Fig. 4From: Glucosamine sulfate suppresses the expression of matrix metalloproteinase-3 in osteosarcoma cells in vitroRelative gene expression of MMP-3, -9 and -2 in MG-63 and SaOS-2 cells upon administration of 100 μg/ml glucosamine sulfate; a statistical comparism was carried out for the control and each of the glucosamine sulfate treated groups; * indicates statistical significance with p ≤ 0,05Back to article page