Isolation and Identification of Infection-Causing Bacteria in Dairy Animals and Determination of Their Antibiogram

Table 2

Antibiotics sensitivity of Gram-negative bacterial isolates from teat milk samples, drinking water samples, and fecal swabs isolates from cattle’s and buffaloes.

Antimicrobial	E. coli (n = 88)			Salmonella spp. (n = 32)			Shigella spp. (n = 44)
	R (%)	I (%)	S (%)	R (%)	I (%)	S (%)	R (%)	I (%)	S (%)
AMC	50 (56.8)	32 (37.5)	24 (27.2)	1 (3.1)	1 (3.1)	1 (3.1)	16 (36.3)	11 (25)	8 (18.1)
AMX	15 (22.7)	12 (13.6)	21 (23.8)	16 (50)	1 (3.1)	1 (3.1)	8 (18.1)	8 (18.1)	5 (11.3)
AUG	22 (25)	9 (10.2)	46 (52.2)	0 (0)	1 (3.1)	1 (3.1)	0 (0)	6 (13.6)	11 (25)
CTX	17 (19.3)	5 (5.6)	36 (40.9)	2 (6.2)	1 (3.1)	2 (6.2)	9 (20.4)	4 (9.0)	17 (38.6)
CAZ	15 (17)	2 (2.7)	26 (29.5)	1 (3.1)	1 (3.1)	2 (6.2)	10 (22.7)	6 (13.6)	11 (25)
CXM	19 (21.5)	11 (12.5)	29 (32.9)	1 (3.1)	1 (3.1)	2 (6.2)	9 (20.4)	10 (22.7)	7 (15.9)
CPX	23 (26.1)	2 (2.7)	14 (15.9)	0 (0 )	1 (3.1)	2 (6 .2)	0 (0)	10 (22.7)	5 (11.3)
CP	15 (17)	13 (14.7)	13 (14.7)	3 (9.3)	1 (3.1)	2 (6.2)	10 (22.7)	7 (15.9)	11 (25)
TE	12 (13.6)	6 (6.8)	19 (21.5)	1 (3.1)	2 (6.2)	1 (3.1)	8 (18.1)	8 (18.1)	10 (22.7)
GEN	13 (14.7)	3 (3.4)	11 (12.5)	1 (3.1)	2 (6.2)	1 (3.1)	6 (13.6)	4 (9.0)	7 (15.9)
STR	12 (13.6)	2 (2.7)	20 (22.7)	0 (0 )	2 (6.2)	1 (3.1)	4 (9.0)	9 (20.4)	11 (25)
ERY	12 (13.6)	2 (2.7)	13 (14.7)	1 (3.1)	2 (6.2)	1 (3.1)	6 (13.6)	9 (20.4)	12 (27.2)
CHL	12 (13.6)	2 (2.7)	27 (30.6)	1 (3.1)	1 (3.1)	1 (3.1)	4 (9.0)	4 (9.0)	12 (27.2)
NIT	11 (12.5)	8 (9 )	17 (19.3)	1 (3.1)	1 (3.1)	1 (3.1)	8 (18.1)	5 (11.3)	11 (25)
STX	14 (5.9)	5 (5.6)	20 (22.7)	1 (3.1)	2 (6.2)	1 (3.1)	0 (0)	4 (9.0)	11 (25)

AMC, ampicillin; AMX, amoxicillin; AUG, augmentin; CTX, cefotaxime; CAZ, ceftazidime; CXM, cefuroxime; CPX, ciprofloxacin; CP, cefpodoxime; TE, tetracycline; GEN, gentamicin; STR, streptomycin; ERY, erythromycin; CHL, chloramphenicol; NIT, nitrofurantoin; STX, cotrimoxazole.