Fig. 2From: Particle characterization and toxicity in C57BL/6 mice following instillation of five different diesel exhaust particles designed to differ in physicochemical propertiesMouse lung histology 28 days post-exposure to 54 μg DEP9.7 (a), DEP13 (b), DEP17 (c), and HVO13 (d) and RME13 (e). (a1)-(e2) are high magnification images of black particles in exposed lungs. Haematoxylin and eosin stainedBack to article page