Quantitative measurement of biotin-binding immunoglobulin G in human sera using F(ab')2 anti-human IgG-coated multi-well plates.

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：:The permeability of insulin across Xenopus pulmonary membrane and the effects of various absorption enhancers on insulin permeability were examined using an in vitro Ussing chamber technique. Absorption enhancers used in this study were sodium caprate (NaCap), sodium glycocholate (NaGC), sodium salicylate (NaSal) and ...

journal_title：Biological & pharmaceutical bulletin

authors： Yamamoto A,Tanaka H,Okumura S,Shinsako K,Ito M,Yamashita M,Okada N,Fujita T,Muranishi S

更新日期：2001-04-01 00:00:00

abstract：:We examined whether adherence of enterohemorrhagic Escherichia coli (EHEC) O157:H7 to intestinal epithelial cells contributed to the induction of secretory immunoglobulin A (IgA) antibody production in mice. Wild-type EHEC O157:H7 and its mutants deficient in the espA, sepL, tir and eae genes, encoding adherent factor...

journal_title：Biological & pharmaceutical bulletin

authors： Nagano K,Taguchi K,Tokoro S,Tatsuno I,Mori H

更新日期：2014-01-01 00:00:00

abstract：:In this study, the skin permeation of liposomes containing psoralen was investigated by in vivo skin microdialysis. Psoralen-loaded nano-sized liposomes were prepared with a mean size of 117.5 nm and a polydispersity index of 0.21, indicating the uniform dispersion of phosphatidylcholine vesicles in the liposomal solu...

journal_title：Biological & pharmaceutical bulletin

authors： Zhang H,Zhang K,Li Z,Zhao J,Zhang Y,Feng N

更新日期：2017-01-01 00:00:00

abstract：:Among the eight inbred mouse strains employed in our preceding report, 12-O-tetradecanoylphorbol 13-acetate (TPA) painting alone induced CD4+ regulatory T (Tr) cells in four strains (e.g., C3H/He) at 6-8 weeks of age, but not in the remaining strains (e.g., C57BL/6, BALB/c). In the present study, the effect of growth ...

journal_title：Biological & pharmaceutical bulletin

authors： Negoro T,Satoh K,Iinuma F,Tobe T,Watanabe M

更新日期：2002-02-01 00:00:00

abstract：:Using a plaque reduction assay, treatment of human influenza A viruses with the fruit-juice concentrate of Japanese plum (Prunus mume SIEB. et ZUCC) showed strong in vitro anti-influenza activity against human influenza A viruses before viral adsorption, but not after viral adsorption, with 50% inhibitory concentratio...

journal_title：Biological & pharmaceutical bulletin

authors： Yingsakmongkon S,Miyamoto D,Sriwilaijaroen N,Fujita K,Matsumoto K,Jampangern W,Hiramatsu H,Guo CT,Sawada T,Takahashi T,Hidari K,Suzuki T,Ito M,Ito Y,Suzuki Y

更新日期：2008-03-01 00:00:00

abstract：:The effect of extracellular calcium on the intracellular calcium level of newborn rat skin basal cells was examined. The intracellular calcium level of basal cells was affected by the extracellular calcium concentration on culture of the cells on a collagen-coated filter, but not on a plate. The intracellular calcium ...

journal_title：Biological & pharmaceutical bulletin

authors： Ohkura K,Hori H,Terada H

更新日期：1998-01-01 00:00:00

abstract：:A calcium-induced alginate gel bead (Alg-CS) containing chitosan (CS) and 2-(4-chlorophenoxy)-2-methylpropionic acid (CMP) was prepared. We then investigated (a) CMP release from Alg-CS, and (b) uptake of bile acid into the Alg-CS, within the gastrointestinal tract. Dried Alg-CS gradually swelled in taurocholate solut...

journal_title：Biological & pharmaceutical bulletin

authors： Murata Y,Hirai D,Kofuji K,Miyamoto E,Kawashima S

更新日期：2004-03-01 00:00:00

abstract：:The accumulation of amyloid β(1-42) peptide (Aβ(1-42)) in retina is implicated in the development of retinal ganglion cell apoptosis and diabetic retinopathy. In this study we demonstrate that spontaneous diabetes mellitus Otsuka Long-Evans Tokushima Fatty (OLETF) rats can be used as an animal model in studies to iden...

