Figure 6: Hyperproliferation and infiltration of neutrophils and pDC in Aldara-treated human BCC and AK.

Ki67 (a), MPO (c) and CD123 (e) staining of two representative AK lesions before and after 2 weeks of Aldara therapy. Ki67 (b) and MPO (d) staining of two representative BCC lesions and Ki67 (f) staining of peritumoral epidermis before and 5 days after Aldara therapy. For clarity, images a–d were acquired in two different magnifications (× 4 and × 10). Scale bar, 250 μm (for × 4 magnification) and 100 μm (for × 10 magnification). Scale bar, 125 μm (f).