Chronic low back pain is strongly linked to degeneration of the intervertebral disc (IVD), which currently lacks any targeted treatments. This study explores NPgel, a biomaterial combined with notochordal cells (NC), developmental precursor cells, as a potential solution. NCs, known for anti-catabolic effects on IVD cells, present a promising avenue for regenerating damaged IVD tissue. Bovine IVDs underwent enzymatic degeneration before NPgel (+/- NC) injection. Degenerated bovine IVDs were cultured under biomechanical loading for 21 days. Histology and immunohistochemistry assessed NC survival, phenotype, and matrix production. Within an Background
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