13346
Consistent with the diagnosis of PEL , both CRO-AP/3 and CRO-AP/5 expressed indeterminate (i.e. non-B, non-T) phenotypes although immunogenotypic studies documented their B-cell origin .
 PEL, B-cell origin, CRO-AP/3, CRO-AP/5
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 PEL, B-cell origin, CRO-AP/3, CRO-AP/5