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To determine the diversity in X-chromosome methylation patterns , which reflect Lyonization , assessed by the HUMARA assay in the supposedly normal population, we analyzed granulocytes and T cells from 97 relatively young (18- to 35-year-old) healthy female volunteers .
 HUMARA, T cells, granulocytes, X-chromosome
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:
 HUMARA, T cells, granulocytes, X-chromosome