19538
The LIM - homeodomain transcription factor Isl - 1 is expressed in all classes of pancreatic endocrine cells and is involved in regulating both islet development and insulin secretion .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None