Investigation of antioxidant and antimicrobial activities of Euclea schimperi leaf extracts

Chemical and Biological Technologies in Agriculture

Table 5 Comparison of inhibition zone in mm among different crude extracts of Euclea schimperi leaves and positive controls against standard drug resistance Gram-positive and Gram-negative bacteria

Types of extracts or positive control	Types of bacteria strain
	Gram positive		Gram negative
	S. aurous	S. pneumoniae	P. aeruginosa	K. pneumoniae
Methanol extract	20.67 ± 1.53^a	0.00^a	17.00 ± 1.00^a	0.00^a
Chloroform	15.00 ± 1.00^b	0.00^a	14.33 ± 0.58^b	0.00^a
Erythromycin	23.00 ± 0.05	22.00 ± 0.20	–	–
Chloramphenicol	24.20 ± 0.30	23.00 ± 0.07	–	–
Gentamycin	–	–	14.00 ± 0.05	18.00 ± 0.35
Ciprofloxacin	–	–	30.30 ± 1.23	20.30 ± 0.89

S. pneumoniae, Streptococcus pneumoniae; S. aureus, Staphylococcus aureus; P. aeruginosa, Pseudomonas aeuroginosa; K. pneumonia, Klebsiella pneumonia
Values in the same column that are followed by a different letters (a, b) are significantly different p < 0.05 by paired t test