journal_title：Biological & pharmaceutical bulletin

authors： Nagai N,Ito Y,Tanino T

更新日期：2015-01-01 00:00:00

abstract：:New lipid derivatives of polyethyleneglycol (PEG) have been synthesized and tested for the ability to allow liposomes to evade uptake by the reticuloendothelial system (RES) and to prolong the circulation time of liposomes in mice. Liposomes were prepared from distearoylphosphatidylcholine (DSPC) and cholesterol (CH) ...

journal_title：Biological & pharmaceutical bulletin

authors： Yuda T,Maruyama K,Iwatsuru M

更新日期：1996-10-01 00:00:00

abstract：:We examine the pharmacokinetic profile of cyclosporin A (CyA) after intravenous administration to rats prepared as models of various disease states found in patients who receive organ transplantations. After intravenous bolus administration to normal rats, the total blood clearance (CLt) of CyA showed a dose-dependent...

journal_title：Biological & pharmaceutical bulletin

authors： Shibata N,Shimakawa H,Minouchi T,Yamaji A

更新日期：1993-11-01 00:00:00

abstract：:The protective effect of sodium-L-ascorbyl-2 phosphate (As-2P), a stable form of ascorbic acid (AsA), against photodamage induced by a single dose of UVB exposure (290-320 nm, Max 312 nm) was investigated using cultured mouse skin. When the cultured skin was treated with various As-2P concentrations, the cutaneous AsA...

journal_title：Biological & pharmaceutical bulletin

authors： Nayama S,Takehana M,Kanke M,Itoh S,Ogata E,Kobayashi S

更新日期：1999-12-01 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：: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：:Melanogenesis inhibitory and free radical scavenging activities of nine cyclic (1-9) and one acyclic diarylheptanoids (10), and two phenolic compounds, (+)-rhododendrol (11) and (+)-catechin (12), isolated from the ethyl acetate-soluble fraction of the MeOH extract of the bark of Acer nikoense MAXIM. (Aceraceae) were ...

journal_title：Biological & pharmaceutical bulletin

authors： Akazawa H,Akihisa T,Taguchi Y,Banno N,Yoneima R,Yasukawa K

更新日期：2006-09-01 00:00:00

abstract：:Biomacromolecules (>40 kDa) have been developed as drug delivery system (DDS) carriers of low-molecular weight drugs to promote these drugs' uptake by cancer tissues via enhanced permeability and retention (EPR) effects. Human serum albumin (HSA) has been found to accumulate in cancer tissues via this EPR effect. HSA ...

journal_title：Biological & pharmaceutical bulletin

authors： Ishima Y

更新日期：2017-01-01 00:00:00

abstract：:We established a highly sensitive method for evaluating P-glycoprotein activity in Caco-2 cells. Using time-lapse confocal laser-scanning microscopy, we measured the change in fluorescence of residual rhodamine 123 in Caco-2 cells. Horizontal fluorescence images of rhodamine 123 in the apical and central parts of thes...

journal_title：Biological & pharmaceutical bulletin

authors： Wakuda H,Nejime N,Tada Y,Kagota S,Umegaki K,Yamada S,Shinozuka K

更新日期：2010-01-01 00:00:00

abstract：:Two different forms of oxytocinase (L-cystine aminopeptidase, CAP; EC 3.4.11.3) were purified from the 9000 g and 105000 g precipitate fractions of human placenta homogenate by sequential chromatography on columns of hydroxyapatite, DE-32, nickel ion affinity, and Sephadex G-200. One species (CAP-I) purifed from the m...

journal_title：Biological & pharmaceutical bulletin

authors： Itoh C,Watanabe M,Nagamatsu A,Soeda S,Kawarabayashi T,Shimeno H

更新日期：1997-01-01 00:00:00

abstract：:2'-Chloroflavone (CF) and 4'-CF were studied as inducers of cytochrome P-450-mediated monooxygenases in rat hepatic microsomes by comparison with phenobarbital (PB) and 3-methylcholanthrene (MC). As a result of interaction with the substrate 7-ethoxycoumarin (7-EC), 2'-CF-induced microsomes showed a difference spectru...

