Masami Yamada

Absence of germline mono-allelic promoter hypermethylation of the CDH1gene in gastric cancer patients (2009)

Yamada, Hidetaka, Shinmura, Kazuya, Goto, Masanori, Iwaizumi, Moriya, Konno, Hiroyuki, Kataoka, Hideki, ...

Abstract Background Germline mono-allelic promoter hypermethylation of the MLH1 or MSH2 gene in families with hereditary nonpolyposis colorectal cancer has recently been reported. The purpose of this...

Combined Ascorbic Acid and Sodium Nitrite Treatment Induces Oxidative DNA Damage-Associated Mutagenicity In Vitro, but Lacks Initiation Activity in Rat Forestomach Epithelium (2008)

Kuroiwa, Yuichi, Yamada, Masami, Matsui, Keiko, Okamura, Toshiya, Ishii, Yuji, Masumura, Ken-ichi, ...

Combination treatment with sodium nitrite (NaNO2) and ascorbic acid (AsA) is well known to promote forestomach carcinogenesis in rats and weakly enhance esophageal carcinogenesis under acid reflux...

NDEL1 Phosphorylation by Aurora-A Kinase Is Essential for Centrosomal Maturation, Separation, and TACC3 Recruitment (2007)

Mori, Daisuke, Yano, Yoshihisa, Toyo-oka, Kazuhito, Yoshida, Noriyuki, Yamada, Masami, Muramatsu, Masami, ...

NDEL1 is a binding partner of LIS1 that participates in the regulation of cytoplasmic dynein function and microtubule organization during mitotic cell division and neuronal migration. NDEL1...

Cellular Requirements for CRM1 Import and Export (2003)

Zhang, Xianfeng, Yamada, Masami, Mabuchi, Naoto, Shida, Hisatoshi

We studied the cellular requirements for the translocation of CRM1 (exportin 1) between the nucleus and the cytoplasm. CRM1 import requires neither ATP, Ran, Ran-dependent GTP hydrolysis, nor a...

Metabolic activation of N-alkylnitrosamines in genetically engineered Salmonella typhimurium expressing CYP2E1 or CYP2A6 together with human NADPH-cytochrome P450 reductase (2000)

Kushida, Hirotaka, Fujita, Ken-ichi, Suzuki, Akihiro, Yamada, Masami, Endo, Toru, Nohmi, Takehiko, ...

A Salmonella typhimurium tester strain YG7108 2E1/OR co-expressing human CYP2E1 together with human NADPH-cytochrome P450 reductase (OR) was established. The mutagen-activating capacity of human...

Characterization of mutations induced by 2-amino-1-methyl-6-phenylimidazo[4,5-b]pyridine in the colon of gpt delta transgenic mouse: novel G:C deletions beside runs of identical bases (2000)

Masumura, Ken-ichi, Matsui, Keiko, Yamada, Masami, Horiguchi, Mieko, Ishida, Kaori, Watanabe, Masahiko, ...

Mutations induced by one of the typical dietary mutagens/carcinogens, 2-amino-1-methyl-6-phenylimidazo[4,5-b]pyridine (PhIP), were characterized using gpt delta transgenic mice. This...

Multiple pathways for SOS-induced mutagenesis in Escherichia coli: An overexpression of dinB/dinP results in strongly enhancing mutagenesis in the absence of any exogenous treatment to damage DNA

Kim, Su-Ryang, Maenhaut-Michel, Geneviéve, Yamada, Masami, Yamamoto, Yoshihiro, Matsui, Keiko, Sofuni, Toshio, ...

dinP is an Escherichia coli gene recently identified at 5.5 min of the genetic map, whose product shows a similarity in amino acid sequence to the E. coli UmuC protein involved in DNA damage-induced...

In Vitro and In Vivo Activities of Tea Catechins against Helicobacter pylori

Mabe, Katsuhiro, Yamada, Masami, Oguni, Itaro, Takahashi, Tsuneo

The catechin epigallocatechin gallate showed the strongest activity of the six tea catechins tested against Helicobacter pylori (MIC for 50% of the strains tested, 8 μg/ml). It had bactericidal...

Rat CRM1 Is Responsible for the Poor Activity of Human T-Cell Leukemia Virus Type 1 Rex Protein in Rat Cells

Hakata, Yoshiyuki, Yamada, Masami, Shida, Hisatoshi

Rat models of human T-cell leukemia virus type 1 (HTLV-1)-related diseases such as adult T-cell leukemia and HTLV-1-associated myelopathy/tropical spastic paraparesis have been reported. However,...

A Multifunctional Domain in Human CRM1 (Exportin 1) Mediates RanBP3 Binding and Multimerization of Human T-Cell Leukemia Virus Type 1 Rex Protein

Hakata, Yoshiyuki, Yamada, Masami, Shida, Hisatoshi

Human CRM1 (hCRM1) functions in the Rex-mediated mRNA export of human T-cell leukemia virus type 1 (HTLV-1) as an export receptor and as an inducing factor for Rex multimerization on its cognate RNA....

The Carboxy-Terminal Region of the Human Immunodeficiency Virus Type 1 Protein Rev Has Multiple Roles in Mediating CRM1-Related Rev Functions

Hakata, Yoshiyuki, Yamada, Masami, Mabuchi, Naoto, Shida, Hisatoshi

The human immunodeficiency virus type 1 (HIV-1) regulatory protein, Rev, mediates the nuclear export of unspliced and singly spliced viral mRNAs by bridging viral RNA and export receptor human CRM1...

