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Figure 2 | Arthritis Research & Therapy

Figure 2

From: The role of interleukin-1 in the pathogenesis of human Intervertebral disc degeneration

Figure 2

Immunopositive staining for the IL-1 family in human intervertebral discs. Numbers of cells with immunopositivity for IL-1α (a), IL-1β (b), IL-1 receptor antagonist (c), IL-1 receptor, type I (d), and IL-1β-converting enzyme (e), according to place of origin in the disc and grade of intervertebral disc degeneration (n = 30). Data are presented as means ± 2 standard errors (as a representative of 95%CI). *P < 0.1,; **P < 0.05

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