journal_title：Biological & pharmaceutical bulletin

authors： Kato S,Yamamoto K

更新日期：1993-01-01 00:00:00

abstract：:The purpose of this study was to determine the high-density lipoprotein (HDL)-associated alpha-tocopherol (alpha-tocopherol-HDL) transport and clarify the contribution of scavenger receptor class B, type I (SR-BI) to the uptake in the human retinal pigment epithelial cell line (ARPE-19 cells). [(3)H]alpha-Tocopherol-H...

journal_title：Biological & pharmaceutical bulletin

authors： Akanuma S,Yamamoto A,Okayasu S,Tachikawa M,Hosoya K

更新日期：2009-06-01 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：:Microsomal enzyme inducers are known to influence the expression of many transporter proteins and mRNA. In this study, we examined the effects of microsomal enzyme inducers on the mRNA expression of Breast Cancer Resistance Protein (BCRP) and Multidrug Resistance Associated Protein 2 (MRP2) in BALB/c mice. mRNA expres...

journal_title：Biological & pharmaceutical bulletin

authors： Han Y,Sugiyama Y

更新日期：2006-05-01 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：:In this study, we examined the usefulness of a tissue-clearing technique for the evaluation of the lung distribution of aerosolized drugs. An aerosol formulation of TexasRed dextran (70 kDa), a model compound of drug carrier for aerosolized drugs, was administered intrapulmonarily to mice using a MicroSprayer, and the...

journal_title：Biological & pharmaceutical bulletin

authors： Togami K,Kitayama A,Daisho T,Wang R,Tada H,Chono S

更新日期：2018-01-01 00:00:00

abstract：:The purpose of this study was to evaluate the essential oils from sweet basil (Ocimum basilicum, OB) as skin permeation enhancers to promote the percutaneous absorption of drugs. The in vitro and in vivo irritancy of the essential oils was also examined. Terpenes with various carbon numbers (mono-, sesqui-, di-, and t...

journal_title：Biological & pharmaceutical bulletin

authors： Fang JY,Leu YL,Hwang TL,Cheng HC

更新日期：2004-11-01 00:00:00

abstract：:The extracellular signal-regulated kinase (ERK) pathway is a major determinant in the control of diverse cellular processes such as proliferation, survival, and motility. This pathway is often upregulated in human cancers and as such represents an attractive target for mechanism-based approaches to cancer treatment. H...

journal_title：Biological & pharmaceutical bulletin

authors： Kohno M,Tanimura S,Ozaki K

更新日期：2011-01-01 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：:To find new antipruritic herbal medicines for pruritus, we screened the methanol extracts of seven herbal medicines which have been used to treat dermatologic diseases, testing them on mouse models of acute and chronic itch. When administrated perorally (p.o.) at a dose of 200 mg/kg, methanol extracts of Sophora flave...

journal_title：Biological & pharmaceutical bulletin

authors： Yamaguchi-Miyamoto T,Kawasuji T,Kuraishi Y,Suzuki H

更新日期：2003-05-01 00:00:00

abstract：:Uridine 5'-diphosphate-glucuronosyltransferase (UGT) catalyzes a major phase II reaction in a drug-metabolizing enzyme system. Although the UGT1A subfamily is expressed mainly in the liver, it is also expressed in the brain. The purpose of the present study was to elucidate the effect of β-naphthoflavone (BNF), one of...

journal_title：Biological & pharmaceutical bulletin

authors： Sakakibara Y,Katoh M,Kondo Y,Nadai M

更新日期：2016-01-01 00:00:00

abstract：:The emulsion prepared with β-cyclodextrin as an emulsifier (βCDE) is considered to be a Pickering emulsion. We examined the characteristics of βCDEs using captopril (CP) as a model drug, and studied the in vitro skin permeation of CP from βCDEs through hairless mouse skin. The stability of βCDE was increased with incr...

journal_title：Biological & pharmaceutical bulletin

authors： Taguchi H,Tanaka H,Hashizaki K,Saito Y,Fujii M

更新日期：2019-01-01 00:00:00