Images of longitudinal section of mouse tibia harvested 24 hours after administration of 1,200 kBq of radium-223 dichloride per kilogram. (A) Bright-ﬁeld image of unstained section. (B) Merge of bright-ﬁeld image (hematoxylin- and eosin-stained) and low-resolution multiple-event alpha camera image. (C) High-resolution single-event postprocessed alpha camera image that identiﬁes precise locations of alpha particle events.
Images created by Tom A. Back, Department of Radiation Physics, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.