4770
Goldfish showed an opposite trend for J ( out ) ( Na ) with reduced efflux rates and a positive Na ( + ) balance during the first few hours of HEA .
 Chemical: Na; Chemical: Na ( + )
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: Na; Chemical: Na ( + )