Establishment of in-vivo histological diagnosis by using endo-cytoscopy system toward automatic diagnosis of gastrointestinal neoplasia
Project/Area Number |
19790469
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Research Category |
Grant-in-Aid for Young Scientists (B)
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Allocation Type | Single-year Grants |
Research Field |
Gastroenterology
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Research Institution | The University of Tokyo |
Principal Investigator |
FUJISHIRO Mitsuhiro The University of Tokyo, 医学部・附属病院, 准教授 (70396745)
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Project Period (FY) |
2007 – 2009
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Project Status |
Completed (Fiscal Year 2009)
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Budget Amount *help |
¥3,800,000 (Direct Cost: ¥3,200,000、Indirect Cost: ¥600,000)
Fiscal Year 2009: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2008: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2007: ¥1,200,000 (Direct Cost: ¥1,200,000)
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Keywords | 超拡大内視鏡 / 内視鏡的組織診断 / 内視鏡的自動診断 / 仮想生検 / 消化管腫瘍 |
Research Abstract |
The investigation to determine an appropriate staining regimen for endocytoscopy revealed that the optimum conditions for endocytoscopic observation were obtained after staining with 1% methylene blue in the esophagus and with 0.25% toluidine blue in the stomach and the colon, after 60 seconds of exposure to the dye. When the conditions were applied to the living beagles, reliable observations in the stomach were not obtained in the stomach due to thick mucous layer on the surface epithelia. Focusing on the esophageal observations, in-vivo endocytoscopic images were quite similar with the horizontal histology of fixed specimens with H&E staining. We obtained a novel finding that computer-assisted analysis of nuclear density between malignant and normal epithelia can lead to automatic diagnosis by using the endocytoscopy.
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Report
(4 results)
Research Products
(71 results)
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[Journal Article] Multi-center survey regarding the management of anticoagulation and anti platelet therapy for endoscopic procedures in Japan2009
Author(s)
Fujishiro M, Oda I, Yamamoto Y, Akiyama J, Ishii N, Kakushima N, Fujiwara J, Morishita S, Kawachi H, Taniguchi H, Gotoda T
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Journal Title
J Gastroenterol Hepatol 24
Pages: 214-218
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Peer Reviewed
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[Journal Article] Locked nucleic acid in situ hybridization analysis of miR-21 expression during colorectal cancer development2009
Author(s)
Yamamichi N, Shimomura R, Inada K, Sakurai K, Haraguchi T, Ozaki Y, Fujita S, Mizutani T, Furukawa C, Fujishiro M, Ichinose M, Shiogama K, Tsutsumi Y, Omata M, Iba H
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Journal Title
Clin Cancer Res 15
Pages: 4009-4016
Related Report
Peer Reviewed
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[Journal Article] Cdx2 and the Brm-type SWI/SNF complex cooperatively regulate villin expression in gastrointestinal cells2009
Author(s)
Yamamichi N, Inada K, Furukawa C, Sakurai K, Tando T, Ishizaka A, Haraguchi T, Mizutani T, Fujishiro M, Shimomura R, Oka M, Ichinose M, Tsutsumi Y, Omata M, Iba H
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Journal Title
Exp Cell Res. 315
Pages: 1779-1789
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Peer Reviewed
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[Journal Article] Multi-center survey regarding the management of anticoagulation and antiplatelet therapy for endoscopic procedures in Japan2009
Author(s)
Fujishiro M, Oda I, Yamamoto Y, Akiyama J, Ishii N, Kakushima N, Fujiwara J, Morishita S, Kawachi H, Taniguchi H, Gotoda T
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Journal Title
Journal of Gastroenterology and Hepatology 24
Pages: 214-218
Related Report
Peer Reviewed
