1070
We hypothesized that epithelial Na channel ( ENaC ) subunit dysregulation may be responsible for the increased sodium retention .
 Chemical: Na; Chemical: sodium
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: Na, sodium 
Answer:
 Chemical: Na; Chemical: sodium