569
Transfection of an Fc gamma RII -negative B-cell line with complementary DNA's encoding the two splice products and various receptor mutants indicated that the insertion was responsible for preventing both Fc gamma RII -mediated endocytosis and Fc gamma RII -mediated antigen presentation .
 cell line: Fc gamma RII -negative B-cell line; protein: Fc gamma RII; protein: Fc gamma RII; protein: Fc gamma RII
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 cell line: Fc gamma RII -negative B-cell line; protein: Fc gamma RII; protein: Fc gamma RII; protein: Fc gamma RII