Cytotoxicity mechanisms in melanoma cells and UPLC-QTOF/MS2 chemical characterization of two Brazilian stingless bee propolis: Uncommon presence of piperidinic alkaloids

Journal of Pharmaceutical and Biomedical Analysis(2018)

Cited 35|Views8
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Abstract
•Two Brazilian propolis was characterized by UPLC-QTOF/MS2.•Surprisingly, piperidinic alkaloids were identified among the constituents.•The cytotoxic effect of propolis extracts on melanoma cells was evaluated.•Both extracts exert their cytotoxicity by inducing apoptosis.
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Key words
Chemical composition,Propolis,Scaptotrigona bipunctata,Melipona quadrifasciata,Cytotoxicity,Melanoma cells
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