Fig. 5From: Factors affecting the growth, antioxidant potential, and secondary metabolites production in hazel callus culturesThe effect of the basal medium on antioxidant enzyme activity in the Corylus avellana callus cultures; a CAT activity, b POD activity, c SOD activity, d PPD activity. According to Duncan's multiple range tests, values with common letters are not significantly different at the 5% probability levelBack to article page