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Table 2 Patterns of virulence genes and antibiotic resistance in S. Enteritidis isolatesa

From: Prevalence, virulence factor and antimicrobial resistance analysis of Salmonella Enteritidis from poultry and egg samples in Iran

  Number of virulence genes/ antibiotics Number (%) in all S. Enteritidis isolates Number (%) in S. Enteritidis isolates from poultry Number (%) in S. Enteritidis isolates from eggs
Virulence gene patterns
invA, msgA, pagC, spaN, tolC, lpfC, cdtB 7 1 (1.6) 1 (1.9) 0 (0.0)
invA, msgA, pagC, spaN, tolC, lpfC,spvC 7 20 (31.7) 18 (34.6) 2 (18.2)
invA, msgA, pagC, spaN, tolC, cdtB 6 1 (1.6) 1 (1.9) 0 (0.0)
invA, msgA, pagC, spaN, tolC, lpfC 6 16 (25.4) 14 (26.9) 2 (18.2)
invA, msgA, spaN, tolC, lpfC,spvC 6 11 (17.5) 7 (13.5) 4 (36.4)
invA, msgA, pagC, cdtB 4 1 (1.6) 1 (1.9) 0 (0.0)
invA, msgA, pagC 3 8 (12.7) 8 (0.0) 0 (0.0)
invA, msgA, cdtB 3 1 (1.6) 1 (1.9) 0 (0.0)
invA, msgA, spvC 3 1 (1.6) 0 (0.0) 1 (9.1)
invA, msgA 2 3 (4.8) 1 (1.9) 2 (18.2)
- 0 0 (0.0) 0 (0.0) 0 (0.0)
Antibiotic resistance patterns
 NAL, KAN, CST, SXT, CEF 5 1 (1.6) 1 (1.9) 0 (0.0)
 NAL, KAN, CST, CEF, CAZ 5 6 (9.5) 5 (9.6) 1 (9.1)
 NAL, KAN, CST, SXT 4 6 (9.5) 6 (11.5) 0 (0.0)
 NAL, KAN, CST, CAZ 4 1 (1.6) 0 (0.0) 1 (9.1)
 NAL, CST, SXT, CEF 4 1 (1.6) 1 (1.9) 0 (0.0)
 NAL, KAN, SXT 3 1 (1.6) 1 (1.9) 0 (0.0)
 KAN, SXT, CEF 3 1 (1.6) 1 (1.9) 0 (0.0)
 NAL, SXT 2 1 (1.6) 1 (1.9) 0 (0.0)
 SXT, CEF 2 2 (3.2) 1 (1.9) 1 (9.1)
 NAL 1 38 (60.3) 31 (59.6) 7 (63.6)
 CEF 1 1 (1.6) 0 (0.0) 1 (9.1)
 - 0 4 (6.3) 4 (7.7) 0 (0.0)
  1. aValues are shown as number (%)