The GCR2 gene is required for the transcriptional activation of retrotransposon Ty2-917 in Saccharomyces cerevisiae.

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：:In the present study, we evaluated the effect of the novel acid pump antagonist 7-(4-fluorobenzyloxy)-2,3-dimethyl-1-{[(1S,2S)-2-methylcyclopropyl]methyl}-1H-pyrrolo[2,3-d]pyridazine (CS-526) on the intragastric acidity of cynomolgus monkeys. The study was performed in a crossover manner with five male animals. CS-526...

journal_title：Biological & pharmaceutical bulletin

authors： Ito K,Kinoshita K,Yamamura N,Tomizawa A,Inaba F,Morikawa-Inomata Y,Tabata K,Shibakawa N

更新日期：2009-12-01 00:00:00

abstract：:Hepatic organic anion transporters OATP1B1 and OATP1B3 are expressed at the sinusoidal membrane of hepatocytes and contribute to the hepatic uptake of a wide variety of clinically used drugs. To identify the antibiotics that interact with the human organic anion transporters OATP1B1 and OATP1B3, we applied a screening...

journal_title：Biological & pharmaceutical bulletin

authors： Yamaguchi H,Takeuchi T,Okada M,Kobayashi M,Unno M,Abe T,Goto J,Hishinuma T,Shimada M,Mano N

更新日期：2011-01-01 00:00:00

abstract：:Treatment of Xenopus blastula with activin converts undifferentiated presumptive ectoderm (animal cap) into mesoderm and endoderm in a dose-dependent manner. At low concentrations, activin induces ventral mesoderm such as blood cells. Here we show that activin-treated aggregates of animal cap cells prepared from undif...

journal_title：Biological & pharmaceutical bulletin

authors： Nagamine K,Furue M,Fukui A,Matsuda A,Hori T,Asashima M

更新日期：2007-10-01 00:00:00

abstract：:A traditional Chinese herbal medicine, Qizhu Tang (QZT) was studied for its in vitro antioxidant activity and the effect on cerebral oxidative damage after forebrain ischemia followed by reperfusion in rats. The QZT decoction was shown to have strong hydroxyl radical (*OH) scavenging activity (approx. 0.1 mM as Trolox...

journal_title：Biological & pharmaceutical bulletin

authors： Xuejiang W,Ichikawa H,Konishi T

更新日期：2001-05-01 00:00:00

abstract：:Astilbin, a dihydroflavonol rhamnoside isolated from the leaves of Engelhardtia chrysolepis, enhanced the vanadate-stimulated release of lipoprotein lipase (LPL) activity from rat isolated fat pads. N-[2-(Methyl-amino)ethyl]-5-isoquinolinesulfonamide (H-8), a potent inhibitor of cAMP-dependent protein kinase (PKA), ma...

journal_title：Biological & pharmaceutical bulletin

authors： Motoyashiki T,Miyake M,Morita T,Mizutani K,Masuda H,Ueki H

更新日期：1998-05-01 00:00:00

abstract：:Microglia activation-mediated neuroinflammation plays an important role in the pathogenesis of neurodegenerative diseases such as Alzheimer's disease, Parkinson's disease, multiple sclerosis, and human immunodeficiency virus (HIV)-associated dementia. Inhibition of microglia activation may alleviate neurodegeneration ...

journal_title：Biological & pharmaceutical bulletin

authors： Zhou X,Gan P,Hao L,Tao L,Jia J,Gao B,Liu JY,Zheng LT,Zhen X

更新日期：2014-01-01 00:00:00

abstract：:The inhibitory effect of clindamycin on beta-lactamase biosynthesis was investigated in beta-lactam resistant bacteria with inducible and/or constitutive production of the enzyme(s). Clinical isolates of Enterobacter cloacae (E. cloacae) and Pseudomonas aeruginosa (P. aeruginosa) were examined. Three strains of each, ...

journal_title：Biological & pharmaceutical bulletin

authors： Nishihata T,Kunieda S,Nakahama C,Soejima R

更新日期：1994-05-01 00:00:00

abstract：:Follistatin (FS, an activin-binding protein) and activin A (homodimer of inhibin betaA chain) promote and inhibit cell proliferation in rat liver, respectively. The roles of activin AB (heterodimer of inhibin betaA and betaB) and activin B (homodimer of inhibin betaB) in rat liver have not been elucidated yet. In this...

