Highly purified, intensively dialyzed rhuHsp70 and
mycHsp70-(359–625) do not induce a calcium signal in DCs.
A, DCs were stimulated with intensively dialyzed 300 nm
rhuHsp70 (red), 1 μm mycHsp70(359–625
(green), or 250 ng/ml ionomycin (black). B, CCR5
surface expression of DCs (black line: isotype control).