Analysis and risk assessment of diffuse gastric cancer based on inflammation-induced epigenetic alterations
Project/Area Number |
20390210
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Research Category |
Grant-in-Aid for Scientific Research (B)
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Allocation Type | Single-year Grants |
Section | 一般 |
Research Field |
Gastroenterology
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Research Institution | Sapporo Medical University |
Principal Investigator |
SHINOMURA Yasuhisa Sapporo Medical University, 医学部, 教授 (90162619)
|
Co-Investigator(Kenkyū-buntansha) |
YAMAMOTO Hiroyuki 札幌医科大学, 医学部, 講師 (40332910)
SUZUKI Hiromu 札幌医科大学, 医学部, 助教 (20381254)
|
Project Period (FY) |
2008 – 2010
|
Project Status |
Completed (Fiscal Year 2010)
|
Budget Amount *help |
¥18,590,000 (Direct Cost: ¥14,300,000、Indirect Cost: ¥4,290,000)
Fiscal Year 2010: ¥5,330,000 (Direct Cost: ¥4,100,000、Indirect Cost: ¥1,230,000)
Fiscal Year 2009: ¥5,330,000 (Direct Cost: ¥4,100,000、Indirect Cost: ¥1,230,000)
Fiscal Year 2008: ¥7,930,000 (Direct Cost: ¥6,100,000、Indirect Cost: ¥1,830,000)
|
Keywords | 遺伝子診断 / 遺伝子変異 / メチル化 / 前癌病変 / H.pylori / H. pylori |
Research Abstract |
In the current study, we have analyzed for aberrant DNA methylation which is associated with Helicobacter pylori (H.pylori) induced gastric carcinogenesis. We have shown evidences that both CpG island hypermethylation of cancer-related genes and global hypomethylation occurs in premalignant lesions of diffuse gastric cancer. In addition, through genome-wide screening, we have identified aberrant DNA methylation of novel gastric cancer-related genes and microRNAs. Functional analysis revealed that these are candidate gastric cancer suppressor genes, and DNA methylation analysis in clinical samples suggested that these could be useful risk markers of gastric cancer.
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Report
(4 results)
Research Products
(72 results)
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[Journal Article] Epigenetic inactivation of calcium-sensing receptor in colorectal carcinogenesis.2011
Author(s)
Hizaki K, Yamamoto H, Taniguchi H, Adachi Y, Nakazawa M, Tanuma T, Kato N, Sukawa Y, Sanchez JV, Suzuki H, Sasaki S, Imai K, Shinomura Y.
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[Journal Article] A genetic defect in exportin-5 traps precursor microRNAs in the nucleus of cancer cells.2010
Author(s)
Melo SA, Moutinho C, Ropero S, Calin GA, Rossi S, Spizzo R, Fernandez AF, Davalos V, Villanueva A, Montoya G, Yamamoto H, Schwartz S, Jr., Esteller M.
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Journal Title
Cancer Cell 18
Pages: 303-315
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[Journal Article] A novel correlation between LINE-1 hypomethylation and the malignancy of gastrointestinal stromal tumors.2010
Author(s)
Igarashi S, Suzuki H, Niinuma T, Shimizu H, Nojima M, Iwaki H, Nobuoka T, Nishida T, Miyazaki Y, Takamaru H, Yamamoto E, Yamamoto H, Tokino T, Hasegawa T, Hirata K, Imai K, Toyota M, Shinomura Y.
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Journal Title
Clin Cancer Res 16
Pages: 5114-5123
NAID
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[Journal Article] IGFBP7 is a p53-responsive gene specifically silenced in colorectal cancer with CpG island methylator phenotype.2010
Author(s)
Suzuki H, Igarashi S, Nojima M, Maruyama R, Yamamoto E, Kai M, Akashi H, Watanabe Y, Yamamoto H, Sasaki Y, Itoh F, Imai K, Sugai T, Shen L, Issa JP, Shinomura Y, Tokino T, Toyota M.
