427
However , it is shown that intracellular cAMP accumulation is not the only factor contributing to the reduction of ADRB2 mRNA levels [ 20 ] .
 Anatomy: intracellular
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: intracellular