10992
Absolute thyroid and adrenal gland masses were increased in adult females and 31 - week - old juveniles , respectively , and absolute liver and heart masses were decreased in six - week - old kits exposed to dietary PCBs .
 Chemical: PCBs
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: PCBs