5246
Intraperitoneal administration of 2G7 resulted in a marked increase in mouse spleen NK cell activity .
 Anatomy: Intraperitoneal; Anatomy: spleen NK cell
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: Intraperitoneal, spleen NK cell 
Answer:
 Anatomy: Intraperitoneal; Anatomy: spleen NK cell