nitric oxide synthase (iNOS) and cyclooxygenase-2 (COX-2) play a key role in the inflammatory processes. Improper overproduction of NO and prostaglandins by both enzymes are also believed to be involved in the pathogenesis of certain human cancers. Crude extracts of Selaginella tamariscina are used as an ori...

journal_title：Biological & pharmaceutical bulletin

authors： Woo ER,Pokharel YR,Yang JW,Lee SY,Kang KW

更新日期：2006-05-01 00:00:00

abstract：:We studied nephrotoxicity following a single injection of cisplatin (CDDP) at low dose (1 mg/kg) in two groups of rats aged 52 weeks (adult, A group) and 9 weeks (young, Y group). Renal platinum (Pt) was detectable in both groups 3 h after the CDDP injection, and, from 6 h to 3 d after injection, its level in the A gr...

journal_title：Biological & pharmaceutical bulletin

authors： Namikawa K,Kinsoku A,Minami T,Okazaki Y,Kadota E,Teramura K,Hashimoto S

更新日期：1995-07-01 00:00:00

abstract：:Diosgenyl saponins are the most abundant steroid saponins, and exert a large variety of biological functions. In a previous report, we showed that dioscin was able to induce cytotoxicity and apoptosis in human myeloblast leukemia HL-60 cells. This study further investigated the action mechanisms underlying this effect...

journal_title：Biological & pharmaceutical bulletin

authors： Liu MJ,Wang Z,Ju Y,Zhou JB,Wang Y,Wong RN

更新日期：2004-07-01 00:00:00

abstract：:There may be cardio-renal interactions in rats of isoproterenol-induced heart failure, which may be associated with renal fibrosis and endothelial-to-mesenchymal transition (EndMT). Since its discovery, relaxin (RLX) which was regarded as a reproductive hormone for a long time, is recently considered an effective anti...

journal_title：Biological & pharmaceutical bulletin

authors： Zheng G,Cai J,Chen X,Chen L,Ge W,Zhou X,Zhou H

更新日期：2017-01-01 00:00:00

abstract：:Lymphocyte homing is mediated by a specific interaction between the lymphocyte homing receptor L-selectin and its sulfated glycoprotein ligands, which are expressed on high endothelial venules (HEV) in the lymph nodes. To examine the significance of the sulfation of L-selectin ligands, our group has generated gene-tar...

journal_title：Biological & pharmaceutical bulletin

authors： Kawashima H

更新日期：2006-12-01 00:00:00

abstract：:The purpose of this study was to investigate the characteristics of arachidonic acid-induced peripheral vascular disease in rats. Injecting arachidonic acid (2 mg/leg) into the femoral artery caused hind limb gangrene. Histopathological examination revealed occlusive thrombi and marked vascular injury, including denud...

journal_title：Biological & pharmaceutical bulletin

authors： Tanaka T,Takei M,Fukuta Y,Higashino R,Fukuda Y,Nomura Y,Ito S,Tamaki H,Kurimoto T,Suzuki Y

更新日期：1999-03-01 00:00:00

abstract：:Pneumolysin (PLY) is a devastating bacterial protein toxin of Streptococcus pneumoniae that punctures the cytomembrane, leading to pathological reactions, such as cell disruption and inflammation. Drugs capable of closely impacting the toxin are considered advantageous in the treatment of bacterial infections. Amentof...

journal_title：Biological & pharmaceutical bulletin

authors： Zhao X,Liu B,Liu S,Wang L,Wang J

更新日期：2017-01-01 00:00:00

abstract：:Mouse brain microsomes contain an amidase that catalyzes the hydrolysis of N-arachidonylethanolamide to arachidonic acid and ethanolamine. The enzymatic activity is dependent on the protein concentration of the microsomes and observed over a wide range of pH, 7.4 to 9.5. Kinetic analysis indicated that K(m) (microM) a...

journal_title：Biological & pharmaceutical bulletin

authors： Watanabe K,Kayano Y,Matsunaga T,Yamamoto I,Yoshimura H

更新日期：1996-08-01 00:00:00

abstract：:In a previous study we found that 50% ethanol extracts of immature fruits of Citrus unshiu (satsuma mandarin) have anti-allergic effects against the Type I, II and IV allergic reactions. However, many adverse interactions between citrus fruit, especially grapefruit juice, and drugs have been reported due to the inhibi...

journal_title：Biological & pharmaceutical bulletin

authors： Fujita T,Kawase A,Niwa T,Tomohiro N,Masuda M,Matsuda H,Iwaki M

更新日期：2008-05-01 00:00:00

abstract：:Oligodeoxyribonucleotides containing 8-hydroxyguanine and 2-hydroxyadenine, purine lesions produced in cells by reactive oxygen species, were synthesized and inserted into vector DNAs to introduce each lesion at a predetermined site. The manipulated DNAs were transfected into living cells, and the mutants induced by e...

journal_title：Biological & pharmaceutical bulletin

authors： Kamiya H

更新日期：2004-04-01 00:00:00

abstract：:Chitooligosaccharides, the oligomers made up of beta-1,4-linked D-glucosamine, are obtained by partial hydrolysis of chitosan, a deacetylation product of chitin. The antioxidant activity of various chitooligosaccharides was tested in vitro with aminoguanidine, pyridoxamine, and Trolox as reference compounds. Hydroxyla...

