Degeneration of the intervertebral disks and spondylosis in aging sand rats.

@article{Silberberg1979DegenerationOT,
  title={Degeneration of the intervertebral disks and spondylosis in aging sand rats.},
  author={Ruth Silberberg and M. Aufdermaur and John H. Adler},
  journal={Archives of pathology & laboratory medicine},
  year={1979},
  volume={103 5},
  pages={231-5}
}
Aging sand rats (Psammomys obesus) kept on a standard laboratory diet supplemented by salt bush--their natural source of food--were examined for changes of the vertebral column. From about 6 months of age on, degeneration of the intervertebral disks was noted. The changes increased in severity with increasing age, and from 1 1/2 years of age on, massive multiple disk herniations were seen. Associated with these lesions were spondylosis of "intervertebral" as well as hyperostotic type, and… CONTINUE READING