10407
Abstract Bombesin and its derivatives exhibit a high affinity for gastrin - releasing peptide receptor ( GRPr ) , which is over - expressed in a variety of human cancers ( prostate , pancreatic , lung , etc . ) .
 Chemical: Bombesin
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: Bombesin