scholarly journals Parasitological survey of Polish primitive horses (Equus caballus gmelini Ant.): influence of age, sex and management strategies on the parasite community

2016 ◽  
Vol 53 (3) ◽  
pp. 233-242 ◽  
Author(s):  
K. Slivinska ◽  
V. Kharchenko ◽  
Z. Wróblewski ◽  
J. Gawor ◽  
T. Kuzmina

Summary An extensive analysis of the relationship between age, sex, and different types of management strategies relative to the gastrointestinal parasite community of Polish primitive horses was performed on 124 horses maintained in nine farms from four regions of Poland. The horses (96 females and 28 males) were housed in three types of management strategies: stabled (ST), free-ranging (FR) and semi-free (SF). These horses also were divided into three age groups: <3 years, 3 – 10 years and >10 years old. The gastrointestinal parasites were collected following deworming of all horses with anthelmintics containing the macrocyclic lactones and praziquantel. Totally, 66,192 parasite specimens were collected and identified. The analysis of dependence of horse infection with intestinal nematodes using sex, age and management strategies demonstrated that females had significantly heavier infections of strongylids. Young horses (<3 years old) had higher infections of Parascaris equorum and Strongyloides westeri. Free ranging horses were more infected with strongylids, Oxyuris equi and Gasterophilus intestinalis. Thirty-five nematode species, one cestode and one species of the botfly larvae of Gasterophilus were found. Diagnostic deworming examination revealed presence of Parascaris equorum in 27.4 %, Oxyuris equi in 38.7 %, Habronema muscae in 16.9 %, Anoplocephala perfoliata in 42.7 % and Gasterophilus intestinalis in 46.8% in the Polish primitive horses examined. Strongyloides westeri presence was confirmed only by fecal samples examination; threadworms were not observed in these horses after deworming. In the strongylid community, 31 species (6 of subfamily Strongylinae and 25 of Cyathostominae) were found. Significant differences in prevalence of separate strongylid species, or their proportions in the communities were not observed between females and males, or between age groups (p > 0.05). The highest species diversity (n=30 or 31) was observed in the FR horses, the lowest (n=15) – in ST horses. The FR horses had higher prevalence and proportion of large strongyles in the community, in comparison to SF or ST horses (p < 0.05).

2016 ◽  
Vol 53 (1) ◽  
pp. 39-46 ◽  
Author(s):  
K. Slivinska ◽  
Z. Wróblewski ◽  
J. Gawor

Summary Thirty-one Polish primitive horses (Equus caballus) from three herds (two from the reserve and onefrom the stable) were dewormed with ivermectin+praziquantel and examined for the gastrointestinalparasite fauna. A total of 21.231 parasites were collected from the faeces at 24, 36 and 48 hoursposttreatment. There were 35 nematode species, one cestode and one botfl y larva. Strongyloideswesteri infection was confirmed pretreatment by faecal sample examination and no threadwormspecimens were found after deworming. Large and small strongyle prevalence was 90 % – 100 % and represented by 31 species. Among a total of 25 cyathostome species recovered (from 19 to 24in each group), five species (C. catinatum, C. minutus, C. longibursatus, C. nassatus and C. ashworthi)had a prevalence of 100 % in three groups of horses. Meanwhile 14 species were 100 % prevalent in one herd. A total of six large strongyle species were found in adult horses. Oxyuris equiwas recorded in 60 – 100 % of the horses while Parascaris equorum was detected in 100 % of foalsand 16.7 % – 30 % of adult mares. Habronema muscae was found in 30 % of the horses from onefree-ranging herd. Tapeworms (Anoplocephala perfoliata) were found in 90 % of the horses from onefree-ranging group, whereas botfl y larvae (Gasterophilus intestinalis) were found in 50 – 80 % of allsurveyed horses. The present results are compared with earlier studies of Polish primitive wild horsesfrom similar reserves in Poland. A total of 36 gastrointestinal parasite species were recorded fromwild and stabled horses from the Biebrza National Park. This is in comparison with 35 such speciesin free-ranging and stabled horses from the Roztocze National Park and with 28 such species offree-ranginghorses from the Popielno forest reserve. Among parasites recovered, the highly prevalent S. vulgaris, tapeworms and botfl y larvae pose aserious risk of serious abdominal disorders in horses.


