Caco-2 Permeability Assay | Iontox https://www.iontox.com/caco-2-permeability-assay/ Solubility and intestinal permeability are the most important factors determining oral absorption of drugs. Caco-2 assay is the model most widely used in drug discovery for evaluation of compound permeability properties. When grown to confluence and allowed to differentiate the cells form a monolayer resembling luminal epithelium of human intestine by structure and properties. If you want to learn more aboutCaco-2 Permeability Assay , visit the website today!