STAMBP and melanoma: To test whether M. grandiflora L. flower extract does regulate the expression of melanogenesis-related proteins, B16F10 melanoma cells were treated with α-MSH (100 nM) for 24 h, and then 10, 15, and 20% (v/v) of M. grandiflora L. flower extract or kojic acid (200 μM) was added for another 24 h.