AAF	aggregative adherence fimbria
AEEC	attaching and effacing Escherichia coli
aEPEC	“atypical” EPEC
AIEC	adherent-invasive Escherichia coli
C. difficile	Clostridium difficile
CNF	cytotoxic necrotizing factor
CpA	Clostridium perfringens type A
CpC	Clostridium perfringens type C
C. parvum	Cryptosporidium parvum
C. perfringens	Clostridium perfringens
C. suis	Cystoisospora suis
DAEC	diffusely adhering Escherichia coli
E. coli	Escherichia coli
E. durans	Enterococcus durans
E. hirae	Enterococcus hirae
EAEC	enteroadherent
EAggEC	enteroaggregative E. coli
EHEC	enterohemorrhagic E. coli
EIEC	enteroinvasive E. coli
EPEC	enteropathogenic E. coli
ETEC	enterotoxigenic E. coli
E. villorum	Enterococcus villorum
LT	heat-labile toxin
NGS	next generation sequencing
NNPD	new neonatal porcine diarrhoea
NPD	neonatal porcine diarrhoea
NTEC	necrotoxigenic E. coli
PCR	polymerase chain reaction
PEDV	porcine epidemic diarrhoea virus
RVA–J	rotavirus serotype A–J
S. ransomi	Strongyloides ransomi
ST	heat-stable toxins
STEC	Shiga toxin-producing E. coli
Stx	Shiga-like toxins
tEPEC	“true” or “typical” EPEC
TGEV	transmissible gastroenteritis virus
VTEC	verotoxin-producing E. coli
Vtx	verotoxins