April 2012

In-vitro assessment of antioxidant potential and phenolic capacity of Temnocalyx obovatus leaves

Temnocalyx obovatus is widely found in many areas in Zimbabwe, Nigeria and Zambia where it is used to treat a variety of ailments. Phenolic compounds in T. obovatus assessed by Folin-Ciocalteu method varied from 1.18 to 2.89 mg tannic acid g-1. Acetone extract showed the greatest flavonoids, flavonols and proanthocyanidins content 5.12, 4.13 and 3.07 mg catechin g-1respectively. 2,...

Author(s): P. Dzomba, E. Togarepi and C. Mahamadi

April 2012

Effect of boiling on the phytochemical constituents and antioxidant properties of African pear Dacryodes edulis seeds in vitro

  African pear, Dacryodes edulis, seed extract has been used for the treatment of ailments in traditional medicine. However, the effect of boiling on its antioxidant properties is still poorly understood. Therefore, the present study investigates the effect of boiling on the antioxidant properties of D. edulis seed extract using in vitro parameters such as free radical scavenging ability against 2, 2- diphenyl...

Author(s): T. Ogunmoyole, I. J. Kade, O. D. Johnson and O. J. Makun