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. 2016 Aug 25;16(1):313. doi: 10.1186/s12906-016-1315-6

Fig. 5.

Fig. 5

Protein levels as absorbance at A450–A690 in an ELISA assay of (a) MMP-3 and (b) MMP-9 in MG-63 and SaOS-2 cells upon administration of 10 μg/ml glucosamine sulfate; * indicates statistical significance with p ≤ 0,05