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Bone - Callus - Gallery

Image of callus in the bone from a male Wistar Han rat in a chronic study
Bone - Callus in a male Wistar rat from a chronic study. There is callus formation surrounding a rib, characterized by a marked proliferative fibrous connective tissue response and bony remodeling.
Image of callus in the bone from a male Wistar Han rat in a chronic study
Bone - callus in a male Wistar rat from a chronic study (higher magnification of figure 1). Section of a bone callus, characterized by a marked proliferative fibrous connective tissue response and bony remodeling.
Image of callus in the bone from a male F344/N rat in a chronic study
Bone - callus in a male F344/N rat from a chronic study. This section of long bone with a callus is characterized by a focal fibroblastic response (arrowhead).
Image of callus in the bone from a male F344/N rat in a chronic study
Bone - callus in a male F344/N rat from a chronic study (higher magnification of figure 3). This bone callus has a focal fibroblastic response and associated osteoid deposition and mineralization (arrowheads).
NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.