journal_title：Biological & pharmaceutical bulletin

authors： Chen AS,Taguchi T,Sakai K,Kikuchi K,Wang MW,Miwa I

更新日期：2003-09-01 00:00:00

abstract：:This study was conducted to investigate the effects of the extracts of green romaine lettuce (GRE) on sleep enhancement. GRE contains 1071.7 and 199.2 µg/g of extracts of lactucin and lactucopicrin, respectively, known as sleep enhancement substances. When 100 mg/kg of GRE was administered orally, sleep latency and du...

journal_title：Biological & pharmaceutical bulletin

authors： Kim HW,Suh HJ,Choi HS,Hong KB,Jo K

更新日期：2019-01-01 00:00:00

abstract：:Nicotiflorin is a single component extracted from traditional Chinese medicine Flos Carthami. In this study, we investigated its neuroprotection in permanent focal cerebral ischemia model in rats, and in an in vitro model of ischemia. At doses of 2.5, 5 and 10 mg/kg, nicotiflorin administered immediately after the ons...

journal_title：Biological & pharmaceutical bulletin

authors： Li R,Guo M,Zhang G,Xu X,Li Q

更新日期：2006-09-01 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：:We examined the effects of purified tannins and related compounds (33 species) on NADH-ubiquinone-1 oxidoreductase activity in four kinds of organism (Paracoccus denitrificans, Bacillus subtilis, Photobacterium phosphoreum, and Thermus thermophilus HB-8) and rat liver mitochondria. In addition to pentagalloylglucose, ...

journal_title：Biological & pharmaceutical bulletin

authors： Konishi K,Adachi H,Ishigaki N,Kanamura Y,Adachi I,Tanaka T,Nishioka I,Nonaka G,Horikoshi I

更新日期：1993-07-01 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：:Berberine is one of the main alkaloids of Rhizoma coptidis which has been used as a folk medicine to treat diabetes mellitus for more than 1400 years in China. To investigate the chronic effect of berberine on diabetic hyperlipidemic rats, fasted rats were intraperitoneally injected 35 mg/kg streptozotocin. Diabetic r...

journal_title：Biological & pharmaceutical bulletin

authors： Zhou JY,Zhou SW,Zhang KB,Tang JL,Guang LX,Ying Y,Xu Y,Zhang L,Li DD

更新日期：2008-06-01 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

abstract：:Previously, we reported that dibenzylbutyrolactone lignans (DBLLs) from the fruit of Forsythia koreana NAKAI (Oleaceae) has anti-inflammatory, antioxidant, and anti-asthmatic effects. In this study, to clarify the anti-inflammatory mechanisms of DBLL, we evaluated the effects of DBLLs on lipopolysaccharide-stimulated ...

journal_title：Biological & pharmaceutical bulletin

authors： Lee JY,Cho BJ,Park TW,Park BE,Kim SJ,Sim SS,Kim CJ

更新日期：2010-01-01 00:00:00

abstract：:The oral cavity contains almost half of the commensal bacterial population present in the human body. An increase in the number of these microorganisms may result in systemic diseases such as infective endocarditis and aspiration pneumonia as well as oral infections. It is essential to control the total numbers of the...

journal_title：Biological & pharmaceutical bulletin

authors： Tamura M,Saito H,Kikuchi K,Ishigami T,Toyama Y,Takami M,Ochiai K

更新日期：2011-01-01 00:00:00

abstract：:The inhibitory effects of tetrandrine (an alkaloid isolated from the Chinese medicine Stephania tetrandrae S. Moore) were investigated in terms of the angiogenesis in an adjuvant-induced chronic inflammation model of mouse and tube formation of rat vascular endothelial cells (EC). Tetrandrine (7.5-30 mg/kg) reduced th...

journal_title：Biological & pharmaceutical bulletin

authors： Kobayashi S,Inaba K,Kimura I,Kimura M

更新日期：1998-04-01 00:00:00

abstract：:Telekin, a eudesmane-type sesquiterpene lactone compound isolated from Chinese folk medicine Carpesium divaricatum, has been reported to strongly inhibit the proliferation of cancer cells. In this study, the involvement of a mitochondria-mediated pathway in the pro-apoptotic action of telekin was investigated in human...

journal_title：Biological & pharmaceutical bulletin

authors： Zheng B,Wu L,Ma L,Liu S,Li L,Xie W,Li X

更新日期：2013-01-01 00:00:00

abstract：:Dopamine agonists have neuroprotective properties in addition to their original pharmacologic function. We examined the effects of pergolide mesilate (PM) on the levels of metallothionein mRNA expression and lipid peroxidation in the corpus striata of 1-methyl 4-phenyl 1,2,3,6-tetrahydropyridine (MPTP)-induced Parkins...

journal_title：Biological & pharmaceutical bulletin

authors： Ono S,Hirai K,Tokuda E

更新日期：2009-10-01 00:00:00