3297
Both IL 1 - containing preparations enhanced the response of C57BL / 6 mouse thymocytes to phytohemagglutinin .
 Anatomy: thymocytes
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: thymocytes