Fig. 1From: Vaccination with endosomal unknown epitopes produces therapeutic response in rheumatoid arthritis patients and modulates adjuvant arthritis of ratsExpression of CD69 by CD4+CD25+ cells from six RA patients. Results are shown as the mean and standard deviation of the six patients. Only anti-CD3 and CD28 stimulate the cells to proliferate and this proliferation as measured by CD69 was significantly decreased by the addition of lysateBack to article page