1076
Immunoelectron microscopy further revealed an increased labeling of alpha - ENaC in the apical plasma membrane of cortical collecting duct principal cells of PAN - treated rats , indicating enhanced apical targeting of alpha - ENaC subunits .
 Chemical: PAN
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: PAN