2008
In colonic carcinoma specimens , the peritumoral vessels expressed a high density of somatostatin receptors , whereas the neoplastic tissue itself was receptor - negative in many cases .
 Anatomy: colonic carcinoma specimens; Anatomy: peritumoral vessels; Anatomy: neoplastic tissue
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: colonic carcinoma specimens; Anatomy: peritumoral vessels; Anatomy: neoplastic tissue