spleen, brain, heart, lungs, lymph nodes and bone marrow) were examined and appeared normal. Table 1 Hematology and serum biochemistry values of a 20-month-old, 32-g, white, ICR CD-1 female mouse ...

This 6-month-old mouse, which was socially housed ... intestines, and spleen), although the parenchyma of these organs was normal. We also saw multifocal inflammatory infiltrates and necrotic ...

At right is a section of mouse spleen damaged by rough handling. Many of the cells are distorted beyond recognition ... For example, lungs might need to be infused with fixative to approximate the ...