Effect of Withania somnifera Extracts on Some Selective Biochemical, Hematological, and Immunological Parameters in Guinea Pigs Experimental Infected with E. coli

Table 1

The antibacterial activity of (leaves and root) of W. somnifera against E. coli was determined by disc diffusion method.

	Zone of inhibition (in mm)
Extract	Leaves extract			Root extract
	50 mg/mL		100 mg/mL	50 mg/mL	100 mg/mL
	1	4 mm	6 mm	5 mm	11 mm
Aqueous	2	5 mm	5 mm	6 mm	10 mm
	3	5 mm	7 mm	5 mm	10 mm
	4	4 mm	5 mm	5 mm	9 mm
	1	5 mm	8 mm	8 mm	13 mm
Ethanol	2	6 mm	7 mm	6 mm	12 mm
	3	5 mm	8 mm	6 mm	12 mm
	4	6 mm	6 mm	8 mm	11 mm