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[Journal Article] Cancer high-risk subjects identified by serum pepsinogen tests : outcomes after 10-year follow-up in asymptomatic middle-aged males. Cancer Epidemiol Biomarkers Prev2008
Author(s)
Yanaoka K, Oka M, Mukoubayashi C, Yoshimura N, Enomoto S, Iguchi M, Magari H, Utsunomiya H, Tamai H, Arii Ohata H, Fujishiro M, Takeshita T, Mohara O. Ichinose M
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Journal Title
Cancer Epidemiology, Biomarkers & Prevention 17
Pages: 838-845
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Peer Reviewed
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[Journal Article] Risk of gastric cancer in asymptomatic, middle-aged Japanese subjectsbased on serum pepsinogen and Helicobacter pylori antibody levels2008
Author(s)
Yanaoka K, Oka M, Yoshimura N, Mukoubayashi C, Enomots S, Iguchi M, Isagari H, Utsunomiya H, Tamai H, Arii K, Yamamichi N, Fujishiro M, Takeshita T, Mohara O, Ichinose M
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Journal Title
International Journal of Cancer 123
Pages: 917-926
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Peer Reviewed
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[Journal Article] Submucosal injection of normal saline may prevent unexpected deep thermal injury of argon plasma coagulation in an in vivo porcine stomach2008
Author(s)
Fujishiro M, Kodashima S, Ono S, Goto O, Yamamichi N, Yahagi N, Kashimura K, Matsuura T, Iguchi M, Oka M, Ichinose M, Omata M
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Journal Title
Gut and Liver 2
Pages: 95-98
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Peer Reviewed
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[Journal Article] Ex vivo pilot study using computed analysis of endo-cytoscopic images to differentiate normal and malignant squamous cell epithelia in the esophagus.2007
Author(s)
Kodashima S, Fujishiro M, Takubo K, Kammori M, Nomura S, Kakushima N, Muraki Y, Goto O, Ono S, Kaminishi M, Omata M
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Journal Title
Dig Liver Dis 39
Pages: 762-766
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Peer Reviewed
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[Journal Article] Outcomes of endoscopic submucosal dissection for colorectal epithelial neoplasms in 200 consecutive cases. Clin Gastroenterol Hepatol2007
Author(s)
Fujishiro M, Yahagi N, Kakushi ma N, Kodashima S, Muraki Y, Ono S, Yamamichi N, Tateishi A, Oka M, Ogura K, Kawabe T, Ichinose M, Omata M.
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Journal Title
Clin Gastroenterol Hepatol 5
Pages: 678-683
Related Report
Peer Reviewed
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[Journal Article] Potent induction therapy with interferon and ribavirin combiation therapy does not achieve a higher sustained virological response rate in chronic hepatitis C with genotype lb and high hepatitis C virus RNA level.2007
Author(s)
Enomoto S, Tamai H, Oka M, Shingaki N, Shiraki T, Takeuchi M, Deguchi H, Magari H, Inoue I, Iguchi M, Yanaoka K, Arii K, Fujishiro M, Yahagi N, Yotsuyanagi H, Ichinose M.
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Journal Title
Hepatol Res. 37
Pages: 692-700
Related Report
Peer Reviewed
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[Journal Article] Ex vivo Pilot study using computed analysis of endo-cytoscopic images ta differentiate normal and malignant squamous cell epithelia in the esophagus.2007
Author(s)
Kodashima S, Fujishiro M, Takubo K, Kammori M, Nomura S, Kakushima N, Muraki Y, Goto O, Ono S, Kaminishi M, Omata M.
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Journal Title
Dig Liver Dis 39
Pages: 762-766
Related Report
Peer Reviewed
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[Journal Article] Frequent loss of Brm expression in gastric cancer correlates with histological features and differentiation state.2007
Author(s)
Yamamichi N, Inada K, Ichinose M, Yamamichi-Nishina M, Mizutani T, Watanabe H, Shiogama K, Fujishiro M, Okazaki T, Yahagi N, Haraguchi T, Fujita S, Tsutsumi Y, Omata M, Iba H.
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Journal Title
Cancer Res 67
Pages: 10727-10735
Related Report
Peer Reviewed
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