TABLE 3.

Giardia duodenalis infection rates and genotypes in farm animals

Animal(s)Location(s)Total no. of samplesInfection rate (%)No. of samples genotypedNo. of samples with assemblage: Reference(s)
ABEOther(s)
CattleEurope56212611422 247
CattleBelgium83231.3101165431 (A + E) 91
CattleDenmark1,15043.614581334 (unknown) 149, 163
CattleItaly2412532 (A + B), 2 (A + E) 148
CattleItaly44 37
CattleItaly103033 30
CattlePortugal4679.0142111 173
CattleSpain37926.644 48
CattleSweden1717 154
CattleCanada14342.0603525 55
CattleCanada49533.942141 17
CattleCanada507a 49.014614 275
CattleCanada, Australia6457.816313 192
CattleUnited States541 176
CattleUnited States77 249
CattleUnited States40740.316425139 272
CattleUnited States45652.023731206 271
CattleUnited States588482 (A + E) 81
CattleUnited States990a 31.5312442662 (A + E) 231
CattleUnited States57135.720418186 273
CattleUnited States54126.61449135 270
CattleBrazil514 246
CattleJapan514 130
CattleTaiwan1073.7422 122
CattleVietnam33410.217116 94
CattleAustralia3131 26
CattleAustralia1616 214
CattleNew Zealand71540.615114 127
CattleNew Zealand1,19031.040355 294
CattleNew Zealand7246.6482622 152
CattleUganda25811c 1b 137
CattleUganda501055 104
YakSweden11 154
Water buffaloItaly5726.3826 40
Water buffaloItaly22 37
SheepBelgium13725.58242 (A + E) 95
SheepItaly3251.555 98
SheepItaly22 13
SheepNetherlands22 282
SheepNorway1,09526.842141 220
SheepSpain38642.075174 99
SheepSpain44619.212111 48
SheepSweden267163 (A + E) 154
SheepMexico1855.61414 66
SheepUnited States11 176
SheepUnited States6325.414113 232
SheepAustralia47711.15253611 (A + E) 298
SheepAustralia1,647d (500e)8.7d (44.0e)4611332 (unknown) 226
SheepAustralia28415.1433013 189
Sheep and goatEurope207352170 247
GoatBelgium14835.8286125 (A + E), 5 (unknown) 95
GoatNetherlands11 282
GoatSpain31542.23939 225
GoatSpain11619.811 48
GoatUganda5712.332b (3c) 137
PigEurope1402911091 (D) 247
PigDenmark1,23717.48210521 (D) 149, 163
PigItaly11 37
PigAustralia28931.15517351 (F), 2 (A + E) 20
AlpacaUnited States614.933 267
  • a Multiple samples were collected from each animal during a longitudinal study.

  • b At the gdh locus.

  • c At the tpi locus.

  • d Determined by microscopy.

  • e Determined by PCR.