2080
Incidences of adenomas and / or carcinomas of the ileo - cecal and cecal - colic junction , cecum , and ascending and transverse colon were significantly higher than controls in male and female rats in the 1 and 1 . 5 % dose groups .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None