13179
Studies have demonstrated abnormalities of the CD3/T-cell antigen receptor ( TCR ) and pathways of signal transduction in T lymphocytes from animals and patients with advanced malignancy .
 CD3/T-cell antigen receptor, T lymphocytes, TCR
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:
 CD3/T-cell antigen receptor, T lymphocytes, TCR