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Sánchez-Sánchez R, Gutiérrez J, Blasco-Castello JL, Marcos-Santamaría M, Cano-Alsua S, Elvira L, Ferre I, Ortega-Mora LM. A questionnaire-based survey in Spain provides relevant information to improve the control of ovine coccidiosis. Front Vet Sci 2023; 10:1326431. [PMID: 38125679 PMCID: PMC10730930 DOI: 10.3389/fvets.2023.1326431] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/23/2023] [Accepted: 11/22/2023] [Indexed: 12/23/2023] Open
Abstract
Ovine coccidiosis is a widespread intestinal parasitic disease caused by Eimeria spp. Lambs are infected by the ingestion of sporulated oocysts, experiencing diarrhea and low growth rates. Control should be based on measures to reduce infection pressure and stress on the animals as well as on appropriate diagnosis and strategic treatment. To obtain information on how control measures are implemented in the ovine sector in Spain, a questionnaire-based survey was completed in 2022 by 154 veterinarians and 173 farmers working in this sector. Coccidiosis was highlighted as a relevant disease by 34% of the respondents. The period of greatest risk seemed to differ between production systems, being mainly early after weaning (7-15 days after weaning) in meat flocks and feedlots and later (1-2 months after weaning) in dairy flocks. The absence of cleaning and disinfection measures was identified as a risk factor by 51% of the veterinarians, with 22% mentioning overcrowding of animals and 22% indicating that coccidiosis has more incidence in flocks with large number of animals. The use of laboratory diagnosis methods (fecal oocyst count) was unusual in 70 and 84% of the veterinarians and farmers, respectively. Regarding control, dairy flocks usually housed a larger number of animals under intensive conditions, and they implemented more frequently control measures for coccidiosis than meat flocks. Anticoccidial drugs were used in 79% of the flocks, and in 74-82% of them, they were applied based on clinical criteria. Comparing protocols for anticoccidial treatment among different production systems, in meat flocks, anticoccidial drugs were applied more frequently when clinical signs were observed, and coccidiostats were used for less than 28 days compared to dairy flocks. These results highlight the need for improvement in the use of anticoccidial treatments adjusted to the new regulatory framework in the EU, which in turn will rationalize the use of antimicrobial compounds and may help to mitigate the impact of coccidiosis in flocks.
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Affiliation(s)
- Roberto Sánchez-Sánchez
- SALUVET, Animal Health Department, Faculty of Veterinary Sciences, Complutense University of Madrid, Madrid, Spain
| | - Jorge Gutiérrez
- MSD Animal Health, Polígono Industrial El Montalvo, C/Zeppelin, Salamanca, Spain
| | | | | | - Santiago Cano-Alsua
- Computing Services, Research Support Center, Complutense University of Madrid, Madrid, Spain
| | - Laura Elvira
- MSD Animal Health, Polígono Industrial El Montalvo, C/Zeppelin, Salamanca, Spain
| | - Ignacio Ferre
- SALUVET, Animal Health Department, Faculty of Veterinary Sciences, Complutense University of Madrid, Madrid, Spain
| | - Luis Miguel Ortega-Mora
- SALUVET, Animal Health Department, Faculty of Veterinary Sciences, Complutense University of Madrid, Madrid, Spain
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Cai W, Cheng C, Feng Q, Ma Y, Hua E, Jiang S, Hou Z, Liu D, Yang A, Cheng D, Xu J, Tao J. Prevalence and risk factors associated with gastrointestinal parasites in goats ( Capra hircus) and sheep ( Ovis aries) from three provinces of China. Front Microbiol 2023; 14:1287835. [PMID: 38098673 PMCID: PMC10719946 DOI: 10.3389/fmicb.2023.1287835] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/02/2023] [Accepted: 11/16/2023] [Indexed: 12/17/2023] Open
Abstract
Gastrointestinal (GI) parasites in small ruminants, especially goats and sheep, have caused significant socio-economic and public health challenges worldwide. The aim of the present study was to investigate the diversity and prevalence of GI parasites in goats and sheep in Jiangsu, Shaanxi and Hunan provinces of China, and to assess whether the age of animals, sampling season and feeding mode influence the distribution and infection of GI parasites. A total of 1,081 fecal samples collected from goats (n = 835) and sheep (n = 246) were detected by saturated saline flotation technique and nylon sifter elutriation and sieving method for eggs/oocysts, respectively. Based on the morphological observation of eggs and oocysts, one tapeworm, five