11534
In healthy subjects , the mean GC-R Bmax and Kd in quiescent PBMC of the GC -sensitive group were 2.89 +/- 1.23 fmol/10(6) cells and 4.00 +/- 2.24 nM, respectively.
 PBMC, GC-R
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:
 PBMC, GC-R