Jonathan Yisa

Antimicrobial and Cytotoxic Activities and GC-MS Analysis of Phytocomponents of Methanolic Extract of Curculigo pilosa (Schum and Thonn) Engl. (Hypoxidaceae) Rhizomes

Elijah Y. Shaba, Abdullahi Mann & Jonathan Yisa · Journal of Pharmaceutical Research International · 2014

Objectives: To investigate the antimicrobial and cytotoxic activities of crude methanol extract of Curculigo pilosa (Schum and Thonn) Engl. (Hypoxidaceae) rhizomes and its solvent soluble fractions and to analyze the most active fraction by Gas Chromatography Mass Spectrometry (G...

Open access Research Article 10.9734/BJPR/2014/10189

Assessment of Phytoconstituents and Antidiabetic Activity of the Crude Extract and Partitioned Fractions of Maytenus senegalensis (Lam.) Exell (Celastraceae) Root Bark

Abdullahi Mann, Fatimah Opeyemi Roheem, Abubakar N. Saidu, Jonathan Yisa, Labake A. Fadipe & Emmanuel O. Ogbadoyi · International Research Journal of Pure and Applied Chemistry · 2014

Aims: To investigate the antidiabetic activity of the root bark of Maytenus senegalensis ethnomedically used in Nupeland for the management of diabetes and isolate phytoconstiteunts responsible for the pharmacological activities. Study Design: Air-dried root bark Maytenus senegal...

Open access Research Article 10.9734/IRJPAC/2014/8616