11074
Dysregulation of Hh signaling has been linked to the development of a variety of human tumors , and numerous drug development programs in both academia and industry are actively exploring inhibitors of the pathway as anti - cancer agents .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None