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Journal Title
Carcinogenesis 31
Pages: 342-349
Related Report
Peer Reviewed
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[Journal Article] Methylation-associated silencing of microRNA-34b/c in gastric cancer and its involvement in an epigenetic field defect.2010
Author(s)
Suzuki H, Yamamoto E, Nojima M, Kai M, Yamano HO, Yoshikawa K, Kimura T, Kudo T, Harada E, Sugai T, Takamaru H, Niinuma T, Maruyama R, Yamamoto H, Tokino T, Imai K, Toyota M, Shinomura Y.
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Journal Title
Carcinogenesis 31
Pages: 2066-2073
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[Journal Article] Targeting for insulin-like growth factor-I receptor with short hairpin RNA for human digestive/gastrointestinal cancers.2010
Author(s)
Wang Y, Adachi Y, Imsumran A, Yamamoto H, Piao W, Li H, Ii M, Arimura Y, Park MY, Kim D, Lee CT, Carbone DP, Imai K, Shinomura Y.
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Journal Title
J Gastroenterol 45
Pages: 159-170
NAID
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[Journal Article] A TARBP2 mutation in human cancer impairs microRNA processing and DICER1 function.2009
Author(s)
Melo SA, Ropero S, Moutinho C, Aaltonen LA, Yamamoto H, Calin GA, Rossi S, Fernandez AF, Carneiro F, Oliveira C, Ferreira B, Liu CG, Villanueva A, Capella G, Schwartz S, Jr., Shiekhattar R, Esteller M.
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Journal Title
Nat Genet 41
Pages: 365-470
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Peer Reviewed
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[Journal Article] Enhancing epithelial engraftment of rat mesenchymal stem cells restores epithelial barrier integrity.2009
Author(s)
Yabana T, Arimura Y, Tanaka H, Goto A, Hosokawa M, Nagaishi K, Yamashita K, Yamamoto H, Adachi Y, Sasaki Y, Isobe M, Fujimiya M, Imai K, Shinomura Y.
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Journal Title
J Pathol 218
Pages: 350-359
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[Journal Article] Genomic screening for genes silenced by DNA methylation revealed an association between RASD1 inactivation and dexamethasone resistance in multiple myeloma.2009
Author(s)
Nojima M, Maruyama R, Yasui H, Suzuki H, Maruyama Y, Tarasawa I, Sasaki Y, Asaoku H, Sakai H, Hayashi T, Mori M, Imai K, Tokino T, Ishida T, Toyota M, Shinomura Y.
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Journal Title
Clin Cancer Res 15
Pages: 4356-4364
Related Report
Peer Reviewed
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[Journal Article] A genome-wide association study identifies three new susceptibility loci for ulcerative colitis in the Japanese population.2009
Author(s)
Asano K, Matsushita T, Umeno J, Hosono N, Takahashi A, Kawaguchi T, Matsumoto T, Matsui T, Kakuta Y, Kinouchi Y, Shimosegawa T, Hosokawa M, Arimura Y, Shinomura Y, Kiyohara Y, Tsunoda T, Kamatani N, Iida M, Nakamura Y, Kubo M.
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Journal Title
Nat Genet 41
Pages: 1325-1329
Related Report
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[Journal Article]2009
Author(s)
Suzuki H, et al.
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Journal Title
Inflammation and Cancer(SpringerLink)
Pages: 55-69
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[Journal Article] LINE-1 hypomethylation is associated with increased CpG island methylation in Helicobacter pylori-related enlarged-fold gastritis.2008
Author(s)
Yamamoto E, Toyota M, Suzuki H, Kondo Y, Sanomura T, Murayama Y, Ohe-Toyota M, Maruyama R, Nojima M, Ashida M, Fujii K, Sasaki Y, Hayashi N, Mori M, Imai K, Tokino T, Shinomura Y.
