13427
Eyeballs were collected 24 h after irradiation , and corneas were stained with hematoxylin and eosin ( H & amp ; E ) and terminal deoxynucleotidyl transferase dUTP nick end labeling ( TUNEL ) .
 Chemical: hematoxylin; Chemical: eosin; Chemical: dUTP
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: hematoxylin; Chemical: eosin; Chemical: dUTP