journal_title：Biological & pharmaceutical bulletin

authors： Kobayashi T,Niimi S,Hashimoto O,Hayakawa T

更新日期：2000-06-01 00:00:00

abstract：:The gastric mucus is an important factor in the gastric mucosal protection from acid, pepsin and various reagents (alcohol, aspirin, etc.). MUC5AC is the mucin secreted from surface mucous cells, and belongs to the gel-forming mucin. We examined the regulation of rat MUC5AC (rMUC5AC) mRNA by glucocorticoid in vivo and...

journal_title：Biological & pharmaceutical bulletin

authors： Tanaka T,Kobayashi T,Sunaga K,Tani S

更新日期：2001-06-01 00:00:00

abstract：:We investigated acute cytotoxic effects and Hg accumulation after exposure to methylmercury (MeHg) or Hg(2+) in the presence or absence of serum in cultured astrocytes prepared from the cerebral hemisphere or cerebellum of newborn rats. Dose-related changes in viable cell numbers after exposure to mercuric compounds w...

journal_title：Biological & pharmaceutical bulletin

authors： Adachi T,Kunimoto M

更新日期：2005-12-01 00:00:00

abstract：:Sixteen cardenolides, two hemiterpenoids, two phenylpropanoids and a phenylethanoid isolated from the roots of Streptocaulon juventas (LOUR.) MERR. were examined for their antiproliferative activity toward three human-derived (HT-1080 fibrosarcoma, lung A549 adenocarcinoma, cervix HeLa adenocarcinoma) and three murine...

journal_title：Biological & pharmaceutical bulletin

authors： Ueda JY,Tezuka Y,Banskota AH,Tran QL,Tran QK,Saiki I,Kadota S

更新日期：2003-10-01 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：: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：:Liposomes have been artificially made into membranous vesicles composed essentially of naturally occurring phospholipids and have been found to serve as a carrier of drugs and an immunological adjuvant. After being intravenously injected, they are quickly removed from the blood circulation and trapped by Kupffer cells...

journal_title：Biological & pharmaceutical bulletin

authors： Aramaki Y

更新日期：2000-11-01 00:00:00

abstract：:When normal rabbits were administered various samples of deep-sea water, their biochemical values changed within normal limits, and no differences from distilled water administration (control) group levels were observed. Furthermore, no histopathological changes were observed in internal organs on the 28th day after a...

journal_title：Biological & pharmaceutical bulletin

authors： Yoshioka S,Hamada A,Cui T,Yokota J,Yamamoto S,Kusunose M,Miyamura M,Kyotani S,Kaneda R,Tsutsui Y,Odani K,Odani I,Nishioka Y

更新日期：2003-11-01 00:00:00

abstract：:We demonstrate that glycyrrhizin (GL) enhanced Fas-mediated apoptotic body formation and DNA fragmentation in T cell lines although GL alone did not induce apoptosis. The enhancement effect of Fas-mediated apoptosis by GL was dose-dependent above 0.3 microM. Time course study revealed that simultaneous co-treatment of...

journal_title：Biological & pharmaceutical bulletin

authors： Ishiwata S,Nakashita K,Ozawa Y,Niizeki M,Nozaki S,Tomioka Y,Mizugaki M

更新日期：1999-11-01 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：:The mature form of rat adrenodoxin (Ad) was purified from a heterologous direct expression system in Escherichia coli with a yield of 56 mg/l culture. The purified Ad showed a A414/A280 ratio of 0.91 and the sequence of 10 amino terminal residues was identical with that of authentic rat Ad. By Time of Flight/Mass spec...

journal_title：Biological & pharmaceutical bulletin

authors： Sagara Y,Aramaki H

更新日期：1998-10-01 00:00:00

abstract：:Nine alkaloid constituents in the root of Aconitum yesoense var. macroyesoense, as well as three acetylated derivatives, were examined for their peripheral vaso-activities by measuring laser-flowmetrically the cutaneous blood flow in the hind foot of mice after intravenous administration. The major constitutive delcos...

