Fig. 3From: Bio-optimized Curcuma longa extract is efficient on knee osteoarthritis pain: a double-blind multicenter randomized placebo controlled three-arm studya Serum levels of Coll2-1 evolution with time. b Comparison of the absolute difference of sColl2-1 between T0 and T1 in the placebo and pooled low- and high-dose BCL groups. c Comparison of the absolute difference of sCOll2-1 between T0 and T1 in the placebo and pooled low- and high-dose BCL groupsBack to article page