Fig. 1From: Factors affecting the growth, antioxidant potential, and secondary metabolites production in hazel callus culturesIn vitro callogenesis from nut explants of Corylus avellana. Initiation of callus formation from explants ten days after culture (a); Callus growth from explants exposed to 1 min US and cultured on ½ MS medium containing 2 mg/L 2,4-D and 0.2 mg/L Kin (b); and B5 medium containing 2 mg/L 2,4-D and 0.2 mg/L Kin (c); (Scale bars = 1 cm)Back to article page