8931
B cell antigen receptor ( BCR ) - mediated formation of a SHP - 2 - pp120 complex and its inhibition by Fc gamma RIIB1 - BCR coligation .
 B cell antigen receptor, BCR, SHP - 2, pp120, Fc gamma RIIB1, BCR
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 B cell antigen receptor, BCR, SHP - 2, pp120, Fc gamma RIIB1, BCR