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Table 1 Main characteristics of bacterial strains used

From: Antimicrobial activity of a selection of organic acids, their salts and essential oils against swine enteropathogenic bacteria

Escherichia coli

Virotype

Antibiotic resistance profile

EC 60 a

STb

CEF, LIN

EC 61 a

STb

LIN

EC 67 a

F18, STa, STb, EAST1

LIN, ENR, SUL

EC 96 a

STb

AML, CEF, LIN, SUL

EC 107 a

AML, CEF, LIN, SUL, DOX

EC 115 a

F18, EAST1

AML, LIN, SUL

Salmonella spp.

Serotype/Phagotype

Antibiotic resistance profile

SP 11 a

Typhimurium/DT 104

AML, SPC, LIN, SUL, FFC

SP 28 a

London

LIN, SUL

CECT 443

Typhimurium

LIN

CECT 700

Infantis

AML, CEF, LIN, SUL, DOX

CECT 915

Choleraesuis

LIN

CECT 4300

Enteriditis

LIN, SUL

Clostridium perfringens

Toxigenic type

Antibiotic resistance profile

CP 3 a

Type A (alpha toxin)

CEF, LIN, ENR, SUL

CP 34 a

Type A (alpha toxin)

SUL

CP 52 a

Type A (alpha toxin)

LIN, ENR, SUL

CP 89 a

Type A (alpha toxin)

Not detected

CP 99 a

Type A (alpha toxin)

LIN, SUL

CP H a

Type A (alpha toxin)

SUL

  1. AML amoxicillina, SPC spectinomycin, ENR enrofloxacin, SUL sulphanomides, DOX doxycycline, CEF cephalotin, LIN lincomycin, FFC florfenicol
  2. Field isolates recovered from faecal samples collected from swine farms in Spain