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Pictograms of TLC plates for G. senegalensis (leaves) ethanol-extract (GSLE) derivatized with p-anisaldehyde in day light. (A) Method-I (β-amyrin and β-sitosterol): mobile phase- hexane: ethylacetate (7.5:2.5; v/v), (B) Method-II (lupeol and ursolic acid): mobile phase- chloroform: methanol (97:3; v/v).