Author(s):  
D. I. Ruban ◽  
◽  
I. G. Glamazdin ◽  
D. I. Udavliev ◽  
M. D. Mamedberdyeva ◽  
...  

The article provides information about the new preparation Iverpradag, developed by the firm "Gudratli lukman" (Turkmenistan), which is being tested in Russian Federation and Turkmenistan, intended for the prevention and treatment of parasitosis in horses. The active principle of the developed preparation is widely known and very effective ivermectin and praziquantel (in complex). Studies conducted in Russia and Turkmenistan showed high effectiveness of the drug against nematodes including Delafondia vulgaris, Alfortia edentatus, Dictyocaulus arnfieldi, Parascaris equorum, Strongylus equinus, Strongyloides westeri, Setaria equina, and cestode, including Anoplocephala magna, Anoplocephala perfoliata and Paranoplocephala mamillana, as well as against gastric larvae (Gastrophilus spp.) parasitizing in horses. The conducted studies showed high efficiency of the drug Iverpradag in the form of paste when applied at the rate of 1 dose (0,9 ml) per 100 kg of body weight.


2013 ◽  
Vol 82 (3) ◽  
pp. 243-248
Author(s):  
Štěpán Bodeček ◽  
Eva Vavrouchová

The aim of the field study performed in 2006 was to investigate the occurrence and distribution of intestinal helminths in horses based on pre-treatment faecal egg counts. In total, 948 horses bred on 37 farms were tested. Thirty six (97.2%) farms tested were positive for cyathostomins; horses in 9 (24.3%), 6 (16.2%) and 1 (2.7%) different herds tested were positive for Parascaris equorum, Anoplocephala perfoliata and Strongyloides westeri, respectively. In 21 herds, 344 horses with values exceeding 100 eggs per gram were included in the trial for the presence of drug resistant cyathostomins by a faecal egg count reduction test. Horses were treated orally with recommended doses of fenbendazole and ivermectin. Resistance to fenbendazole was detected on 20 farms (95.24%) with values of faecal egg count reduction test ranging from 0 to 90%. Ivermectin remained effective in all tested herds with the value of faecal egg count reduction test 96–100%. In autumn 2008, 178 horses on 10 farms were examined. Of these, only seven horses tested were negative for cyathostomins. One farm was tested positively for Anoplocephala perfoliata, and one for Parascaris equorum. In spring 2009, six farms were examined, four of which were the same farms as in 2006. We found a decreased number of eggs per gram in all horses, but an increase in benzimidazole resistance, which was found in 5 farms out of 6 (faecal egg count reduction test 15.2–84.6%). This is the first wide survey in horses from the Czech Republic. Based on this study, we can conclude that benzimidazole resistant cyathostomins in horses are widespread but ivermectin is still fully effective.


2009 ◽  
Vol 83 (1) ◽  
pp. 27-31 ◽  
Author(s):  
Oluyomi A. Sowemimo

AbstractA study of gastrointestinal parasites in 269 faecal samples from dogs (Canis familiaris) collected from Ile-Ife, Nigeria between January and December 2004, revealed seven helminth species:Toxocara canis33.8%,Ancylostomasp. 34.6%,Toxascaris leonina3.3%,Trichuris vulpis3.7%,Dipylidium caninum4.1%,Uncinaria stenocephala0.7% andTaeniasp. 1.1%. The faecal egg intensities, determined as mean eggs per gram of faeces ( ± SEM) were:T. canis393.8 ± 83.4,Ancylostomasp. 101.5 ± 32.8,T. leonina14.3 ± 7.9,T. vulpis3.4 ± 1.5,D. caninum2.2 ± 0.8,U. stenocephala0.2 ± 0.2. The prevalence of intestinal parasites was significantly higher (P < 0.05) in dogs of age 0–6 months than in older age groups. There was no significance difference in overall prevalence of intestinal helminth parasites between male (58.3%) and female (50.0%) dogs (P>0.05). The prevalence of helminth parasites was significantly higher (P < 0.05) in free-ranging than in kennelled dogs. The prevalence of helminth parasites was also significantly higher (P < 0.05) in African shepherds than in Alsatians and other exotic breeds. Each helminth parasite had similar prevalences and intensities among both genders (P>0.05) except inT. vulpis. The overall prevalence of intestinal parasites may continue to rise due to lack of functional veterinary clinics for dog care in Ile-Ife. Therefore, there is the need to establish a veterinary facility in Ile-Ife.


