4185
Thus , metabolically - altered islet endothelium might affect the beta - cell microenvironment and contribute to progressive type 2 diabetic beta - cell dysfunction in GK rats .
 islet endothelium, beta - cell, beta - cell
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 islet endothelium, beta - cell, beta - cell