Mammea siamensis Flower Extract-Induced Cell Death Apoptosis in HCT116 Colon Cancer Cells via Vacuolar-Type H + -ATPase Inhibition Associated with GSK-3β/β-Catenin, PI3K/Akt/NF-κB, and MAPK Signaling Pathway. - Sitthisuk, Pornnapa; Poorahong, Watcharaporn; Innajak, Sukanda; Krajarng, Aungkana; Samosorn, Siritron; Watanapokasin, Ramida (Pharmaceuticals (14248247), 2025)