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Journal Title
Cancer Epidemiol Biomarkers Prev 17
Pages: 2555-2564
Related Report
Peer Reviewed
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[Journal Article] Correlation of laterally spreading type and JC virus with methylator phenotype status in colorectal adenoma.2008
Author(s)
Nosho K, Yamamoto H, Takahashi T, Mikami M, Hizaki K, Maehata T, Taniguchi H, Yamaoka S, Adachi Y, Itoh F, Imai K, Shinomura Y.
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Journal Title
Hum Pathol 39
Pages: 767-775
Related Report
Peer Reviewed
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[Journal Article] Cytoplasmic RASSF2A is a proapoptotic mediator whose expression is epigenetically silenced in gastric cancer.2008
Author(s)
Maruyama R, Akino K, Toyota M, Suzuki H, Imai T, Ohe-Toyota M, Yamamoto E, Nojima M, Fujikane T, Sasaki Y, Yamashita T, Watanabe Y, Hiratsuka H, Hirata K, Itoh F, Imai K, Shinomura Y, Tokino T.
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Journal Title
Carcinogenesis 29
Pages: 1312-1318
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Peer Reviewed
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[Journal Article] Frequent epigenetic inactivation of SFRP genes in hepatocellular carcinoma.2008
Author(s)
Takagi H, Sasaki S, Suzuki H, Toyota M, Maruyama R, Nojima M, Yamamoto H, Omata M, Tokino T, Imai K, Shinomura Y.
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Journal Title
J Gastroenterol 43
Pages: 378-389
NAID
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[Journal Article] Epigenetic inactivation of RASSF2 in oral squamous cell carcinoma.2008
Author(s)
Imai T, Toyota M, Suzuki H, Akino K, Ogi K, Sogabe Y, Kashima L, Maruyama R, Nojima M, Mita H, Sasaki Y, Itoh F, Imai K, Shinomura Y, Hiratsuka H, Tokino T.
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Journal Title
Cancer Sci 99
Pages: 958-966
NAID
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[Presentation] GISTにおけるHNE-1低メチル化と悪性度との相関2010
Author(s)
新沼猛, 鈴木拓, 野島正寛, 五十嵐伸一, 山本英一郎, 高丸博之, 田沼徳真, 山本博幸, 時野隆至, 今井浩三, 豊田実, 篠村恭久
Organizer
第69回日本癌学会学術総会
Place of Presentation
大阪
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[Presentation] CIMP大腸癌の起源2010
Author(s)
山本英一郎, 鈴木拓, 山野泰穂, 神前正幸, 甲斐正広, 菅井有, 時野隆至, 今井浩三, 篠村恭久, 豊田実
Organizer
第69回日本癌学会学術総会
Place of Presentation
大阪
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[Presentation] microRNAプロセシングに関わるTARBP2遺伝子の消化管癌における変異及び機能解析2010
Author(s)
宮本伸樹, 山本博幸, 宮本千絵, 谷口博昭, 足立靖, 日崎恵一, 井伊正則, 田沼徳真, 須河恭敬, 佐々木茂, 有村佳昭, 篠村恭久
Organizer
第6回日本消化管学会学術集会
Place of Presentation
福岡
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[Presentation] 胃癌の進展におけるラミニンβ3とγ2の共発現の役割2009
Author(s)
井伊正則, 山本博幸, 足立靖, 谷口博昭, 日崎恵一, 大橋広和, 田沼徳真, 國本浩明, 阿久津典之, 佐々木茂, 有村佳昭, 今井浩三, 篠村恭久
Organizer
第68回日本癌学会学術総会
Place of Presentation
横浜
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[Presentation] JCウイルスT抗原発現陽性胃癌のジェネティックおよびエピジェネティックな異常2008
Author(s)
山本博幸, 山岡聡, 宮本千絵, 井伊正則, 日崎恵一, 田沼徳真, 宮本伸樹, 奥田博介, 足立靖, 佐々木茂, 有村佳昭, 今井浩三, 篠村恭久
Organizer
第67回日本癌学会学術総会
Place of Presentation
名古屋
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