Gerbera anandria (Compositae) was extracted with 75% ethanol and the residue was fractionated using light petroleum, chloroform and ethyl acetate. The constituents of the extracts were separated by column chromatography employing solvents of different polarity. Column chromatography of the light
Non-small cell lung cancer (NSCLC) ranks the most commonly diagnosed and highest mortality-leading cancer worldwide despite a variety of treatment strategies are available. The highly heterogeneous and aggressive property of NSCLC as well as its poor prognosis indicates the need for
Phytochemical investigation of Gerbera saxatilis (Astraceae) afforded three new coumarin derivatives 1- 3 and a known coumarin 4. Compounds 1 and 2 represent the first examples of the natural occurrence of the novel polycyclic pyrano[3-2c]coumarin carbon skeleton. The structures of compounds 1- 4
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