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Masaharu Sumii

Research Profile

Living Beings

Helicobacter pylori

Disorders

Chemicals & Drugs

Procedures

Physiology

Mutation

Genes & Molecular Sequences

Amino Acid Sequences

Anatomy

Concepts & Ideas

Molecular Sequence Data

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Japan

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Publications

TOP 3
Masana Tatsugami; Yoshihiro Wada; Masaharu Yoshihara; Ken Haruma; Shinobu Imagawa; Kazuhiko Ishihara; Masanori Ito; Shosuke Kitamura; Yoshiaki Matsumoto; Atsunori Sasaki; Masaharu Sumii; Akemi Takamura; Shunsuke Takata; Shinji Tanaka; Kazuaki Chayama
Plaunotol induces a comparative increase of acidic mucin fraction in gastric juice.
Yoshihiro Miyanaka; Yoshitaka Ueno; Shinji Tanaka; Kyoko Yoshioka; Tsuyoshi Hatakeyama; Masaru Shimamoto; Masaharu Sumii; Kazuaki Chayama
Clinical significance of mucosal suppressors of cytokine signaling 3 expression in ulcerative colitis.
Shigeru Kimura; Shinji Tanaka; Hiroaki Kusunoki; Yasuhiko Kitadai; Masaharu Sumii; Susumu Tazuma; Masaharu Yoshihara; Ken Haruma; Kazuaki Chayama
Cavernous hemangioma in the ascending colon treated by endoscopic mucosal resection.

