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Erratum to: Parasitology Research
DOI 10.1007/s00436-014-4158-4
The original version of this paper contained a mistake in the presentation of Table 1. Below is the corrected table.
Table 1. Nematode counts of cattle administered saline (control) or IVM LAI at weekly intervals prior to turnout for grazing and resulting persistent efficacy (persistency interval [>90 % efficacy, p < 0.05] bold)
Parasite | Nematode counts and efficacy saline (control) | |||||||
IVM LAI Persistency, 42 days | IVM LAI Persistency, 49 days | IVM LAI Persistency, 56 days | ||||||
NI/NGa | Geo meanb (range) | NI/NG | Geo mean (range) % efficacyc | NI/NG | Geo mean (range) % efficacy | NI/NG | Geo mean (range) % efficacy | |
Dictyocaulus viviparus | 10/10 | 204.5 (2-989) | 0/10 | 0 | 0/10 | 0 | 0/10 | 0 |
100** | 100** | 100** | ||||||
Haemonchus contortus | 8/10 | 28.4 (0-200) | 0/10 | 0 | 0/10 | 0 | 1/10 | 0.4 (0-20) |
100** | 100** | 98.7** | ||||||
Ostertagia osterlagi/lyrata | 10/10 | 6,153.4 (1,716-11,024 | 2/10 | 2.3 (0-1,241) | 2/10 | 1.2 (0-342) | 5/10 | 7.4 (0-180) |
>99.9** | >99.9** | 99.9** | ||||||
Ostertagia leptospicularis | 10/10 | 407.7 (146-1,355) | 1/10 | 0.7 (0-219) | 4/10 | 3.7 (0-538) | 4/10 | 4.0(0-140) |
99.8** | 99.1** | 99.0** | ||||||
Ostertagia spp., inhibited larvae 4 | 10/10 | 7,201.1 (1,120-11,420) | 7/10 | 75.0 (0-14,360) | 10/10 | 205.7 (20-4,720) | 9/10 | 482.5 (0-5,620) |
99.0* | 97.1** | 93.3** | ||||||
Trichostrongylus axei | 10/10 | 2,751.3 (1,680-4,160) | 4/10 | 7.7 (0-640) | 9/10 | 91.4 (0-960) | 9/10 | 95.6 (0-680) |
99.7** | 96.7** | 96.5** | ||||||
Bunostomum phlebotomum | 6/10 | 10.5 (0-80) | 0/10 | 0 | 0/10 | 0 | 0/10 | 0 |
100** | 100** | 100** | ||||||
Cooperla oncophora/ surnabada | 10/10 | 14,893.7 (9,720-20,300) | 9/10 | 456.9 (0-22,740) | 10/10 | 3,156.7 (980-10,700) | 9/10 | 972.3 (0-18,920) |
96.9* | 78.8** | 93.5* | ||||||
Cooperla punctata | 10/10 | 5,557.1 (4,440-7,180) | 6/10 | 23.7 (0-1,640) | 10/10 | 149.4 (40-2,020) | 8/10 | 127.1 (0-3,600) |
99.6** | 97.7** | |||||||
Cooperia spp., inhibited larvae 4 | 10/10 | 4,554.6 (1,200-15,020) | 7/10 | 53.1 (0-4,420) | 10/10 | 730.4 (180-2,600) | 10/10 | 630.6 (40-4,500) |
98.8** | 84.0** | 86.2** | ||||||
Nematodirus helvetianus | 10/10 | 719.7 (190-2,680) | 10/10 | 771.6 (40-2,980) | 10/10 | 976.2 (360-3,100) | 10/10 | 397.4 (20-2,640) |
<0, ns | <0, ns | 44.8, ns | ||||||
Nematodirus spp., inhibited larvae 4 | 10/10 | 409.0 (80-1,380) | 5/10 | 11.7 (0-340) | 8/10 | 39.4 (0-640) | 5/10 | 14.6 (0-760) |
97.1* | 90.4, ns | 58.9, ns | ||||||
Trichostrongylus colubrifonnis | 6/10 | 35.5 (0-760) | 5/10 | 10.4 (0-640) | 7/10 | 15.6 (0-240) | 5/10 | 14.6 (0-760) |
70.8, ns | 56.2, ns | 58.9, ns | ||||||
Oesophagostomum radiatum | 10/10 | 98.0 (40-176) | 1/10 | 0.2 (0-4) | 0/10 | 0 | 0/10 | 0 |
99.8 | 100* | 100** | ||||||
Trichuris discolor | 9/10 | 25.0 (0-156) | 5/10 | 1.6 (0-12) | 6/10 | 3.0 (0-24) | 3/10 | 1.7 (0-32) |
93.6* | 88.2* | 93.4* | ||||||
Parasite | Nematode counts and efficacy Saline (control) | |||||||
IVM LAI Persistency, 63 days | IVM LAI Persistency, 70 days | IVM LAI Persistency, 77 days | ||||||
NI/NGa | Geo meanb (range) | NI/NG | Geo mean (range) %efficacyc | NI/NG | Geo mean (range) %efficacy | NI/NG | Geo mean (range) %efficacy | |
