Research Article

[Retracted] Production of Gymnemic Acid Depends on Medium, Explants, PGRs, Color Lights, Temperature, Photoperiod, and Sucrose Sources in Batch Culture of Gymnema sylvestre

Figure 4

MS medium supplemented with OPGRs, physical and chemical treatments on leaf explants of Gymnema sylvestre induced callus after 45 days incubation. (a) Blue light (1.8x); (b) red light (1.8x); (c) green light (1.6x); (d) color light setup; (e) 30°C (1.7x); (f) 20°C (1.8x); (g) 35°C (1.6x); (h) 5% (1.2x); (i) 2% (1.4x); (j) 4% (1.4x); (k) 6% (1.2x); (l) 12 h/12 h (light/dark, 1.9x); (m) 4 h/20 h (light/dark, 1.7x); (n) 24 h light (1.5x); (o) 24 h dark (1.8x); (p) 8 h/16 h (light/dark, 1.6x).
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