nematodes, three trematodes and nineteen coccidia were identified, of which seven helminths belong to zoonotic parasites. The infection rate of parasites was 83.4% (902/1081) in total samples, 91.6% (765/835) in goats, and 55.7% (137/246) in sheep. The infection rate of coccidia was 71.0% (767/1081), and that of helminths was 56.2% (607/1081). The dominant species was E. alijeri (67.3%, 562/835) in goats, E. parva (30.1%, 74/246) in sheep. The highest prevalent helminths were Trichostrongylidae spp. in goats (58.3%, 487/835), and Moniezia spp. in sheep (22.76%, 56/246). Of 902 positive samples, 825 (91.5%, 825/902) contained multiple (2-10) parasites. The feeding mode, sampling season and regions were relevant risk factors which have significant influence on the occurrence of GI parasites in goats and sheep. The risk coefficient of parasite infection in autumn was 2.49 times higher than spring (Odds ratio = 2.49, 95% CI = 1.51-4.09, p < 0.001). Compared to raising on the high beds, the goats and sheep raising on the ground had the higher risk of parasite infection (OR = 3.91, 95% CI = 2.07-7.40, p < 0.001). The risk coefficient of parasite infection in Shaanxi and Hunan was 3.78 and 1.25 times higher than that in Jiangsu (OR = 3.78, 95% CI = 2.01-7.12, p < 0.001; OR = 1.25, 95% CI = 1.21-1.29, p < 0.001). These data are significant for the development of prevention strategies to minimise economic losses from small ruminant production and to reduce the risk of water and food infecting humans as vectors of zoonotic parasitic diseases.
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Affiliation(s)
- Weimin Cai
- Jiangsu Co-innovation Center for Prevention and Control of Important Animal Infectious Diseases and Zoonoses, College of Veterinary Medicine, Yangzhou University, Yangzhou, China
| | - Cheng Cheng
- Jiangsu Co-innovation Center for Prevention and Control of Important Animal Infectious Diseases and Zoonoses, College of Veterinary Medicine, Yangzhou University, Yangzhou, China
| | - Qianqian Feng
- Jiangsu Co-innovation Center for Prevention and Control of Important Animal Infectious Diseases and Zoonoses, College of Veterinary Medicine, Yangzhou University, Yangzhou, China
| | - Yifei Ma
- Rudong Animal Disease Control Center, Nantong, China
| | - Enyu Hua
- Changshu Animal Disease Control Center, Suzhou, China
| | - Shimin Jiang
- Zhangjiajie Yongding District Animal Husbandry and Fishery Affairs Center, Zhangjiajie, China
| | - Zhaofeng Hou
- Jiangsu Co-innovation Center for Prevention and Control of Important Animal Infectious Diseases and Zoonoses, College of Veterinary Medicine, Yangzhou University, Yangzhou, China
| | - Dandan Liu
- Jiangsu Co-innovation Center for Prevention and Control of Important Animal Infectious Diseases and Zoonoses, College of Veterinary Medicine, Yangzhou University, Yangzhou, China
| | - Anlong Yang
- Yangzhou Municipal Bureau of Agriculture and Rural Affairs, Yangzhou, China
| | - Darong Cheng
- Jiangsu Co-innovation Center for Prevention and Control of Important Animal Infectious Diseases and Zoonoses, College of Veterinary Medicine, Yangzhou University, Yangzhou, China
| | - Jinjun Xu
- Jiangsu Co-innovation Center for Prevention and Control of Important Animal Infectious Diseases and Zoonoses, College of Veterinary Medicine, Yangzhou University, Yangzhou, China
| | - Jianping Tao
- Jiangsu Co-innovation Center for Prevention and Control of Important Animal Infectious Diseases and Zoonoses, College of Veterinary Medicine, Yangzhou University, Yangzhou, China
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Ragen DL, Butler MR, Boles JA, Layton WA, Craig TM, Hatfield PG. Evaluating the effects of finishing diet and feeding location on sheep performance, carcass characteristics, and internal parasites. JOURNAL OF ANIMAL SCIENCE AND TECHNOLOGY 2021; 63:545-562. [PMID: 34189504 PMCID: PMC8203997 DOI: 10.5187/jast.2021.e42] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Subscribe] [Scholar Register] [Received: 01/17/2021] [Revised: 01/26/2021] [Accepted: 02/01/2021] [Indexed: 12/03/2022]
Abstract
A 3 yr experiment was conducted to evaluate the influence of diet and feeding
location on animal performance, carcass characteristics, whole blood counts, and
internal parasite burden of lambs assigned to 1 of 4 treatments: 1) confinement
fed 71% alfalfa, 18% barley pellet, 5% molasses, 0.013% Bovatec, 6.1%
vitamin/mineral package diet (CALF), 2) confinement fed 60% barley, 26% alfalfa
pellet, 4% molasses, 2.5% soybean-hi pro, 0.016% Bovatec, 7.4% vitamin/mineral
package diet (CBAR), 3) field fed 71% alfalfa, 18% barley pellet, 5% molasses,
