Table 3 Prevalence of virulence and antimicrobial resistance genes in the retrieved strains (n = 71).

From: Prevalence, multidrug resistance patterns, virulence and antimicrobial resistance genes of emerging MDR Aeromonas hydrophila strains retrieved from subclinical bovine mastitis

Type of gene

Genes

No of positive isolates

%

Chi-square

P value

Virulence genes

aerA

71

100

63.924

< 0.0001

alt

38

53.5

ast

32

45.1

ser

21

29.6

act

19

26.8

hlyA

16

22.5

Antimicrobial resistance genes

blaTEM

71

100

10.45

0.06343 *NS

blaOXA−1

61

85.9

blaCTX−M

59

83.1

tetA

64

90.1

sul1

60

84.5

aadA1

38

53.5

  1. *NS = non-significant.