80
Allergen and particle dose - response experiments in BALB / cA and NIH mice Levels of serum OVA - specific IgE ( A , D ) , IgG1 ( B , E ) and IgG2a ( C , F ) on day 26 after injection into one hind footpad of 100 ( open columns ) , 50 ( gray ) or 10 ( black ) mug OVA combined with 100 , 40 , 10 or 0 mug PSP , or buffer ( HBSS ( hatched ) ) , in BALB / cA ( A , B , C ) and NIH ( D , E , F ) mice .
 Anatomy: serum; Anatomy: hind footpad
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: serum; Anatomy: hind footpad