0.013% Bovatec, 6.1% vitamin/mineral package diet (FALF), and 4) field fed 60%
barley, 26% alfalfa pellet, 4% molasses, 2.5% soybean-hi pro, 0.016% Bovatec,
7.4% vitamin/mineral package diet (FBAR). A year × location interaction
was detected for ending body weight (BW), average daily gain (ADG), and dry
matter intake (DMI); therefore results are presented by year. In all years, cost
of gain and DMI were greater for CALF and FALF than for CBAR and FBAR feed
treatments (p ≤ 0.03). In yr 2 and 3 field treatments
had greater ending BW and ADG than confinement treatments. For all years, diet
did not affect ending BW or ADG. In yr 1 dressing percent and rib eye area were
greater for field finished lambs than confinement finished (p
≤ 0.02) and Warner-Bratzler shear force was greater for CALF and FALF
(p = 0.03). In yr 2 lambs in FALF and FBAR treatments had
greater leg scores and conformation than CALF and CBAR (p =
0.09). In yr 1, FALF had a greater small intestine total worm count than all
other treatments. In yr 1, ending Trichostrongyle type egg counts were greater
for FALF (p = 0.05). In yr 2, ending Nematodirus spp. egg
counts were greater for FALF and lowest for CBAR (p <
0.01). Abomasum Teladorsagia circumcinta worm burden was greater in CALF than
all other treatments (p = 0.07) in yr 2. While field finishing
lambs with a grain- or forage-based diet we conclude that it is possible to
produce a quality lamb product without adverse effects to animal performance,
carcass quality or increasing parasite burdens.
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Affiliation(s)
- Devon L Ragen
- Department of Animal and Range Sciences, Montana State University, Bozeman, MT 59717, USA
| | - Molly R Butler
- Department of Animal and Range Sciences, Montana State University, Bozeman, MT 59717, USA
| | - Jane A Boles
- Department of Animal and Range Sciences, Montana State University, Bozeman, MT 59717, USA
| | | | - Thomas M Craig
- Department of Veterinary Pathobiology, Texas A&M University, College Station, TX 77843, USA
| | - Patrick G Hatfield
- Department of Animal and Range Sciences, Montana State University, Bozeman, MT 59717, USA
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Effect of toltrazuril at single dose against Eimeria spp. in lambs kept at pasture in condition favorable to coccidiosis. Small Rumin Res 2020. [DOI: 10.1016/j.smallrumres.2020.106211] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
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Silva LMR, Carrau T, Vila-Viçosa MJM, Musella V, Rinaldi L, Failing K, Cortes HCE, Taubert A, Hermosilla C. Analysis of potential risk factors of caprine coccidiosis. VETERINARY PARASITOLOGY- REGIONAL STUDIES AND REPORTS 2020; 22:100458. [PMID: 33308721 DOI: 10.1016/j.vprsr.2020.100458] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/26/2019] [Revised: 07/21/2020] [Accepted: 08/26/2020] [Indexed: 12/13/2022]
Abstract
Caprine coccidiosis represents a major concern in goat industry worldwide causing high economic losses, mainly due to poor weight gains, treatment costs and even death of kids. Therefore, analyses on risk factors involved in the establishment and outcome of this disease are important to improve infection status and herd management. In Portugal, approximately 400,000 goats are reared every year. The majority of them are allocated in the southern part of the country. In the current study, a representative number of animals (382 goats) and herds (37 herds) from Alentejo were monitored. Faecal samples from five young and five adult goats of each farm were collected rectally and examined individually by using the modified McMaster technique for oocyst counts (oocyst per gram of faeces - OPG). Additionally, a questionnaire on the husbandry conditions and anti-parasitic treatments was performed. Overall, a prevalence of Eimeria infections of 99% and 100% was detected on animal and herd level, respectively. Eimeria arloingi and E. ninakohlyakimovae as the two most pathogenic caprine species also constituted the most prevalent ones (34.91% and 29.90%, respectively), both in the young and the adult goat groups. As expected, OPG vales were significantly higher (p = 0.031) in young than in adult goats. Furthermore, risk factor analyses revealed young age, higher total number of animals on the farm and outdoor kidding as strongly associated with a higher risk of caprine coccidiosis. Overall, the high prevalence of pathogenic Eimeria species on Portuguese goat farms in combination with the occurrence of related risk factors strengthen the importance of coccidiosis control in caprine industry.
