21587
Many of the metabolic and gene transcriptional hallmarks of BAT activation , namely increased lipolysis , uncoupling protein - 1 ( UCP1 ) mRNA , and glucose uptake are regulated by the adrenergic second messenger , adenosine - 3 ' , 5 ' - cyclic monophosphate ( cAMP ) .
 glucose, adenosine - 3 ' , 5 ' - cyclic monophosphate, cAMP
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 glucose, adenosine - 3 ' , 5 ' - cyclic monophosphate, cAMP