January 2015

Antimicrobial, insecticidal, and antioxidant activity of essential oil and extracts of Guarea kunthiana A. Juss

The goal of this study was to assess the antimicrobial activity of the essential oil and aqueous, alcoholic, and ethyl acetate extracts of Guarea kunthiana A. Juss against ten Salmonella serotypes from poultry origin (Enteritidis, Infantis, Typhimurium, Heidelberg, Mbandaka, Give, Saintpaul, Ohio, Gallinarum, and Agona); the insecticidal potential of the oil and extracts against larvae and adults of Alphitobius...

Author(s): Jessica Angela Pandini, Fabiana Gisele da Silva Pinto, Mayara Camila Scur, Luís Francisco Angeli Alves and Claudecir Castilho Martins  

January 2015

Gas chromatography mass spectrometry (GC-MS) analysis of ethanolic extracts of kolanut (Cola nitida) (vent) and its toxicity studies in rats

In this study, gas chromatography-mass spectrometry (GC/MS) was used to analyse the isolated caffeine from kolanut and deternine the acute and chronic toxicity of the extract and the isolated caffeine. In chronic toxicity test, rats were divided into five groups (10 rats per group). Each rat was administered with normal saline (control group), crude kolanut extract (11.9 mg/kg), isolated caffeine (7.5 mg/kg), synthetic...

Author(s): Salahdeen, H. M., Omoaghe, A. O., Isehunwa, G. O., Murtala, B. A. and Alada, A. R. A.  

January 2015

Erectile dysfunction: Definition and materia medica of Bapedi traditional healers in Limpopo province, South Africa

Erectile dysfunction (ED) is a neurovascular event modulated by various factors impacting on the physiological functioning of the penile tissue. Interest in therapeutic substances of plant origin, used to treat ED, has progressively increased in the last decades. This ethnobotanical study on Bapedi aphrodisiacs was undertaken during 2010/2011 to document the floral diversity, species utilization, extract preparation and...

Author(s): Lourens Johannes Christoffel Erasmus, Marthienus Johannes Potgieter and Sebua Silas Semenya