Figure 4From: Eruptive papules during efalizumab (anti-CD11a) therapy of psoriasis vulgaris: a case seriesLevels of CD11b on leukocytes in patients receiving efalizumab therapy by flow cytometry. There is increased CD11b in some cases on (A) granulocytes and (B) monocytes, either with or without papules. Red line is baseline, blue line at 2 weeks treatment, shaded grey is isotype control.Back to article page