The tooth pictured here was obtained from an individual who had
been administered tetracycline at some point in their life.
Tetracycline is an antibiotic that is known to cause staining
in teeth, especially in children under 8 years of age. The
staining will also show up in the skeletal system.
The tooth was mounted in epoxy, cut in half, and polished smooth to
reveal the cross-sectional structure: