Figure 4.

iNOS immunostaining. Representative sections and data of the superficial zone of articular cartilage from placebo-treated and ASU-treated dogs (original magnification ×100). Morphometric analysis of iNOS immunostaining data are represented as box plot and were analyzed using Mann-Whitney two-tailed U-test. P ≤ 0.05 is considered statistically significant. ASU, avocado/soybean unsaponifiables; iNOS, inducible nitric oxide synthase.

Boileau et al. Arthritis Research & Therapy 2009 11:R41   doi:10.1186/ar2649
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