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Affiliation(s)
- L M R Silva
- Institute of Parasitology, Faculty of Veterinary Medicine, Justus Liebig University Giessen, Germany; Laboratório de Parasitologia Victor Caeiro, MED - Mediteranean Institute for Agriculture, Environment and Development, University of Evora, Portugal.
| | - T Carrau
- Department of Bioresources, Fraunhofer Institute for Molecular Biology and Applied Ecology, Ohlebergsweg 12, Giessen 35392, Germany
| | - M J M Vila-Viçosa
- Laboratório de Parasitologia Victor Caeiro, MED - Mediteranean Institute for Agriculture, Environment and Development, University of Evora, Portugal
| | - V Musella
- Department of Health Sciences, University of Catanzaro Magna Graecia, Viale Europa, Catanzaro 88100, Italy
| | - L Rinaldi
- Department of Veterinary Medicine and Animal Production, University of Naples Federico II, Via Delpino 1, Naples 80137, Italy
| | - K Failing
- Unit for Biomathematics and Data Processing, Justus Liebig University Giessen, Germany
| | - H C E Cortes
- Laboratório de Parasitologia Victor Caeiro, MED - Mediteranean Institute for Agriculture, Environment and Development, University of Evora, Portugal
| | - A Taubert
- Institute of Parasitology, Faculty of Veterinary Medicine, Justus Liebig University Giessen, Germany
| | - C Hermosilla
- Institute of Parasitology, Faculty of Veterinary Medicine, Justus Liebig University Giessen, Germany
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Associated risk factors influencing ovine Eimeria infections in southern Spain. Vet Parasitol 2018; 263:54-58. [DOI: 10.1016/j.vetpar.2018.10.004] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/27/2018] [Revised: 10/03/2018] [Accepted: 10/04/2018] [Indexed: 11/24/2022]
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de Souza Rodrigues F, Cezar AS, de Menezes FR, Sangioni LA, Vogel FSF, de Avila Botton S. Efficacy and economic analysis of two treatment regimens using toltrazuril in lambs naturally infected with Eimeria spp. on pasture. Parasitol Res 2017; 116:2911-2919. [DOI: 10.1007/s00436-017-5597-5] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/03/2017] [Accepted: 08/17/2017] [Indexed: 11/25/2022]
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8
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Cai KZ, Wang FH, Wang KY, Liu JL, Wang BB, Xu Q, Xue YJ, Wang F, Zhang C, Fang WX, Cai B, Liu YQ, Cao X, Ma ZR. In vitro predatory activity of Arthrobotrys oligospora and after passing through gastrointestinal tract of small ruminants on infective larvae of trichostrongylides. Exp Parasitol 2017; 177:104-111. [DOI: 10.1016/j.exppara.2017.04.008] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/25/2016] [Revised: 02/13/2017] [Accepted: 04/23/2017] [Indexed: 11/28/2022]
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Souza LEBD, Cruz JFD, Teixeira Neto MR, Albuquerque GR, Melo ADB, Tapia DMT. Epidemiology of Eimeria infections in sheep raised extensively in a semiarid region of Brazil. REVISTA BRASILEIRA DE PARASITOLOGIA VETERINARIA 2015; 24:410-5. [DOI: 10.1590/s1984-29612015070] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/18/2015] [Accepted: 09/14/2015] [Indexed: 11/22/2022]
Abstract
Abstract The aim of this study was to identify and determine the prevalence of Eimeria species affecting sheep raised extensively in a semiarid region of Brazil. Fecal samples of native sheep were collected during the rainy and dry seasons. The degree of infection was determined by counting oocysts per gram (OPG) of feces, and the morphometric method was used for species identification. Oocysts were found in all the properties assessed, in which 68.3% of the animals were infected. The prevalence of oocysts was influenced by the season and animal category (P<0.05). It was higher during the rainy season than the dry season (80.2% vs. 55.8%) and highest in young animals than the adults animals (68.2% vs. 39.6%). The OPG was lower during the dry season (1,269 ± 312 vs. 4,400 ± 1,122). Ten species were found; of these, E. ovinoidalis, E. granulosa, E. faurei, and E. crandallis were the most frequent. E. ovinoidalis and E. crandallis were found in all properties, with their prevalences being 19.4% and 13.6% respectively. The high prevalence of pathogenic species shows that eimeriosis is a risk for animals raised extensively in the semiarid region.
