13188
TCRzeta and p56(lck) were detected in the peripheral blood T cells in 27 of 29 patients , and overall, reduced levels were noted visually in 12 of 29 (41%) and 13 of 29 (45%) individuals, respectively.
 ( protein: p56(lck), None) , ( cell type: peripheral blood T cells, None) , ( protein: TCRzeta, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( protein: p56(lck), None) , ( cell type: peripheral blood T cells, None) , ( protein: TCRzeta, None) 