Fig. 7From: Evaluation of Alginate and Hyaluronic Acid for Their Use in Bone Tissue EngineeringQuantification of cell number in MC3T3-E1 cells cultured for 21 days with alginate or hyaluronic acid at different polymer concentrations (2 % and 3 %). Values represent the mean ± SEM. Significant differences between groups were assessed by Student t test: p < 0.05a versus control PBSBack to article page