3119
An increase in the volume density of secretory granules and a decrease in the volume densities of rough endoplasmic reticulum and microtubules was determined by morphometric analysis , suggesting that bromocriptine inhibits protein synthesis as well as bringing about a disturbance of the prolactin secretion .
 bromocriptine
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 bromocriptine