1055
Breast cancer cells lacking final sigma expression showed increased number of chromosomal breaks and gaps when exposed to gamma - irradiation .
 Anatomy: Breast cancer cells; Anatomy: chromosomal
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: Breast cancer cells; Anatomy: chromosomal