3594
Nitrogen - containing bisphosphonates induce apoptosis of hematopoietic tumor cells via inhibition of Ras signaling pathways and Bim - mediated activation of the intrinsic apoptotic pathway .
 Nitrogen, bisphosphonates
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 Nitrogen, bisphosphonates