Purification and determination of the chemical structure of the tyrosinase inhibitor produced by Trichoderma viride strain H1-7 from a marine environment.

abstract：:A biologically active quinone that exhibits a growth-inhibitory effect on rat liver cancer cells was isolated from the nest of a social wasp, Vespa simillima (Vespinae, Vespidae). The structure was unambiguously determined by NMR and synthetic experiments and identified as being 7,8-seco-para-ferruginone. The syntheti...

journal_title：Biological & pharmaceutical bulletin

authors： Fujiwara Y,Mangetsu M,Yang P,Kofujita H,Suzuki K,Ohfune Y,Shinada T

更新日期：2008-04-01 00:00:00

abstract：:Cannabinoids are the active ingredients in marijuana, which is among the most widely used addictive drugs despite the well-documented harmfulness related to its abuse. The mechanism underlying cannabinoid addiction remains unclear, which is attributed partially to the difficulty in behavioral testing of high-dose cann...

journal_title：Biological & pharmaceutical bulletin

authors： Liu T,Zheng Q,Qian Z,Wang H,Liu Z,Ren W,Zhang X,Han J

更新日期：2016-05-01 00:00:00

abstract：:Biotin-binding human immunoglobulin G (B-IgG) was quantitatively measured using an F(ab')2anti-human IgG-coated multi-well microplate for the first time. B-IgG was caught by F(ab')2anti-human IgG and was detected by the following detecting reagents: Peroxidase-labeled streptavidin, avidin and peroxidase-biotin, or avi...

journal_title：Biological & pharmaceutical bulletin

authors： Muratsugu M,Muramoto E,Fukui T

更新日期：2003-11-01 00:00:00

abstract：:Elevation in the temperature induces heat stress to both host cells and the invading pathogen. This study aimed to determine whether continuous mild heat stress (increased temperature without causing significant damage to host cells) can increase susceptibility of biofilm formation of the opportunistic fungal pathogen...

journal_title：Biological & pharmaceutical bulletin

authors： Cho T,Nagao J,Imayoshi R,Kodama J,Morotomi T,Kaminishi H

更新日期：2012-01-01 00:00:00

abstract：:Berberine has a wide range of biochemical and pharmacologic effects, including antitumor activity, but the mechanisms involved in berberine-induced apoptosis remain unclear. The purpose of the present study was to investigate the changes in oxidative stress and endoplasmic reticulum (ER)-related molecules, which are c...

journal_title：Biological & pharmaceutical bulletin

authors： Eom KS,Kim HJ,So HS,Park R,Kim TY

更新日期：2010-01-01 00:00:00

abstract：:Mouse thioglycollate-induced peritoneal macrophages effectively, in the absence of serum, recognized mouse polymorphonuclear leukocytes (PMNs) mildly oxidized with diamide, superoxide (hypoxanthine/xanthine oxidase) or t-butyhydroperoxide, or modified with N-ethylmaleimide (NEM). The recognition reached a maximum when...

journal_title：Biological & pharmaceutical bulletin

authors： Beppu M,Yokoyama N,Motohashi M,Kikugawa K

更新日期：2001-01-01 00:00:00

abstract：:Platelet activating factor (PAF)-acetylhydrolase (PAF-AH) is an enzyme that hydrolyzes the acetyl ester at the sn-2 position of PAF, and converts it to the inactive metabolite, lyso PAF. This enzyme is distributed widely in the intracellular as well as the extracellular matrix and is believed to be a defense mechanism...

journal_title：Biological & pharmaceutical bulletin

authors： Lee E,Lee SJ,Lee TY,Chang HW

更新日期：2005-04-01 00:00:00

abstract：:Osteoporosis (OP) is increasingly becoming one of a major health concerns all over the world. However, the limitations of current therapeutic drugs for OP are including considerable side effects and low efficacy. Therefore, it is required to develop new therapeutic drugs for OP. This study aimed to investigate the rol...

journal_title：Biological & pharmaceutical bulletin

authors： Liu M,Meng Y,He K,Luan C

更新日期：2021-01-01 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：:The anti-herpes simplex virus type 1 (HSV-1) activity of 15 oleanan-type triterpenoides including glycyrrhizin and its sapogenol was examined and their structure-activity relationships were discussed. Although glycyrrhizin which exhibited in vivo efficacy against HSV-1 replication showed moderate in vitro anti-HSV-1 a...

