Research Article

DPSCs Protect Architectural Integrity and Alleviate Intervertebral Disc Degeneration by Regulating Nucleus Pulposus Immune Status

Figure 6

Histological evaluation of IVD degeneration rats. (a) H&E staining of the intervertebral disc at week 6. (b) Masson’s trichrome staining of the intervertebral disc at week 6. (c) Safranin O-Fast Green staining of the intervertebral disc at week 6. The top images were photographed under 2× magnification. The bottom images are from the black dotted bordered rectangle under 10× magnification. μm. μm. AF: annulus fibrosus; NP: nucleus pulposus; EP: end plate.
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