De novo regeneration of Scrophularia yoshimurae Yamazaki (Scrophulariaceae) and quantitative analysis of harpagoside, an iridoid glucoside, formed in aerial and underground parts of in vitro propagated and wild plants by HPLC.

abstract：:The present study aimed to determine the occurrence of autophagy following ischemia/reperfusion (I/R) injury in the rat spinal cord and whether autophagy inhibition contributes to neural tissue damage and locomotor impairment. A spinal cord I/R model was induced via descending thoracic aorta occlusion for 10 min using...

journal_title：Biological & pharmaceutical bulletin

authors： Wei X,Zhou Z,Li L,Gu J,Wang C,Xu F,Dong Q,Zhou X

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

abstract：:Ibudilast (3-isobutyryl-2-isopropylpyrazolo[1,5-alpha]pyridine) is clinically used as a cerebral vasodilator in Japan. However, the effects of ibudilast on retinal blood vessels have not been fully examined. The aim of this study, therefore, was to examine the effects of ibudilast on retinal blood vessels in rats in v...

journal_title：Biological & pharmaceutical bulletin

authors： Noguchi M,Mori A,Sakamoto K,Nakahara T,Ishii K

更新日期：2009-11-01 00:00:00

abstract：:We previously reported that the topical application of ascorbic acid 2-O-alpha-glucoside (AA-2G) suppressed the cutaneous inflammation by ultraviolet irradiation in human and guinea pigs (Miyai et al., Nishinihon J. Dermatol., 58, 439-443 (1996)). In this paper, the effect of AA-2G on the lethal damage induced by ultr...

journal_title：Biological & pharmaceutical bulletin

authors： Miyai E,Yanagida M,Akiyama J,Yamamoto I

更新日期：1997-06-01 00:00:00

abstract：:Over-expression of P-glycoprotein (P-gp) in lymphocytes is implicated in the failure of immunosuppressant therapy. We investigated P-gp function in peripheral-blood CD3+, CD4+, and CD8+ cells of 14 healthy subjects and 12 patients with systemic lupus erythematosus (SLE). P-gp function was estimated by the transporter ...

journal_title：Biological & pharmaceutical bulletin

authors： Henmi K,Yoshida M,Yoshikawa N,Hirano T

更新日期：2008-05-01 00:00:00

abstract：:Transient receptor potential vanilloid 1 (TRPV1) is primarily expressed in central and peripheral terminals of non-myelinated primary afferent neurons. We previously showed that AS1928370, a novel TRPV1 antagonist that can prevent ligand-induced activation but not proton-induced activation, ameliorates neuropathic pai...

journal_title：Biological & pharmaceutical bulletin

authors： Watabiki T,Kiso T,Tsukamoto M,Aoki T,Matsuoka N

更新日期：2011-01-01 00:00:00

abstract：:This study sought to investigate the ameliorating effects of soy 11S protein on the impacts of alcohol consumption in rat hepatocytes and in reducing total cholesterol levels and total lipid levels in the serum. Liver histology and the clinically important enzyme markers (Aspartate Aminotransferase: AST and Alanine Am...

journal_title：Biological & pharmaceutical bulletin

authors： Park KJ,Kim HY,Chang BJ,Lee HH

更新日期：2004-10-01 00:00:00

abstract：:Apoptosis is the main form of β-cell death in diabetes. Ginseng has been used as an anti-diabetic herb for several thousand years in Asia with ginsenoside Rg1 and ginsenoside Rb1 as important active ingredients. In this study, we demonstrated ginsenoside Rg1 and Rb1 protect β-cells from high glucose/cytokine-induced p...

journal_title：Biological & pharmaceutical bulletin

authors： Chen F,Chen Y,Kang X,Zhou Z,Zhang Z,Liu D

更新日期：2012-01-01 00:00:00

abstract：:DJ-1 was first identified as a novel candidate of an oncogene product in cooperation with an activated ras, and DJ-1 was later found to be a positive regulator of the androgen receptor (AR) transcription activity that was repressed by PIASxalpha. DJ-1 was also found to be an infertility-related protein that was reduce...

journal_title：Biological & pharmaceutical bulletin

authors： Taira T,Iguchi-Ariga SM,Ariga H

更新日期：2004-04-01 00:00:00

abstract：:Meiosis activating sterol (MAS), the intermediate of cholesterol biosynthesis, is an important substance to stimulate oocytes maturation in FSH-induced signal transduction pathway. Lanosterol 14alpha-demethylase (CYP51) converts lanosterol to MAS. Although MAS is firstly isolated from bovine testis, the information ab...

journal_title：Biological & pharmaceutical bulletin

authors： Wang F,Shen Y,Song X,Xia G,Chen X,Zhou B,Lei L

更新日期：2006-03-01 00:00:00

abstract：:The effect of the Dynorphin A analog, E2078, on the physicochemical properties of lipid membranes was investigated. E2078 induces the leakage of calcein, especially out of negatively-charged vesicles. The peptide binds to dipalmitoylphosphatidylglycerol sonicated vesicles according to the Lamgmuir isotherm, with a bin...