journal_title：Biological & pharmaceutical bulletin

authors： Ikeda T,Yokomizo K,Okawa M,Tsuchihashi R,Kinjo J,Nohara T,Uyeda M

更新日期：2005-09-01 00:00:00

abstract：:An unknown adenine-related compound (UKC) in rat liver mitochondria was characterized. Based on the sensitivity to periodate oxidation, nuclease P1 digestion, property of fluorescence derivatization, elution behavior on different separation modes of HPLC columns and the mass spectrum of purified UKC, the UKC was ident...

journal_title：Biological & pharmaceutical bulletin

authors： Fujimori H,Pan-Hou H

更新日期：1998-06-01 00:00:00

abstract：:A sulfated galactan (FG) was isolated from the green alga, Codium fragile. Chemical analysis revealed that FG mainly consisted of D-galactose with pyruvic acid (12.3%) and sulfate (11.0%). Methylation and NMR analyses showed that FG was composed of -->3)-beta-D-Galp-(1-->, beta-D-Galp-(1--> and -->3,6)-beta-D-Galp-(1-...

journal_title：Biological & pharmaceutical bulletin

authors： Ohta Y,Lee JB,Hayashi K,Hayashi T

更新日期：2009-05-01 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：:The present study was designed to determine the effect of delta(9)-tetrahydrocannabinol (THC) on susceptibility to stress. We reported that THC significantly prolonged the immobility time during the forced swim-stress. The selective cannabinoid CB(1) receptor antagonist O-2050 significantly reduced the enhancement of ...

journal_title：Biological & pharmaceutical bulletin

authors： Sano K,Koushi E,Irie K,Higuchi S,Tsuchihashi R,Kinjo J,Egashira N,Oishi R,Uchida N,Nagai H,Nishimura R,Tanaka H,Morimoto S,Mishima K,Iwasaki K,Fujiwara M

更新日期：2009-12-01 00:00:00

abstract：:Phospholipase (PL) A2 activity prepared from isolated rat fat pads incubated with sodium orthovanadate (vanadate) was increased in a time- and dose-dependent manner. The increasing effect of vanadate was reduced in the presence of tyrosine kinase inhibitors. Under the inhibition of protein synthesis by cycloheximide, ...

journal_title：Biological & pharmaceutical bulletin

authors： Morita T,Imagawa T,Kanagawa A,Ueki H

更新日期：1995-02-01 00:00:00

abstract：:The blood clearance, tissue uptake and antitumor efficacy against liver metastasis of M5076 reticulosarcoma in mice and against primary liver cancer in rats of doxorubicin (DOX) encapsulated in two types of liposomes, with and without a soYbean-derived sterylglucoside mixture (SG), were examined. Liposomes entrapping ...

journal_title：Biological & pharmaceutical bulletin

authors： Shimizu K,Qi XR,Maitani Y,Yoshii M,Kawano K,Takayama K,Nagai T

更新日期：1998-07-01 00:00:00

abstract：:Cisplatin chemotherapy is the standard treatment for metastatic urothelial carcinoma. Although there are second-line chemotherapeutic agents approved by the U.S. Food and Drug Administration (FDA) such as those targeting programmed death-ligand 1 (PD-L1), more effective pharmacotherapy is required for cisplatin-resist...

journal_title：Biological & pharmaceutical bulletin

authors： Ryu H,Jin H,Ho JN,Bae J,Lee E,Lee SE,Lee S

更新日期：2019-01-01 00:00:00

abstract：:Using a validated high-performance liquid chromatographic (HPLC) method, the pharmacokinetics of multi-constituents in Huangqin-Tang decoction were simultaneously studied both in the compound prescription and in each single herb decoction. At different intervals (0, 1, 2, 4, 8, 12, 24, 36, 48 h) after oral administrat...

journal_title：Biological & pharmaceutical bulletin

authors： Zuo F,Zhou ZM,Zhang Q,Mao D,Xiong YL,Wang YL,Yan MZ,Liu ML

更新日期：2003-07-01 00:00:00

abstract：:In the present study, we designed and synthesized a novel 1,5-diarylpyrazole derivative, 2-amino-N-(2-methyl-5-(1-(4-sulfamoylphenyl)-3-(trifluoromethyl)-1H-pyrazol-5-yl)phenyl) acetamide hydrochloride (CC06), which was intended to act as a prodrug and would exert potent anti-inflammatory activity after being converte...

journal_title：Biological & pharmaceutical bulletin

authors： Yin LL,Li MH,Wang X,Zhang WY

更新日期：2009-06-01 00:00:00

abstract：:The purpose of this research is improvement of therapeutic treatment for periodontitis by using lipophilic and/or hydrophilic zinc materials. The sample suspension injections were prepared from zinc octanate (C8Zn), zinc stearate (C18Zn), zinc sulfate hepta-hydrate (ZnSO4) and tricalcium phosphate (ZnTCP) containing 6...

