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Expression of MMP-9 in early phase of SCI. A: Western blots of MMP-9 on Day 1, Day 3 and Day 7 in Folic acid treated and non-treated animals. B: The normalized intensity values expressed as mean ± SE. The quantitation displayed no statistical significance, for days 1, 3, and 7, in MMP-9 expression between water- and FA- injected rats (p>0.05).
