Table 1.

 Phenotypic characterization of unstimulated (day 0) peripheral blood lymphocytes (PBMNC) stimulated either with IL-2 (100 IU/mL) only, or with IL-2 plus Hsp70-peptide TKD (2 μg/mL), for 4 days. The cells were stained with the following mAb directed against T and NK cell-specific markers: CD3, CD16, CD56, and CD94. Flow cytometric analysis was performed using propidium iodide negative-viable cells of 25 different human volunteers