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All Publications

2011: Masana Tatsugami; Yoshihiro Wada; Masaharu Yoshihara; Ken Haruma; Shinobu Imagawa; Kazuhiko Ishihara; Masanori Ito; Shosuke Kitamura; Yoshiaki Matsumoto; Atsunori Sasaki; Masaharu Sumii; Akemi Takamura; Shunsuke Takata; Shinji Tanaka; Kazuaki Chayama
Plaunotol induces a comparative increase of acidic mucin fraction in gastric juice.
Hepato-gastroenterology 2011;58(106):663-8.
2007: Yoshihiro Miyanaka; Yoshitaka Ueno; Shinji Tanaka; Kyoko Yoshioka; Tsuyoshi Hatakeyama; Masaru Shimamoto; Masaharu Sumii; Kazuaki Chayama
Clinical significance of mucosal suppressors of cytokine signaling 3 expression in ulcerative colitis.
World journal of gastroenterology : WJG 2007;13(21):2939-44.
2007: Shigeru Kimura; Shinji Tanaka; Hiroaki Kusunoki; Yasuhiko Kitadai; Masaharu Sumii; Susumu Tazuma; Masaharu Yoshihara; Ken Haruma; Kazuaki Chayama
Cavernous hemangioma in the ascending colon treated by endoscopic mucosal resection.
Journal of gastroenterology and hepatology 2007;22(2):280-1.
2007: Xue Fei Xie; Masanori Ito; Masaharu Sumii; Shinji Tanaka; Masaharu Yoshihara; Kazuaki Chayama
Helicobacter pylori-associated gastritis is related to babA2 expression without heterogeneity of the 3' region of the cagA genotype in gastric biopsy specimens.
Pathobiology : journal of immunopathology, molecular and cellular biology 2007;74(5):309-16.
2005: Masanori Ito; Shinji Tanaka; Sunjin Kim; Kazumasa Tahara; Yuzuru Kawamura; Masaharu Sumii; Yoshihiko Takehara; Kozo Hayashi; Eiichi Okamoto; Masaki Kunihiro; Toshiro Kunita; Shinobu Imagawa; Shunsuke Takata; Hiroyuki Ueda; Yasuo Egi; Toru Hiyama; Yoshitaka Ueno; Yasuhiko Kitadai; Masaharu Yoshihara; Kazuaki Chayama
A combination of the Helicobacter pylori stool antigen test and urea breath test is useful for clinical evaluation of eradication therapy: a multicenter study.
Journal of gastroenterology and hepatology 2005;20(8):1241-5.
2005: Yoshitaka Ueno; Shinji Tanaka; Masaru Shimamoto; Yoshihiro Miyanaka; Toru Hiyama; Masanori Ito; Yasuhiko Kitadai; Masaharu Yoshihara; Masaharu Sumii; Kazuaki Chayama
Infliximab therapy for Crohn's disease in a patient with chronic hepatitis B.
Digestive diseases and sciences 2005;50(1):163-6.
2005: Yoshitaka Ueno; Shinji Tanaka; Masaharu Sumii; Sachiko Miyake; Susumu Tazuma; Masaru Taniguchi; Takashi Yamamura; Kazuaki Chayama
Single dose of OCH improves mucosal T helper type 1/T helper type 2 cytokine balance and prevents experimental colitis in the presence of valpha14 natural killer T cells in mice.
Inflammatory bowel diseases 2005;11(1):35-41.
2004: Shinji Tanaka; Ken Haruma; Masaki Kunihiro; Shinji Nagata; Yasuhiko Kitadai; Noriaki Manabe; Masaharu Sumii; Masaharu Yoshihara; Goro Kajiyama; Kazuaki Chayama
Effects of aged garlic extract (AGE) on colorectal adenomas: a double-blinded study.
Hiroshima journal of medical sciences 2004;53(3-4):39-45.
2004: Masaki Kunihiro; Shinji Tanaka; Masaharu Sumii; Yoshitaka Ueno; Masanori Ito; Yasuhiko Kitadai; Masaharu Yoshihara; Fumio Shimamoto; Ken Haruma; Kazuaki Chayama
Magnifying colonoscopic features of ulcerative colitis reflect histologic inflammation.
Inflammatory bowel diseases 2004;10(6):737-44.
2003: Toru Hiyama; Shinji Tanaka; Hideyuki Shima; Kazuhiro Kose; Handan Tuncel; Masanori Ito; Yasuhiko Kitadai; Masaharu Sumii; Masaharu Yoshihara; Fumio Shimamoto; Ken Haruma; Kazuaki Chayama
Somatic mutation in mitochondrial DNA and nuclear microsatellite instability in gastric cancer.
Oncology reports 2003;10(6):1837-41.
2003: Toru Hiyama; Shinji Tanaka; Hiroshi Masuda; Hideyuki Shima; Kazuhiro Kose; Handan Tuncel; Masanori Ito; Yasuhiko Kitadai; Masaharu Sumii; Naomi Uemura; Masaharu Yoshihara; Fumio Shimamoto; Ken Haruma; Kazuaki Chayama
Prevalence of Helicobacter pylori resistance to clarithromycin and metronidazole determined by 23S ribosomal RNA and rdxA gene analyses in Hiroshima, Japan.
Journal of gastroenterology and hepatology 2003;18(10):1202-7.
