Figure 1

Depiction of Physalis alkekengi callus tissues grown under different concentrations of CH, (a), the impact of CH on the callus induction (b), and callus fresh weight (c). Scale bars = 4.5 cm. Values are means ± SE of five replicates. Different letters indicated significant (p ≤ 0.05) differences. SE; standard error, CH; Casein hydrolysate.