Figure 4.

Analysis of caveolin-1 immunohistochemistry. (a) Percentage of cells immunopositive for caveolin-1 protein in non-degenerate, moderately degenerate, and severely degenerate intervertebral discs. Data are shown as mean ± SEM. (b) Correlation of caveolin-1 protein expression with age of subject. Non-parametric linear regression analysis (P = 0.6609; R2 = 0.0089).

Heathfield et al. Arthritis Research & Therapy 2008 10:R87   doi:10.1186/ar2468
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