1862
The results showed that the expression of full - length T antigen rendered rat embryo fibroblasts ( REF ) sensitive to 5 - FU - induced apoptosis .
 Anatomy: embryo fibroblasts; Anatomy: REF
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: embryo fibroblasts, REF 
Answer:
 Anatomy: embryo fibroblasts; Anatomy: REF