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Table 3 Allele frequencies after ABZ treatment for T. circumcincta SNPs 167 and 198/200, and T. colubriformis SNP 198/200, and morphological identification

From: Quantification of resistant alleles in the β-tubulin gene of field strains of gastrointestinal nematodes and their relation with the faecal egg count reduction test

Farm % Egg reduction R/S classification T. colubriformis T. circumcincta % L3 species
% SNP200 % SNP198 % SNP200 % SNP198 % SNP167 Tc Tri Bu
1 91.4 Borderline 1.7 4.8 2.9 0 3 50 50 0
2 98.9 S 97.6 3 0 0 23.8 55 45 0
3 100 S 96 1.5 0 13.2 4.4 56 44 0
4 98.5 S 99.3 5.5 0 0 - 58 42 0
5 100 S 89.8 0 0 0 4.8 52 48 0
6 99.3 S 1.3 3 - - - 62 38 0
7 100 S 90.6 19 - - 0 47 47 6
10 100 S 97.2 4.8 - - 0 38 62 0
  1. Tc: T. circumcincta, Tri: Trichostrongylus spp and Bu: Bunostomun spp. -: Failed samples