Article
K-ras mutation influences macroscopic features of gastric carcinoma.
The Journal of surgical research - 1 Mar 2005
Yashiro Masakazu, Nishioka Nobuaki, Hirakawa Kosei
Abstract excerpt
INTRODUCTION: Gastric carcinoma is classified morphologically as type 1 to 4. Type 1 is defined as a polypoid tumor; types 2 and 3 are defined as ulcerated tumors with polypoid growth or gastric wall infiltration, respectively, and type 4 tumors are defined as flat. This morphological classification is important because biological characteristics differ between the four morphological types, but little is known...
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