journal_title：Biological & pharmaceutical bulletin

authors： Asai Y,Watanabe S

更新日期：1999-05-01 00:00:00

abstract：:A close relationship between rat liver regeneration and the concentration ratio of spermidine to spermine (spd:spm) was demonstrated by the oral administration of trans-4-methylcyclohexylamine (MCHA), a specific inhibitor of putrescine aminopropyltransferase. A decrease in recovery rate of remnant liver with MCHA, as ...

journal_title：Biological & pharmaceutical bulletin

authors： Kobayashi M,Takao K,Shiota Y,Sugita Y,Takahashi M,Nakae D,Samejima K

更新日期：2006-05-01 00:00:00

abstract：:Numerous people die of paraquat (PQ) poisoning every year in the world. Although several studies regarding paraquat (PQ) poisoning have been conducted, the metabolic changes in plasma remain unknown. In this study, the metabolomics of 15 PQ poisoned patients with plasma PQ concentrations in excess of 0.1 µg/mL and 16 ...

journal_title：Biological & pharmaceutical bulletin

authors： Wang X,Zhang M,Ma J,Zhang Y,Hong G,Sun F,Lin G,Hu L

更新日期：2015-01-01 00:00:00

abstract：:The free radical scavenging activities of Panax ginseng C.A. MEYER are known to increase by heat processing. Phenolic acids and Maillard reaction products (MRPs) have been suggested as active free radical scavenging components from our previous research, but heat processing-induced chemical and activity changes of gin...

journal_title：Biological & pharmaceutical bulletin

authors： Kang KS,Kim HY,Baek SH,Yoo HH,Park JH,Yokozawa T

更新日期：2007-04-01 00:00:00

abstract：:To elucidate insecticidal activity of spider toxins, metal ions in venoms and in the bodies were determined by thin layer chromatography, spark source mass spectrometry, ion chromatography, inductively coupled plasma emission spectrometry and atomic absorption spectrometry. Two kinds of spiders were used, Nephila clav...

journal_title：Biological & pharmaceutical bulletin

authors： Yoshioka M,Narai N,Shinkai A,Tokuda T,Saito K,Shioya M,Tokoro N,Kono Y

更新日期：1994-04-01 00:00:00

abstract：:Several neurological disorders such as Alzheimer's and Parkinson's diseases have been attributed to gamma-aminobutyric acid (GABA) depletion in the brain. In order to provide a pharmacological basis for the neuroprotective actions of the enhanced accumulation of GABA in mulberry leaves (ML) against cerebral ischemia i...

journal_title：Biological & pharmaceutical bulletin

authors： Kang TH,Oh HR,Jung SM,Ryu JH,Park MW,Park YK,Kim SY

更新日期：2006-02-01 00:00:00

abstract：:The quantification of tenofovir, a nucleoside reverse transcriptase inhibitor prescribed once daily, in human plasma is important due to a recent increase in its use. HPLC, however, can not easily detect and quantify tenofovir because of interfering peaks. Therefore, we developed a rapid and conventional LC-MS method,...

journal_title：Biological & pharmaceutical bulletin

authors： Takahashi M,Kudaka Y,Okumura N,Hirano A,Banno K,Kaneda T

更新日期：2007-09-01 00:00:00

abstract：:The present study investigated the effect of 4[(5,6,7,8-tetrahydro-5,5,8,8,-tetramethyl-2-naphthalenyl)carbamoyl] benzoic acid (Am-80), a synthetic retinoid, on spinal cord injury (SCI) in rats. Treatment with Am-80 (orally and subcutaneously) significantly promoted recovery from SCI-induced motor dysfunction. On day ...

journal_title：Biological & pharmaceutical bulletin

authors： Takenaga M,Ohta Y,Tokura Y,Hamaguchi A,Shudo K,Okano H,Igarashi R

更新日期：2009-02-01 00:00:00

abstract：:Adult T-cell leukemia (ATL) is a severe chemotherapy-resistant malignancy associated with prolonged infection by the human T cell-lymphotropic virus 1 (HTLV-1). One approach to prevent the onset of ATL is to inhibit the growth/transmission of HTLV-1 infected cells using arsenic trioxide (As(2)O(3)). However, there are...

journal_title：Biological & pharmaceutical bulletin

authors： Nabeshi H,Yoshikawa T,Kamada H,Shibata H,Sugita T,Abe Y,Nagano K,Nomura T,Minowa K,Yamashita T,Itoh N,Yoshioka Y,Tsunoda S,Tsutsumi Y

更新日期：2009-07-01 00:00:00

abstract：:The riboflavin sensitized oxidation of cysteine under an aerobic condition was investigated. The effects of various scavengers, such as superoxide dismutase, catalase, mannitol, sodium azide and potassium ferrocyanide (an electron donor), on the photooxidation were determined. A reaction mechanism involving the supero...

