5471
METHODS : We used ribonuclease protection assays to analyze human colon tumors for the level of nm23 - H1 ( 43 samples ) and nm23 - H2 ( 41 samples ) transcript ( mRNA ) expression and the presence of mutations that could inactivate potential suppressor function .
 Anatomy: colon tumors; Anatomy: samples; Anatomy: samples
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
 Entities: colon tumors, samples, samples 
Answer:
 Anatomy: colon tumors; Anatomy: samples; Anatomy: samples