Effect of Chromium on Antioxidant Potential of Catharanthus roseus Varieties and Production of Their Anticancer Alkaloids: Vincristine and Vinblastine

Figure 4

TLC fingerprint profile of methanolic extracts of control and treated plant along with marker compound of vinblastine on HPTLC (E. Merck 60 F₂₅₄) plate. 1–4: C. roseus variety rosea-control, 10, 50 and 100 μM; 5–8: C. roseus variety alba-control, 10, 50 and 100 μM; R2: vinblastine marker. (a) Documentation of shoot samples under UV 254 nm; (b) documentation of root samples under UV 254 nm; (c) densitometric scan of shoot samples at 320 nm; (d) densitometric scan of root samples at 320 nm.

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