2014 ◽  
Vol 51 (1) ◽  
pp. 7-12 ◽  
Author(s):  
E. Lyons ◽  
S. Tolliver

Abstract Observations were made on the intestinal threadworm (Strongyloides westeri) and ascarid (Parascaris equorum) in field studies in 373 Thoroughbred foals on nine farms in Central Kentucky (USA) in 2013. Qualitative examination was made of feces of the foals for presence of S. westeri and P. equorum eggs. The main purpose of the prevalence study was to obtain current data on S. westeri in Thoroughbred foals. This was done to compare these findings with earlier studies in this geographical area where the prevalence of this parasite has been very low the last several decades. All the foals except on one farm had been treated one or more times with a parasiticide before the study. Prevalence of S. westeri in foals was 0 to 3 % on two farms, 6 to 9 % on three farms, and 20 to 51 % on four farms. The prevalence of P. equorum in foals was 0 to 14 % on three farms, 27 to 38 % on three farms, and 46 to 51 % on three farms. Effect of drugs given before the current study, on the prevalence of the two parasitic nematode species, is discussed. Also, three field tests were done by the present authors to evaluate activity of three individual or combination of drugs against ascarids. Evaluation was somewhat limited because, on two of the farms, a relatively small number of foals was passing ascarid eggs before treatment. However, oxibendazole and oxibendazole/piperazine combination were much more efficacious than fenbendazole.


2013 ◽  
Vol 47 (6) ◽  
pp. 53-61 ◽  
Author(s):  
K. Slivinska ◽  
Z. Wróblewski ◽  
J. Gawor

Abstract The study was performed to investigate the gastrointestinal parasite fauna using the method of diagnostic deworming in own modification in 29 Polish primitive horses (Equus caballus) from the Roztocze National Park, south-east of Poland. The parasite community was comprised of 35 species represented by three nematode families (Strongylidae, Ascaridae, Habronematidae), one cestode family (Anoplocephalidae) and larvae of insects from the family Gasterophilidae (Diptera). Strongylidae being 100 % prevalent was represented by 31 species from the subfamily Strongylinae (6 species) and Cyathostominae (25 species). Parascaris equorum was recorded in 48.3 %, Habronema muscae in 55.2 %, tapeworms (Anoplocephala perfoliata) in 24.1 % and Gasterophilus intestinalis larvae in 41.4 % of horses surveyed. The present results showed high prevalence of pathogenic intestinal parasites, which create the risk of health problems for horses living free in the reserve as well as stabled horses, when rarely treated.


2014 ◽  
Vol 23 (4) ◽  
pp. 534-538 ◽  
Author(s):  
Weslen Fabricio Pires Teixeira ◽  
Gustavo Felippelli ◽  
Breno Cayeiro Cruz ◽  
Willian Giquelin Maciel ◽  
Flávia Carolina Fávero ◽  
...  

With the aim of studying the endoparasite fauna of horses from the Formiga city, located in center-west region of the state of Minas Gerais, 25 animals that were naturally infected with helminths were evaluated. By means of parasitological necropsies, different endoparasites were found. The subfamily Cyathostominae presented the highest incidence, followed by Trichostrongylus axei, Oxyuris equi, Triodontophorus serratus, Strongyloides westeri, Strongylus edentatus, Habronema muscae, Parascaris equorum, Probstmayria vivipara, Strongylus vulgaris, Gasterophilus nasalis, Anoplocephala magna and Anoplocephala perfoliata. In the present study, if the species Probstmayria vivipara was not considered in the prevalence, the frequency of Cyathostominae was equivalent to 94.85%. The results obtained in this study allowed us to detect and identify different species of helminths in horses, and confirmed the high incidence of nematodes belonging to the subfamily Cyathostominae in the center-west region of Minas Gerais.