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Cai KZ, Liu JL, Liu W, Wang BB, Xu Q, Sun LJ, Chen MY, Zhao MW, Wu JY, Li XS, Yang J, Wei S, Chen CR, Ma ZR, Xu CL, Wang F, Hu QL, Fang WX, Zheng TH, Wang YY, Zhu WL, Li D, Li Q, Zhang C, Cai B, Wang F, Yang ZY, Liu YQ. Screening of different sample types associated with sheep and cattle for the presence of nematophagous fungi in China. J Basic Microbiol 2015; 56:214-28. [DOI: 10.1002/jobm.201500281] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/04/2015] [Accepted: 08/19/2015] [Indexed: 11/11/2022]
Affiliation(s)
- Kui-Zheng Cai
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Jun-Lin Liu
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Wei Liu
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Bo-Bo Wang
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Qiang Xu
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Long-Jie Sun
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Ming-Yue Chen
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Ming-Wang Zhao
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Jia-Yan Wu
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Xiao-Shan Li
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Jing Yang
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Shuan Wei
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Chun-Rong Chen
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Zhong-Ren Ma
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Chun-Lan Xu
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Feng Wang
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Qian-Lin Hu
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Wen-Xiu Fang
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Tian-Hui Zheng
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Yue-Ying Wang
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Wen-Long Zhu
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Dan Li
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Qing Li
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Chao Zhang
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Bing Cai
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Fan Wang
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Zai-Yun Yang
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
| | - Yan-Qiu Liu
- College of Life Science and Engineering; Northwest University for Nationalities; Lanzhou China
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Ratanapob N, Arunvipas P, Kasemsuwan S, Phimpraphai W, Panneum S. Prevalence and risk factors for intestinal parasite infection in goats raised in Nakhon Pathom Province, Thailand. Trop Anim Health Prod 2011; 44:741-5. [PMID: 21833677 DOI: 10.1007/s11250-011-9954-6] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 08/03/2011] [Indexed: 11/28/2022]
Abstract
The objectives of this study were to determine the prevalence and risk factors for intestinal parasite infection in goats raised in Nakhon Pathom Province. Fecal samples from 190 goats in 12 herds were collected per rectum. Questionnaires focusing on the general information about the farm and farmers, and management practices on farms were completed. Modified McMaster counting technique was performed to detect eggs of intestinal parasites. Each egg found was classified into three groups of parasites based on its characteristics. Individual and herd prevalence were calculated. Multiple logistic regressions were performed to analyze risk factors of infection. Herd prevalence of intestinal parasite infection was 100%, while individual prevalence was 79.47%. Strongyle group was the most common intestinal parasite found in this study. Moniezia spp. (8/190) and Trichuris spp. (1/190) were also found. The average number of eggs found was 1,176 eggs per gram of feces. Risk factors for intestinal parasite infection were housing system, deworming interval, and type of goat in herd. Goats housed in groups had higher infection rates compared with goats housed individually (odds ratio (OR) = 6.34; P value = 0.009). Goats in herds in which anthelmintic drugs were administered in intervals of greater than 3 months were more likely to become infected with intestinal parasites (OR = 33.07; P value <0.001). Goats in herds that kept only dairy goats were less likely to become infected than herd that kept only meat goats or kept both dairy and meat goats (OR = 46.20 and 8.75; P value <0.001 and 0.011, respectively).
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Affiliation(s)
- Niorn Ratanapob
- Department of Large Animal and Wildlife Clinical Science, Faculty of Veterinary Medicine, Kasetsart University, Kamphaeng Saen Campus, Kamphaeng Saen, Nakhon Pathom, Thailand 73140
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Wang C, Xiao J, Chen A, Chen J, Wang Y, Gao J, Zhu X. Prevalence of coccidial infection in sheep and goats in northeastern China. Vet Parasitol 2010; 174:213-7. [PMID: 20850926 DOI: 10.1016/j.vetpar.2010.08.026] [Citation(s) in RCA: 31] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/05/2010] [Revised: 08/12/2010] [Accepted: 08/23/2010] [Indexed: 10/19/2022]
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