2003: Toshio Kuwai; Shinji Tanaka; Eijiro Kaio; Toru Hiyama; Masanori Ito; Yasuhiko Kitadai; Masaharu Sumii; Masaharu Yoshihara; Ken Haruma; Kazuaki Chayama
Clinical significance of Fhit expression in development of colorectal carcinoma of various macroscopic types.
International journal of molecular medicine 2003;12(4):437-42.
2003: Kanji Kodama; Koji Sumii; Masanori Kawano; Tamako Kido; Keiko Nojima; Masaharu Sumii; Ken Haruma; Masaharu Yoshihara; Kazuaki Chayama
Gastric juice nitrite and vitamin C in patients with gastric cancer and atrophic gastritis: is low acidity solely responsible for cancer risk?
European journal of gastroenterology & hepatology 2003;15(9):987-93.
2003: Toru Hiyama; Shinji Tanaka; Hiroshi Masuda; Hideyuki Shima; Kazuhiro Kose; Handan Tuncel; Masanori Ito; Yasuhiko Kitadai; Masaharu Sumii; Naomi Uemura; Masaharu Yoshihara; Fumio Shimamoto; Ken Haruma; Kazuaki Chayama
p53 expression, K-ras gene mutation and microsatellite instability in gastric B-cell lymphomas.
Journal of gastroenterology and hepatology 2003;18(9):1047-53.
2003: Toru Hiyama; Shinji Tanaka; Hideyuki Shima; Kazuhiro Kose; Yasuhiko Kitadai; Masanori Ito; Masaharu Sumii; Masaharu Yoshihara; Fumio Shimamoto; Ken Haruma; Kazuaki Chayama
Frequent loss of heterozygosity on chromosome 10p15, a putative telomerase repressor/senescence gene locus, in gastric cancer.
Oncology reports 2003;10(5):1297-9.
2003: Toru Hiyama; Shinji Tanaka; Hideyuki Shima; Kazuhiro Kose; Yasuhiko Kitadai; Masanori Ito; Masaharu Sumii; Masaharu Yoshihara; Fumio Shimamoto; Ken Haruma; Kazuaki Chayama
Somatic mutation of mitochondrial DNA in Helicobacter pylori-associated chronic gastritis in patients with and without gastric cancer.
International journal of molecular medicine 2003;12(2):169-74.
2003: Tamako Kido; Koji Sumii; Masanori Kawano; Masaharu Sumii; Masaharu Yoshihara; Kazuaki Chayama
Food deprivation enhances somatostatin and somatostatin receptor subtype expression in rat colon.
Regulatory peptides 2003;114(2-3):167-73.
2003: Masanori Ito; Shinji Tanaka; Sunjin Kim; Toshio Kuwai; Norimasa Matsutani; Tomoari Kamada; Yasuhiko Kitadai; Masaharu Sumii; Masaharu Yoshihara; Ken Haruma; Kazuaki Chayama
The specific expression of hypoxia inducible factor-1alpha in human gastric mucosa induced by nonsteroidal anti-inflammatory drugs.
Alimentary pharmacology & therapeutics 2003;18 Suppl 1():90-8.
2003: Ryoji Takahashi; Shinji Tanaka; Toru Hiyama; Masanori Ito; Yasuhiko Kitadai; Masaharu Sumii; Ken Haruma; Kazuaki Chayama
Hypoxia-inducible factor-1alpha expression and angiogenesis in gastrointestinal stromal tumor of the stomach.
Oncology reports 2003;10(4):797-802.
2003: Hideyuki Shima; Shinji Tanaka; Toshio Kuwai; Toru Hiyama; Yasuhiko Kitadai; Masaharu Sumii; Masaharu Yoshihara; Ken Haruma; Kazuaki Chayama
Minute depressed colon cancer with submucosal invasion.
Gastrointestinal endoscopy 2003;57(4):564-5.
2003: Atsunori Sasaki; Yasuhiko Kitadai; Masanori Ito; Masaharu Sumii; Shinji Tanaka; Masaharu Yoshihara; Ken Haruma; Kazuaki Chayama
Helicobacter pylori infection influences tumor growth of human gastric carcinomas.
Scandinavian journal of gastroenterology 2003;38(2):153-8.
2003: Seiji Onogawa; Shinji Tanaka; Yasuhiko Kitadai; Masaharu Sumii; Masaharu Yoshihara; Fumio Shimamoto; Ken Haruma; Kazuaki Chayama
Small rectal carcinoid with lymph node metastasis diagnosed prior to treatment.
European journal of gastroenterology & hepatology 2003;15(2):195-7.
2003: Ryoji Takahashi; Shinji Tanaka; Yasuhiko Kitadai; Masaharu Sumii; Masaharu Yoshihara; Ken Haruma; Kazuaki Chayama
Expression of vascular endothelial growth factor and angiogenesis in gastrointestinal stromal tumor of the stomach.
Oncology 2003;64(3):266-74.
2003: Eijiro Kaio; Shinji Tanaka; Yasuhiko Kitadai; Masaharu Sumii; Masaharu Yoshihara; Ken Haruma; Kazuaki Chayama
Clinical significance of angiogenic factor expression at the deepest invasive site of advanced colorectal carcinoma.
Oncology 2003;64(1):61-73.
