Concepedia

Yasuo Koyama

YK

66

Publications

3.3K

Citations

34

H-Index

1950

Active since

Affiliations

Nagoya University(Current)

Tochigi Cancer Center

Antibiotic Research UK

Kyoto University

Kyoto Pharmaceutical University

Yasuo Koyama is an author at Nagoya University specializing in medicine, pathology, and hepatology.

Top concepts

Publications per year

1950–2007

66

Publications

66

Significance of lateral node dissection for advanced rectal carcinoma at or below the peritoneal reflection

Yoshihiro Moriya, Keiichi Hojo, Toshio Sawada et al. · Diseases of the Colon & Rectum · 1989 · 285 citations

Lymphatic spread and its prognostic value in patients with rectal cancer

Keiichi Hojo, Yasuo Koyama, Yoshihiro Moriya · The American Journal of Surgery · 1982 · 245 citations

, , +11

Extensive methylation of hMLH1 promoter region predominates in proximal colon cancer with microsatellite instability

Yasuyuki Miyakura, Kokichi Sugano, Fumio Konishi et al. · Gastroenterology · 2001 · 204 citations · Full text

, , +11

A new antibiotic 'colistin' produced by spore-forming soil bacteria.

Yasuo Koyama · The Journal of Antibiotics · 1950 · 121 citations

, , +1

Changes in colorectal cancer during a 20-year period: an extended report from the multi-institutional registry of large bowel cancer, Japan.

Kenjiro Kotake, Satoshi Honjo, Kenichi Sugihara et al. · PubMed · 2003 · 106 citations

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