Anti-microbial properties of the ethanolic extracts of Zingiber officinale (Ginger) on Escherichia,,coli and Pseudomonas Ereuginosa

The antimicrobial properties of various extract of Zingiber officinale (ginger) against- Escherichia coli and Pseudomonas aeruginosa that are common causes of gastrointestinal track infection were investigated using (he Agar and tube diffusion method. The result obtained revealed lhal eihorolic extract of ginger gave the widest, zone of inhibition against one out of the two test organisms at the con centra lion of 20mg/ml. However, Pseudomonas aeruginosa was. more sensitive to the extract, ft was also observed that the solvent of extraction and its varying concentrations affected the sensitivity of the.two test organisms to the plant extract, showing that ginger has antimicrobial activities on die test organisms due to its inhibitory .effect thus confirming its use in folk medicine.