journal_title：Biological & pharmaceutical bulletin

authors： Wada K,Ishizuki S,Mori T,Bando H,Murayama M,Kawahara N

更新日期：1997-09-01 00:00:00

abstract：:Formation of DNA breaking hydroxyfuranone and hydroxypyranone derivatives in the Maillard reaction of glucose and bovine serum albumin (BSA) under physiological conditions was investigated. A mixture of glucose and BSA was incubated at 37 degrees C in water or in 1 M phosphate buffer (pH 7.4). The ethyl acetate/2-prop...

journal_title：Biological & pharmaceutical bulletin

authors： Hiramoto K,Ishihara A,Sakui N,Daishima S,Kikugawa K

更新日期：1998-02-01 00:00:00

abstract：:Neuroinflammation has recently been implicated as an important mechanism responsible for the progression of neurodegenerative diseases. Activated microglia produce various proinflammatory cytokines and nitric oxide (NO) that are toxic to neurons. Thus, inhibition of microglial activation may alleviate neuroinflammator...

journal_title：Biological & pharmaceutical bulletin

authors： Ock J,Hong SH,Suk K

更新日期：2010-01-01 00:00:00

abstract：:Two fractions of neutral alpha-glucosidase were partially purified from the insoluble fraction of bovine lens. This is the first report of such an event to the best of our knowledge. The apparent native molecular weights of these fractions were 121 kDa (fraction-I) and 254 kDa (fraction-II). Both fractions contained t...

journal_title：Biological & pharmaceutical bulletin

authors： Kamei A,Fujiyama O

更新日期：1995-08-01 00:00:00

abstract：:Extract from fruits of Nandina domestica THUNBERG (NDE) has been used to improve cough and breathing difficulty in Japan for many years. To explore whether NDE may alleviate respiratory inflammation, we investigated its effect on expression of cyclooxygenase-2 (COX-2) and production of prostaglandin E₂ (PGE₂) in human...

journal_title：Biological & pharmaceutical bulletin

authors： Ueki T,Akaishi T,Okumura H,Abe K

更新日期：2012-01-01 00:00:00

abstract：:Some P450 enzymes are expressed not only in the liver but also in the small intestine, and these enzymes play an important role in first-pass drug metabolism in the small intestine. Cytochrome P450 (CYP)2C19 has been confirmed to exist in the small intestine of white people, but not yet in Japanese. We investigated th...

journal_title：Biological & pharmaceutical bulletin

authors： Hayashi M,Matsumoto N,Takenoshita-Nakaya S,Takeba Y,Watanabe M,Kumai T,Takagi M,Tanaka M,Otsubo T,Kobayashi S

更新日期：2011-01-01 00:00:00

abstract：:In a previous report, we had demonstrated the antioxidant activity of the sialic acid N-acetylneuraminic acid (Neu5Ac, NANA). This activity can counteract the cytotoxicity of hydrogen peroxide (H2O2), and the antitoxicity is a result of a direct chemical reaction, whereby NANA reduces H2O2 in the culture media. The in...

journal_title：Biological & pharmaceutical bulletin

authors： Iijima R,Takahashi H,Ikegami S,Yamazaki M

更新日期：2007-03-01 00:00:00

abstract：:An alkaloid piperine isolated from the Piper Nigrum was found to inhibit lipid droplet accumulation in mouse macrophages, and especially inhibited cholesteryl ester (CE) synthesis (IC50: 25 microM). The metabolism of cholesterol from lysosome to lipid droplet was inhibited with a similar IC50 (18 microM), indicating t...

journal_title：Biological & pharmaceutical bulletin

authors： Matsuda D,Ohte S,Ohshiro T,Jiang W,Rudel L,Hong B,Si S,Tomoda H

更新日期：2008-06-01 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：: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：:One hundred and fifteen synthesized mono, di, and trihydroxybenzamide and thiobenzamide derivatives having structures related to euglobals were examined for their inhibitory effects on Epstein-Barr virus (EBV) activation by 12-O-tetradecanoylphorbol-13-acetate (TPA) as a primary screening test for anti-tumor-promoters...

journal_title：Biological & pharmaceutical bulletin

authors： Takasaki M,Konoshima T,Kozuka M,Yoneyama K,Yoshida S,Tokuda H,Nishino H,Iwashima A

更新日期：1995-02-01 00:00:00