Figure 3

Phenotypic characteristics of native disc cells. Photomicrographs representative of type II collagen and aggrecan immunohistochemical staining in control (that is, noninjected) tissue explants of nucleus pulposus tissue. Scale bar = 570 μm.
Phenotypic characteristics of native disc cells. Photomicrographs representative of type II collagen and aggrecan immunohistochemical staining in control (that is, noninjected) tissue explants of nucleus pulposus tissue. Scale bar = 570 μm.