Dictyocaulus viviparus | 10/10 | 204.5 (2-989) | 0/10 | 0 | 0/10 | 0 | 0/10 | 0 |
100** | 100** | 100** | ||||||
Haemonchus contorbus | 8/10 | 28.4 (0-200) | 0/10 | 0 | 0/10 | 0 | 3/10 | 0.4 (0-40) |
100** | 100** | 98.6** | ||||||
Ostertagia ostertagi/lyrata | 10/10 | 6,153.4 (1,716-11,024) | 6/10 | 8.6 (0-408) | 8/10 | 45.2 (0-1,144) | 9/10 | 311.9 (0-3,175) |
99.9* | 99.3* | 94.9* | ||||||
Ostertagia leptospicularis | 10/10 | 407.7 (146-1,355) | 4/10 | 3.6 (0-612) | 9/10 | 57.3 (0-587) | 10/10 | 299.2 (7-960) |
99.1** | 85.9* | |||||||
Ostertagia spp., inhibited larvae 4 | 10/10 | 7,201.1 (1,120-11,420) | 10/10 | 1,806.2 (240-21,940) | 10/10 | 4,447.4 (220-16,860) | 10/10 | 6,661.0 (80-22,680) |
74.9** | 38.2, ns | 7.5, ns | ||||||
Trichostrongylus axei | 10/10 | 2,751.3 (1,680-4,160) | 10/10 | 587.9 (100-2,800) | 10/10 | 1,476.6 (460-4,660) | 10/10 | 2,157.5(640-7,280) |
78.6** | 46.3* | 21.6, ns | ||||||
Bunostomum phlebotomum | 6/10 | 10.5 (0-80) | 0/10 | 0 | 0/10 | 0 | 0/10 | 0 |
100** | 100** | 100** | ||||||
Cooperia onchophara/surnabada | 10/10 | 14,893.7 (9,720-20,300) | 10/10 | 3,832.7 (1,220-16,720) | 10/10 | 11,673.3 (3,580-27,020) | 10/10 | 8,076.0 (820-21,400) |
74.3** | 45.8, ns | |||||||
Cooperia punctata | 10/10 | 5,557.1 (4,440-7,180) | 7/10 | 1,097.5 (500-3,300) | 10/10 | 1,836.4 (200-5,100) | 10/10 | 2,377.2 (220-6,300) |
80.3** | 67.0** | 57.2** | ||||||
Cooperia spp., inhibited larvae 4 | 10/10 | 4,554.6 (1,200-15,020) | 10/10 | 1,347.1 (40-7,460) | 10/10 | 1,602.8 (960-3,160) | 9/10 | 1,865.7 (0-14,760) |
70.4* | 64.8** | 59.0, ns | ||||||
Nematodirus helvetianus | 10/10 | 719.7 (130-2,680) | 10/10 | 448.4 (20-1,620) | 10/10 | 818.6 (20-4,100) | 9/10 | 252.1 (0-2,240) |
37.7, ns | <0, ns | 65.0, ns | ||||||
Nematodirus spp., inhibited larvae 4 | 10/10 | 409.0 (80-1,380) | 8/10 | 93.3 (0-760) | 10/10 | 142.4 (40-660) | 9/10 | 134.6 (0-620) |
77.2, ns | 65.2, ns | 67.1, ns | ||||||
Trichostrongylus colubriformis | 6/10 | 35.5 (0-760) | 8/10 | 58.6 (0-620) | 6/10 | 22.1 (0-680) | 8/10 | 32.2 (0-820) |
<0, ns | 37.9 | 9.5, ns | ||||||
Oesophagostomum radiatum | 10/10 | 98.0 (40-176) | 0/10 | 0 | 3/10 | 0.8 (0-8) | 7/10 | 6.5 (0-60) |
100** | 99.2** | 93.3** | ||||||
Trichuris discolor | 9/10 | 25.0 (0-156) | 9/10 | 20.2 (0-80) | 8/10 | 10.4 (0-104) | 9/10 | 12.7 (0-108) |
19.4, ns | 58.6, ns | 49.2, ns |
ns not significant at α =0.05
*p <0.05; **p <0.01; probability from Wilcoxon rank sum test adjusted using Holm method for multiplicity adjustment
aNumber of cattle infected/number of cattle in group
bGeometric mean count (based on transformation to ln[count +1])
c%Efficacy =100x (Geo mean control − geo mean IVM LAI/Geo Mean Control)
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The online version of the original article can be found at http://dx.doi.org/10.1007/s00436-014-4158-4.
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Rehbein, S., Knaus, M., Visser, M. et al. Erratum to: Activity of ivermectin long-acting injectable (IVOMEC® GOLD) in first-season grazing cattle exposed to natural challenge conditions in Germany. Parasitol Res 114, 343–345 (2015). https://doi.org/10.1007/s00436-014-4184-2
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DOI: https://doi.org/10.1007/s00436-014-4184-2