RESUMEN
Natural products with medicinal value are gradually gaining importance in clinical research due to their well-known property of no side effects as compared to drugs. Tinospora cordifolia [Guduchi] has been used for centuries in Ayurvedic system of medicine for treating various ailments including cancer. In present study, we found that the Tinospora cordifolia extracts [TCE] induced inhibition of proliferation of KB cells was associated with arrest of GO/G1-phase of cell cycle. The effectiveness of TCE in checking the growth of KB cells without altering the growth of normal peripheral blood mononuclear cells [PBMC] indicates that Tinospora cordifolia has differential effect on normal and malignant cells hence, it may have therapeutic potential in cancer