2002: Shinji Tanaka; Shinji Nagata; Shiro Oka; Toshio Kuwai; Tadamasa Tamura; Yasuhiko Kitadai; Masaharu Sumii; Masaharu Yoshihara; Ken Haruma; Kazuaki Chayama
Determining depth of invasion by VN pit pattern analysis in submucosal colorectal carcinoma.
Oncology reports 2002;9(5):1005-8.
2002: Masanori Ito; Ken Haruma; Tomoari Kamada; M Mihara; Sunjin Kim; Yasuhiko Kitadai; Masaharu Sumii; Shinji Tanaka; Masaharu Yoshihara; Kazuaki Chayama
Helicobacter pylori eradication therapy improves atrophic gastritis and intestinal metaplasia: a 5-year prospective study of patients with atrophic gastritis.
Alimentary pharmacology & therapeutics 2002;16(8):1449-56.
2002: Toru Hiyama; Shinji Tanaka; Yasuhiko Kitadai; Masanori Ito; Masaharu Sumii; Masaharu Yoshihara; Fumio Shimamoto; Ken Haruma; Kazuaki Chayama
p53 Codon 72 polymorphism in gastric cancer susceptibility in patients with Helicobacter pylori-associated chronic gastritis.
International journal of cancer. Journal international du cancer 2002;100(3):304-8.
2002: Masanori Ito; Ken Haruma; Shunji Kaya; Hirohisa Kai; Hiroshi Masuda; Masahiro Ohta; Masaharu Sumii; Shinji Tanaka; Masaharu Yoshihara; Kazuaki Chayama
Implication of anti-parietal cell antibody levels in gastrointestinal diseases, including gastric carcinogenesis.
Digestive diseases and sciences 2002;47(5):1080-5.
2002: Seiji Onogawa; Shinji Tanaka; Shiro Oka; Masao Morihara; Yasuhiko Kitadai; Masaharu Sumii; Masaharu Yoshihara; Fumio Shimamoto; Ken Haruma; Kazuaki Chayama
Clinical significance of angiogenesis in rectal carcinoid tumors.
Oncology reports 2002;9(3):489-94.
2002: Masanori Ito; Ken Haruma; Shunji Kaya; Tomoari Kamada; Sunjin Kim; Atsunori Sasaki; Masaharu Sumii; Shinji Tanaka; Masaharu Yoshihara; Kazuaki Chayama
Role of anti-parietal cell antibody in Helicobacter pylori-associated atrophic gastritis: evaluation in a country of high prevalence of atrophic gastritis.
Scandinavian journal of gastroenterology 2002;37(3):287-93.
2002: Kanji Kodama; Koji Sumii; Masanori Kawano; Tamako Kido; Keiko Nojima; Masaharu Sumii; Ken Haruma; Masaharu Yoshihara; Kazuaki Chayama
Helicobacter pylori infection increases serum nitrate and nitrite more prominently than serum pepsinogens.
Helicobacter 2002;7(1):9-13.
2002: Masanori Ito; Ken Haruma; Shunji Kaya; Tomoari Kamada; Sunjin Kim; Atsunori Sasaki; Masaharu Sumii; Shinji Tanaka; Masaharu Yoshihara; Siegfried Wagner; Kazuaki Chayama
Serological comparison of serum pepsinogen and anti-parietal cell antibody levels between Japanese and German patients.
European journal of gastroenterology & hepatology 2002;14(2):123-7.
2002: Yuji Masuda; Mamoru Takahashi; Saburo Fukuda; Masaharu Sumii; Kenji Kamiya
Mechanisms of dCMP transferase reactions catalyzed by mouse Rev1 protein.
The Journal of biological chemistry 2002;277(4):3040-6.
2001: Yuji Masuda; Mamoru Takahashi; N Tsunekuni; T Minami; Masaharu Sumii; Kiyoshi Miyagawa; Kenji Kamiya
Deoxycytidyl transferase activity of the human REV1 protein is closely associated with the conserved polymerase domain.
The Journal of biological chemistry 2001;276(18):15051-8.
2001: S Fukuda; Masaharu Sumii; Y Masuda; M Takahashi; N Koike; Jun Teishima; Hiroaki Yasumoto; T Itamoto; Toshimasa Asahara; K Dohi; Kenji Kamiya
Murine and human SDF2L1 is an endoplasmic reticulum stress-inducible gene and encodes a new member of the Pmt/rt protein family.
Biochemical and biophysical research communications 2001;280(1):407-14.
2000: Keiko Nojima; Koji Sumii; Masaharu Sumii; Siro Okahara; Ken Haruma; Masaharu Yoshihara; Goro Kajiyama
Acid-sensitive and alkaline-sensitive sensory neurons regulate pH dependent gastrin secretion in rat.
Digestive diseases and sciences 2000;45(6):1217-26.
1998: K Shimokado; Hiromitsu Watanabe; Masaharu Sumii; K Miyagawa; K Kamiya; K Dohi; Ohtsura Niwa
p53 gene mutation and loss of heterozygosity of chromosome 11 in methylcholanthrene-induced mouse sarcomas.
Japanese journal of cancer research : Gann 1998;89(3):269-77.