10041
As expected , methomyl induced significant concentration - dependent increases in DNA damage of target cells compared with the negative control , as measured by increases in tail length ( mu m ) , tail DNA ( percentage of the comet tail ) and tail moment ( arbitrary units ) .
 methomyl
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 methomyl