3779
Other downstream effectors of G alpha ( i / o ) - coupled receptors , G protein - coupled inwardly rectifying potassium channels and adenylate cyclase , were not modulated by GPR18 signaling .
 Chemical: potassium; Chemical: adenylate
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: potassium; Chemical: adenylate