Kensuke Ohishi

Ricinine: a pyridone alkaloid from Ricinus communis that activates the Wnt signaling pathway through casein kinase 1α.

M. Itoh, M. Ishibashi, M. Arai, 2014, Bioorganic & medicinal chemistry.

9-Hydroxycanthin-6-one, a β-Carboline Alkaloid from Eurycoma longifolia, Is the First Wnt Signal Inhibitor through Activation of Glycogen Synthase Kinase 3β without Depending on Casein Kinase 1α.

M. Itoh, T. Koyano, M. Ishibashi, 2015, Journal of natural products.