Involvement of Y-Family DNA Polymerases in Mutagenesis Caused by Oxidized Nucleotides in Escherichia coli

Yamada, Masami, Nunoshiba, Tatsuo, Shimizu, Masatomi, Gruz, Petr, Kamiya, Hiroyuki, Harashima, Hideyoshi, ...

Escherichia coli DNA polymerase IV incorporated 2-hydroxy-dATP opposite template guanine or thymine and 8-hydroxy-dGTP exclusively opposite adenine in vitro. Mutator phenotypes in sod/fur strains...

Multiple pathways for SOS-induced mutagenesis in Escherichia coli: An overexpression of dinB/dinP results in strongly enhancing mutagenesis in the absence of any exogenous treatment to damage DNA

Kim, Su-Ryang, Maenhaut-Michel, Geneviéve, Yamada, Masami, Yamamoto, Yoshihiro, Matsui, Keiko, Sofuni, Toshio, ...

dinP is an Escherichia coli gene recently identified at 5.5 min of the genetic map, whose product shows a similarity in amino acid sequence to the E. coli UmuC protein involved in DNA damage-induced...

In Vitro and In Vivo Activities of Tea Catechins against Helicobacter pylori

Mabe, Katsuhiro, Yamada, Masami, Oguni, Itaro, Takahashi, Tsuneo

The catechin epigallocatechin gallate showed the strongest activity of the six tea catechins tested against Helicobacter pylori (MIC for 50% of the strains tested, 8 μg/ml). It had bactericidal...

Rat CRM1 Is Responsible for the Poor Activity of Human T-Cell Leukemia Virus Type 1 Rex Protein in Rat Cells

Hakata, Yoshiyuki, Yamada, Masami, Shida, Hisatoshi

Rat models of human T-cell leukemia virus type 1 (HTLV-1)-related diseases such as adult T-cell leukemia and HTLV-1-associated myelopathy/tropical spastic paraparesis have been reported. However,...

The Carboxy-Terminal Region of the Human Immunodeficiency Virus Type 1 Protein Rev Has Multiple Roles in Mediating CRM1-Related Rev Functions

Hakata, Yoshiyuki, Yamada, Masami, Mabuchi, Naoto, Shida, Hisatoshi

The human immunodeficiency virus type 1 (HIV-1) regulatory protein, Rev, mediates the nuclear export of unspliced and singly spliced viral mRNAs by bridging viral RNA and export receptor human CRM1...

A Multifunctional Domain in Human CRM1 (Exportin 1) Mediates RanBP3 Binding and Multimerization of Human T-Cell Leukemia Virus Type 1 Rex Protein

Hakata, Yoshiyuki, Yamada, Masami, Shida, Hisatoshi

Human CRM1 (hCRM1) functions in the Rex-mediated mRNA export of human T-cell leukemia virus type 1 (HTLV-1) as an export receptor and as an inducing factor for Rex multimerization on its cognate RNA....

Involvement of Y-Family DNA Polymerases in Mutagenesis Caused by Oxidized Nucleotides in Escherichia coli

Yamada, Masami, Nunoshiba, Tatsuo, Shimizu, Masatomi, Gruz, Petr, Kamiya, Hiroyuki, Harashima, Hideyoshi, ...

Escherichia coli DNA polymerase IV incorporated 2-hydroxy-dATP opposite template guanine or thymine and 8-hydroxy-dGTP exclusively opposite adenine in vitro. Mutator phenotypes in sod/fur strains...

NDEL1 Phosphorylation by Aurora-A Kinase Is Essential for Centrosomal Maturation, Separation, and TACC3 Recruitment▿ †

Mori, Daisuke, Yano, Yoshihisa, Toyo-oka, Kazuhito, Yoshida, Noriyuki, Yamada, Masami, Muramatsu, Masami, ...

NDEL1 is a binding partner of LIS1 that participates in the regulation of cytoplasmic dynein function and microtubule organization during mitotic cell division and neuronal migration. NDEL1...

Local neurogenic regulation of rat hindlimb circulation: role of calcitonin gene-related peptide in vasodilatation after skeletal muscle contraction

Yamada, Masami, Ishikawa, Tomohisa, Fujimori, Akira, Goto, Katsutoshi

The mechanism of neurogenic regulation of skeletal muscle circulation was studied in the hindlimb of anaesthetized rats in vivo. Regional blood flow (RBF) of the hindlimb was recorded with a pulsed...

Local neurogenic regulation of rat hindlimb circulation: CO2-induced release of calcitonin gene-related peptide from sensory nerves

Yamada, Masami, Ishikawa, Tomohisa, Yamanaka, Akihiro, Fujimori, Akira, Goto, Katsutoshi

The mechanism of release of calcitonin gene-related peptide (CGRP) from sensory nerves in response to skeletal muscle contraction was investigated in the rat hindlimb in vivo and in vitro.In the...

DinB Upregulation Is the Sole Role of the SOS Response in Stress-Induced Mutagenesis in Escherichia coli

Galhardo, Rodrigo S., Do, Robert, Yamada, Masami, Friedberg, Errol C., Hastings, P. J., Nohmi, Takehiko, ...

Stress-induced mutagenesis is a collection of mechanisms observed in bacterial, yeast, and human cells in which adverse conditions provoke mutagenesis, often under the control of stress responses....

LIS1 and NDEL1 coordinate the plus-end-directed transport of cytoplasmic dynein

Yamada, Masami, Toba, Shiori, Yoshida, Yuko, Haratani, Koji, Mori, Daisuke, Yano, Yoshihisa, ...

LIS1 was first identified as a gene mutated in human classical lissencephaly sequence. LIS1 is required for dynein activity, but the underlying mechanism is poorly understood. Here, we demonstrate...