Figure 3From: Association of HLA-DR1 with the allergic response to the major mugwort pollen allergen: molecular backgroundPresentation of naturally processed Art v 1-peptides by DR1- or DR4-expressing APC to Art v 1 25-36 -specific TCL and TCC. T cells were stimulated for 3 days and proliferation was measured by ³H-thymidine uptake during the last 16 hours.Back to article page