Synergistic Inhibition of Colon Cancer Cell Proliferation via p53, Bax, and Bcl‑2 Modulation by Curcumin and Plumbagin Combination - Iftikhar Ahmad; Sameer Ahmad; Md Abdus Samad; Ahmed Mohammed Adam; Torki A. Zughaibi; Mahmoud Alhosin; Shazi Shakil; Mohd Shahnawaz Khan; Ahdab A. Alsaieedi; Ajoy Kumer; Shams Tabrez (ACS Omega)