Phytoconstituents profiling of Cissus rotundifolia (Forssk.) Vahl. by HPLC-MS/MS, and evaluation of its free radical scavenging activity (DPPH) and cytotoxicity Journal title: Trends in Phytochemical Research Authors: Ataa Said; Elsayed Ali Aboutabl; Farouk Rasmy Melek; Gehad Abdel Jaleel Raheem Abdel Jaleel; Mona Ra... Subject(s): Food Science and Technology, Photochemistry, Pharmacognosy