journal_title：Biological & pharmaceutical bulletin

authors： Sarkar B,Das U,Bhattacharyya S,Bose SK

更新日期：1997-08-01 00:00:00

abstract：:Upon stimulation, endothelial cells release various factors to regulate the vascular tone. In particular, vasorelaxing factors, called endothelium-derived relaxing factors (EDRFs), are altered in the production and/or release, as well as their signaling every vessel and under pathophysiological states, including cardi...

journal_title：Biological & pharmaceutical bulletin

authors： Matsumoto T,Takayanagi K,Kojima M,Katome T,Taguchi K,Kobayashi T

更新日期：2019-01-01 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：:The purpose of the present study was to investigate the efficacy of a liquid culture filtrates of the entomogenous fungus Paecilomyces tenuipes (PTCF) and its main active glycoprotein-enriched (PGF) fraction against hematotoxicity in mice treated with 5-fluorouracil (5-FU). Oral administration of PTCF (100 mg/kg/d) fo...

journal_title：Biological & pharmaceutical bulletin

authors： Takata T,Tanaka T,Yahagi N,Yahagi R,Tsuchida H,Ishigaki Y,Tomosugi N,Fushiya S,Takano F,Ohta T

更新日期：2008-08-01 00:00:00

abstract：:When carbohydrate metabolism is impaired, fatty acid metabolism is activated. Excess acetyl-coenzyme A (CoA) is generated from fatty acids by β-oxidation and is used for the formation of 3-hydroxy-3-methylglutaryl-CoA (HMG-CoA) and subsequently for acetoacetate. High levels of secreted ketone bodies (acetoacetate and ...

journal_title：Biological & pharmaceutical bulletin

authors： Nakagawa S,Kojima Y,Sekino K,Yamato S

更新日期：2013-01-01 00:00:00

abstract：:Direct detection of nitric oxide (NO) is essential for understanding the precise mechanism of its production from endothelial cells. Previously, we developed an NO detection system based on the chemiluminescence reaction between NO and luminol-H2O2. Here, we have applied this system to cultured endothelial cells for t...

journal_title：Biological & pharmaceutical bulletin

authors： Kurumatani H,Kikuchi K,Nagano T,Hirobe M,Yamazaki J,Nagao T

更新日期：1998-12-01 00:00:00

abstract：:Fine particulate matter (PM2.5) pollution causes serious health disorders, because PM2.5 becomes deposited in the tracheobronchial and alveoli regions. In the extrathoracic region, there are more deposits of coarse particulate matter than fine particulates. As adverse health issues caused by coarse particulates have n...

journal_title：Biological & pharmaceutical bulletin

authors： Kataoka H,Tanaka K,Tazuya-Murayama K,Yamashita T,Nishikawa JI

更新日期：2021-01-01 00:00:00

abstract：:Transforming growth factor-beta1 (TGF-beta1) plays an important role in the development of glomerulonephritis. The study of experimental glomerulonephritis in rats was performed to examine the antinephritic effects of TJN-331, a new herbally-derived chemical compound. To clarify the action of TJN-331 ((E)-N-(3,4-dimet...

journal_title：Biological & pharmaceutical bulletin

authors： Saegusa Y,Sadakane C,Koseki J,Hasegawa Y,Shindo S,Maruyama H,Takeda S,Takeda H,Hattori T

更新日期：2010-01-01 00:00:00

abstract：:The complete molecule or the ligand-binding domain-containing region of each of the three subtypes of human retinoic acid receptors (hRAR alpha, hRAR beta and hRAR gamma) was expressed in Escherichia coli. The expressed recombinant RARs (rRARs: rRAR alpha/E, rRAR beta/E and rRAR gamma) showed nearly the same magnitude...

journal_title：Biological & pharmaceutical bulletin

authors： Fukasawa H,Iijima T,Kagechika H,Hashimoto Y,Shudo K

更新日期：1993-04-01 00:00:00

abstract：:Aconitine and higenamine are the major cardioactive compounds obtained from processed aconite. The chronotropic interaction between these two compounds was investigated in isolated right atria of mice. Both aconitine and higenamine potentiated the action of the other. Practolol (1 nM), a selective beta 1-adrenergic an...

journal_title：Biological & pharmaceutical bulletin

authors： Kimura I,Islam MA,Kimura M

更新日期：1996-08-01 00:00:00

abstract：:Alzheimer's beta-amyloid protein (A beta) is the main component of senile plaques, which are characteristic hallmarks of the Alzheimer's disease brain. Recently, there have been several reports that A beta has toxic effects on both cultured neurons and in the brain. We confirmed the neurotoxicity of A beta in vitro an...

journal_title：Biological & pharmaceutical bulletin

authors： Hasegawa Y,Sugimoto E,Endo T,Ogawa K,Aratake H,Morikawa A,Kitaguchi N

更新日期：1995-12-01 00:00:00