M. A. Bisi-Johnson

Detection of Carbapenem Resistance in Salmonella Species from a Tertiary Hospital in Eastern Cape, South Africa

M. A. Bisi-Johnson & C. L. Obi · Microbiology Research Journal International · 2015

Aims: Broad-spectrum carbapenem group is the current therapy for strains of Enterobacteriaceae that express extended spectrum beta-lactamases (ESBLs). However, recent reports of therapeutic failures of carbapenems with strains that produce multiple β-lactamases are being document...

Open access Research Article 10.9734/BMRJ/2015/18586

Antibacterial Activity of the Bioactive Fractions of Cyathula uncinulata (Amaranthaceae)

M. A. Bisi-Johnson, C. L. Obi, T. Hattori, Y. Oshima, B. B. Samuel & J. N. Eloff · European Journal of Medicinal Plants · 2015

Cyathula uncinulata (Schrad.) Schinz is used in ethnomedicine in various parts of the world. This study isolated and characterized a bioactive compound from C. uncinulata based on its antibacterial activities. Separation of the bioactive compound from the ethyl acetate fractions...

Open access Research Article 10.9734/EJMP/2015/18649