2016 ◽  
Vol 8 (2) ◽  
pp. 159 ◽  
Author(s):  
Yonairo Herrera B. ◽  
Jheremmys Vergara A. ◽  
Carlos Ensuncho H. ◽  
Luis Causil V.

El presente estudio fue diseñado con el objetivo de determinar la frecuencia de parásitos gastrointestinales en burros criollos (Equus africanus asinus) del departamento de Córdoba, Colombia. El tipo de estudio fue descriptivo transversal. El estudio se llevó a cabo en 47 predios entre los meses de agosto y noviembre de 2015. Se recolectaron muestras coprológicas y se empleó la técnica de flotación, examinándose 144 muestras, De las 144 muestras examinadas 136 (94,44%) resultaron positivas al menos para algún género de parásito. Las frecuencias encontradas fueron de Trichostrongylus spp. 91,67%, Strongylus spp. 68.06%, Strongyloides westeri 66,67%, Parascaris equorum 9,72%, Anoplocephala perfoliata 5,56% y Eimeria spp. 2,78%. Se pudo concluir que existe una elevada presencia de nematodos en comparación con los cestodos y protozoarios, encontrados en los asnos del departamento de Córdoba, Colombia.


2015 ◽  
Vol 52 (3) ◽  
pp. 211-218 ◽  
Author(s):  
S. C. Tolliver ◽  
E. T. Lyons ◽  
M. K. Nielsen ◽  
J. L. Bellaw

Abstract The present research is a continuation of studies conducted periodically over 40 years on transmission of natural infections of internal parasites in the same horse herd on pasture (Field 10) on a farm in Central Kentucky. It included 12 mixed light horse foals born in 2013 and euthanatized between July, 2013 and April, 2014 for collection of internal parasites. Parasites found: Gasterophilus intestinalis, Strongyloides westeri, Parascaris equorum, Anoplocephala perfoliata, small strongyles (cyathostomes), Strongylus vulgaris, Strongylus edentatus and Thelazia lacrymalis. Prevalence generally was related to age of the foals. Overall prevalence and number of specimens were lower than in earlier studies except for P. equorum. There were 15 species (much fewer than previously) of small strongyles found and recorded by location in the large intestines. All stages of small strongyles encysted in the mucosa of the large intestine were recovered by artificial digestion and in significantly lower numbers in older foals


2009 ◽  
Vol 46 (1) ◽  
pp. 9-13 ◽  
Author(s):  
K. Slivinska ◽  
J. Gawor ◽  
Z. Jaworski

AbstractTo evaluate the gastro-intestinal parasite fauna of the wild Polish primitive horses (Equus caballus gmelini Ant., forma silvatica Vet.), 11 yearlings captured in the Reserve according to the control rules of population dynamics were diagnostically dewormed with abamectin+praziquantel. Expelled parasites were collected from the faeces 24, 36 and 48 hours after treatment. Among a total of 4456 specimens (a mean 405.1 per horse) 27 nematode species, one cestode and one species of botfly larvae were recovered. Strongylids were 100 % prevalent and represented by 24 species (2 large strongylid and 22 cyathostome species). Five cyathostome species (Cylicodontophorus bicoronatus, C. insigne, Poteriostomum imparidentatum, Parapoteriostomum mettami and Gyalocephalus capitatus) were recorded for the first time in Polish primitive horses, whereas two species (Cyathostomum montgomeryi and Cylicostephanus bidentatus) were found for the first time in the horse in Poland. Oxyuris equi was found in 100 % and Parascaris equorum in 63.6 % of yearlings surveyed. Tapeworms (Anoplocephala perfoliata) were revealed in 72.7 %, while Gasterophilus intestinalis instars in 90.9 % of horses. At least three parasite species were highly prevalent (i.e. S. vulgaris, A. perfoliata and G. intestinalis), which might be a reason of serious abdominal disorders in Polish horses living freely in the reserve.


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