GC-MS Analysis and Antibacterial Effects of Vernonia glaberrima n-Hexane Extracts alone and in Combination with Standard Antibiotics

The occurrence of drug resistant bacteria warrant investigation on herbal plants for effective antibacterial agents. Vernonia glaberrima leaf (VGL) and stem (VGS) hexane extracts were subjected to analysis by gas chromatography-mass spectrometry (GC-MS) and subsequently evaluated for antibacterial activity alone and in combination each with Sparfloxacin (SPX) and Ciprofloxacin (CPX) on selected bacteria including resistant species. GC-MS...