Figure 1.
Osteopontin accumulation in metastatic bone lesions. Sections of decalcified bone from mice injected with r3T cells were prepared and reacted with anti-OPN antibody 2A1. Brown staining indicates presence of OPN. Arrows indicate eroded surface strongly stained for OPN. A: WT mice; B: OPN−/− mouse. Original magnifications, ×200.
