August 2008

Anti-malarial and repellent activities of Tithonia diversifolia (Hemsl.) leaf extracts

Extracts from the leaf of Tithonia diversifolia used in folk medicine for treatment of various ailments were tested for antimalaria and mosquito repellency properties in experimental animals and human volunteers, under the laboratory conditions. Comparison of the effectiveness of Chloroquine with the aqueous and methanolic extracts from the plant (T. diversifolia) showed that Chloroquine was 100%...

Author(s): Oyewole I. O. , Ibidapo, C. A. , Moronkola, D. O., Oduola, A. O., Adeoye G. O., Anyasor G. N. and Obansa J. A.     

August 2008

In vitro assessment of antioxidant activity of Newbouldia laevis

Poverty, drug resistance and other factors including increasing difficulty in the control of mosquitoes (the vector of the causative organism of malaria), have led to a growing interest in phytochemical research. The antioxidant activity ofNewbouldia laevis stem bark was investigated. Air dried stem bark of N. laeviswas powdered and extracted with 95% v/v methanol by maceration, and the extract...

Author(s): O. E. Ogunlana and O. O. Ogunlana    

August 2008

Anti-arthritic and antioxidant properties of the ethanolic stem bark extract of Newbouldia laevis (P. Beauv.) Seaman ex Bureau (Bignoniaceae)

Newbouldia laevis (fam. Bignoniaceae) is used in traditional medicine for the treatment of various conditions. The stem bark is used for pain, ulcer, arthritis, rheumatism and other inflammatory conditions. The purpose of this study is to pharmacologically validate the use of N. laevis stem...

Author(s): Eric Woode, George K. Ainooson, Eric Boakye-Gyasi, Charles Ansah, David D. Obiri, George A Koffour, Abraham Mensah and Mahama Duwiejua.    

August 2008

Evaluation of antibacterial activity of Pisidium guajava and Gongronema Latifolium

Pisidium guajava and Gongronema latifolium are local plants used traditionally in south-eastern Nigeria to treat ailments such as cough, loss of appetite, malaria and stomach disorders. In this study, aqueous and ethanolic leaf extracts of P. guajava and G. latifolium were screened for antibacterial activity against two clinically isolated organisms of the gastrointestinal...

Author(s): Nwinyi Obinna C., Chinedu Nwodo S. and Ajani Olayinka O.    

August 2008

Phytochemical composition and in vitro antimicrobial activity of Anogeissus leiocarpus on some common oral pathogens

An assessment of phytochemical composition and antimicrobial activity of aqueous and ethanolic extract of root and stem of Anogeissus leiocarpus against clinical isolates of Candida albicans, Streptococcus mutans and Staphylococcus saprophyticus was carried out. Saponins, tannins and alkaloids were highly concentrated in the stem and root, with the later containing a significantly...

Author(s): Adejumobi, J. A., Ogundiya, M. O., Kolapo, A. L and Okunade, M. B    

August 2008

Ethnobotany and phytopharmacopoea of the South-West ethnoecological region of Cameroon

This study highlight the use, commercialisation, cultivation, and conservation status of the major medicinal plants within the South-West and Littoral ethnoecological regions of Cameroon. The methodology was generally based on direct interview or discussion with the main stakeholder. More than 177 plants (lianas, trees, shrubs and herbs) belonging to 80 families are being used as medicine, several are sold as crude...

Author(s): T. Jiofack, C. Fokunang, V. Kemeuze, E. Fongnzossie, N. Tsabang, R. Nkuinkeu, P. M. Mapongmetsem and B. A. Nkongmeneck