Figure 4From: Cigarette smoke-induced pulmonary emphysema in scid-mice. Is the acquired immune system required?Pulmonary emphysema in wild type versusscidmice after 6 months air or CS-exposure. Photomicrographs of hematoxylin and eosin stained lung tissue of air- and cigarette smoke (CS)-exposed wild type mice and scid mice at 6 months (magnification × 200). (A) air-exposed wild type mice, (B) CS-exposed wild type mice, (C) air-exposed scid mice and (D) CS-exposed scid mice.Back to article page