journal_title：Biological & pharmaceutical bulletin

authors： Tokudome Y,Otsuka M

更新日期：2012-01-01 00:00:00

abstract：:Cilnidipine is a 1,4-dihydropyridine-derived voltage-dependent calcium channel (VDCC) blocker and suppresses N-type VDCC currents in addition to L-type VDCC currents. An earlier investigation has suggested that intrathecally injected cilnidipine produces antinociception by blocking N-type VDCCs in mice. The present st...

journal_title：Biological & pharmaceutical bulletin

authors： Koganei H,Shoji M,Iwata S

更新日期：2009-10-01 00:00:00

abstract：:As part of a basic study on the prevention of cerebral injury, ajoene (0.5 mg/d) and oil-macerated garlic extract (OMGE, containing 0.5 mg ajoene/d) were administrated to stroke-prone spontaneously hypertensive rats (SHRSP) among 8 weeks from 9 weeks of age. In the control group, 3 of 10 rats died (30%), whereas all S...

journal_title：Biological & pharmaceutical bulletin

authors： Yamada N,Hattori A,Nishikawa T,Fukuda H,Fujino T

更新日期：2006-04-01 00:00:00

abstract：:When kalopanaxsaponin K (KPK) from Kalopanax pictus was incubated for 24 h at 37 degrees C with human intestinal microflora, KPK was mainly metabolized to kalopanaxsaponin I (KPI) via kalopanaxsaponin H (KPH) rather than via kalopanaxsaponin J (KPJ), and then transformed to kalopanaxsaponin A (KPA) and hederagenin. Ba...

journal_title：Biological & pharmaceutical bulletin

authors： Kim DH,Bae EA,Han MJ,Park HJ,Choi JW

更新日期：2002-01-01 00:00:00

abstract：:Nitrogen oxide, which is produced by activated macrophages, has been demonstrated to possess anti-tumor activity. We report herein the synergistic effect of sodium nitrite (NO2-) and/or sodium nitroprusside (SNP) on lysophospholipid (LysoPL)-mediated cytolysis. The incubation of 51Cr-labeled mouse melanoma (B16) cells...

journal_title：Biological & pharmaceutical bulletin

authors： Kanematsu M,Takagi K,Suketa Y

更新日期：1994-01-01 00:00:00

abstract：:Endometriosis, a disease affecting 5-15% of women of reproductive age, is characterized by the ectopic growth of endometrial tissue. Costunolide, a sesquiterpene lactone, has anti-proliferative and pro-apoptotic activities that may be efficacious in therapy for endometriosis. In the present study, we investigated the ...

journal_title：Biological & pharmaceutical bulletin

authors： Kim JH,Yang YI,Lee KT,Park HJ,Choi JH

更新日期：2011-01-01 00:00:00

abstract：:Although macrophage phagocytoses modified low-density lipoprotein (LDL), excessive accumulation of modified LDL induces macrophage foam cell formation, which is a feature of atherosclerotic plaque. Thus, the identification of scavenger receptor for modified LDL will provide better understanding of an atherosclerotic e...

journal_title：Biological & pharmaceutical bulletin

authors： Miki Y,Tachibana Y,Ohminato Y,Fujiwara Y

更新日期：2015-01-01 00:00:00

abstract：:Plasma hyaluronan biding protein (PHBP) is a novel serine protease, which has an amino acid sequence homology to that of hepatocyte growth factor activator (HGFA), and has a similar domain structure to that of urinary plasminogen activator (u-PA), found in human plasma. We searched the PHBP substrate in human plasma b...

journal_title：Biological & pharmaceutical bulletin

authors： Choi-Miura NH,Yoda M,Saito K,Takahashi K,Tomita M

更新日期：2001-02-01 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：:Irsogladine maleate (2,4-diamino-6-[2,5-dichlorophenyl]-s-triazine maleate; IM), an anti-peptic ulcer drug, may have a protective effect on the gastrointestinal mucosa. This study investigated the effects of IM on spontaneous colitis in interleukin-10 gene-deficient (IL-10(-/-)) mice. Five-week-old IL-10(-/-) mice wer...

journal_title：Biological & pharmaceutical bulletin

authors： Nakagawa T,Katsuno T,Noguchi Y,Mandai Y,Yoshihama S,Saito K,Maruoka D,Matsumura T,Arai M,Yokosuka O

更新日期：2015-01-01 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