Fig. 2From: Chondroprotective effect of high-molecular-weight hyaluronic acid on osteoarthritic chondrocytes in a co-cultivation inflammation model with M1 macrophagesEffect of hyaluronic acid on pro-inflammatory cytokine secretion. a Schematic drawing of the in vitro inflammatory co-culture setup of differentiated monolayer M1 macrophages on the top and human monolayer osteoarthritic (OA) chondrocytes at the bottom. b Quantification of pro-inflammatory cytokine concentration in culture medium in the presence or absence of hyaluronic acidBack to article page