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Topic:Animal Health

Animal Health encompasses a broad range of topics focused on maintaining and improving the well-being of equine species. This field addresses various aspects of horse care, including disease prevention, diagnosis, treatment, and management of health conditions. Key areas of interest include equine nutrition, vaccination protocols, parasite control, dental care, and the management of chronic conditions such as laminitis and colic. Additionally, animal health research in horses investigates the impact of exercise and training on physical health, the role of genetics in disease susceptibility, and the development of new therapeutic approaches. This page compiles peer-reviewed research studies and scholarly articles that explore the latest advancements, challenges, and best practices in preserving and enhancing the health of horses.
Equine infectious disease surveillance initiatives in the UK.
The Veterinary record    February 29, 2020   Volume 186, Issue 8 241-243 doi: 10.1136/vr.m784
of the Animal Health Trust takes a look at equine infectious disease surveillance initiatives in action in the UK.
Welfare Assessment and Husbandry Practices of Working Horses in Fiji.
Animals : an open access journal from MDPI    February 28, 2020   Volume 10, Issue 3 392 doi: 10.3390/ani10030392
Fröhlich N, Sells PD, Sommerville R, Bolwell CF, Cantley C, Martin JE, Gordon SJG, Coombs T. Fiji; working horse; welfare, intervention; husbandry; healthcare.
Screening and Identification of Pathogen Box® Compounds with anti-Trypanosoma evansi Activity.
Acta tropica    February 26, 2020   Volume 206 105421 doi: 10.1016/j.actatropica.2020.105421
Canever MF, Miletti LC.The development of new drugs targeting neglected animal diseases is imperative. In Asia and South America, Trypanosoma evansi is a pathogen that affects horses and other species, causing economic losses associated with reduced animal productivity and death. In order to accelerate the identification of drugs with activity against neglected diseases, Medicines for Malaria Venture has developed Pathogen Box®, a library of 400 different molecules. The present work aimed to identify compounds present in the Pathogen Box® library, measuring in vitro activity against T. evansi. Among the 400 compou...
On-Farm Welfare Assessment of Horses: The Risks of Putting the Cart before the Horse.
Animals : an open access journal from MDPI    February 25, 2020   Volume 10, Issue 3 371 doi: 10.3390/ani10030371
Hausberger M, Lerch N, Guilbaud E, Stomp M, Grandgeorge M, Henry S, Lesimple C.Although the question of animal welfare has been an important source of concern in the scientific community for several decades, many aspects are still under debate. On-farm assessments have to be rapid, acceptable to farmers and safe for both the assessors and animals. They are thus very demanding, with multiple decisions to make, such as the choice of appropriate indicators, sampling methods and scoring. Research has moved from resource-based to animal-based criteria, which reflects the subjective welfare state of an animal rather than relying upon external indices. In the present review, we...
SNPs analysis of height traits in Ningqiang pony.
Animal biotechnology    February 24, 2020   Volume 32, Issue 5 566-572 doi: 10.1080/10495398.2020.1728288
Bai H, Lu H, Wang L, Wang S, Zeng W, Zhang T.Ningqiang pony is one of the five pony breeds in China and is listed as a rare species. It is, therefore, meaningful to conduct stature research on this breed for its efficient reproduction, utilization and protection. This study is based on four SNP variants of adjacent LCORL/NCAPG, HMGA2, ZFAT and LASP1 genes, which have been found to be associated with horse height, and then, the 4 SNP loci in 22 Ningqiang ponies were analyzed. The results showed that there were genetic variations at the four loci in Ningqiang pony, there was a SNP on LCORL/NCAPG, HMGA2 and ZFAT gene all including T allele ...
Effects of topical treatment of cannabidiol extract in a unique manuka factor 5 manuka honey carrier on second intention wound healing on equine distal limb wounds: a preliminary study.
Australian veterinary journal    February 24, 2020   Volume 98, Issue 6 250-255 doi: 10.1111/avj.12932
McIver VC, Tsang AS, Symonds NE, Perkins NR, Uquillas E, Dart CM, Jeffcott LB, Dart AJ.Evaluate the effect of topical 1% cannabidiol on second intention wound healing in distal limb wounds of horses. Methods: Experimental. Methods: Six Standardbred horses. Methods: A total of five 2.5 cm × 2.5 cm full thickness skin wounds were created on the dorsomedial aspect of the metacarpi of 6 horses. Wounds were contaminated with faeces on the day of wound creation. Each wound was then assigned to a treatment group; compounded 1% cannabidiol in unique manuka factor (UMF) 5 manuka honey, UMF 5 manuka honey, UMF 20 manuka honey or saline. Each treatment was applied topically daily ...
Risk factors for equine recurrent uveitis in a population of Appaloosa horses in western Canada.
Veterinary ophthalmology    February 22, 2020   Volume 23, Issue 3 515-525 doi: 10.1111/vop.12749
Sandmeyer LS, Kingsley NB, Walder C, Archer S, Leis ML, Bellone RR, Bauer BS.To characterize clinical manifestations, measure frequency, and evaluate risk factors for equine recurrent uveitis (ERU) in Appaloosa horses in western Canada. Methods: 145 Appaloosa horses. Methods: Ophthalmic examinations were completed and eyes were classified as having no or mild clinical signs, or moderate, or severe damage from ERU. Clinical signs, age, sex, base coat color, and pattern were recorded. Whole blood and/or mane hair follicles were collected for DNA extraction, and all horses were tested for the leopard complex (LP) spotting pattern allele. Pedigree analysis was completed on...
Monitoring Acute Pain in Donkeys with the Equine Utrecht University Scale for Donkeys Composite Pain Assessment (EQUUS-DONKEY-COMPASS) and the Equine Utrecht University Scale for Donkey Facial Assessment of Pain (EQUUS-DONKEY-FAP).
Animals : an open access journal from MDPI    February 22, 2020   Volume 10, Issue 2 354 doi: 10.3390/ani10020354
van Dierendonck MC, Burden FA, Rickards K, van Loon JPAM.Objective pain assessment in donkeys is of vital importance for improving welfare in a species that is considered stoic. This study presents the construction and testing of two pain scales, the Equine Utrecht University Scale for Donkey Composite Pain Assessment (EQUUS-DONKEY-COMPASS) and the Equine Utrecht University Scale for Donkey Facial Assessment of Pain (EQUUS-DONKEY-FAP), in donkeys with acute pain. A cohort follow-up study using 264 adult donkeys ( = 12 acute colic, = 25 acute orthopaedic pain, = 18 acute head-related pain, = 24 postoperative pain, and = 185 controls) was performe...
NetF-producing Clostridium perfringens and its associated diseases in dogs and foals. Mehdizadeh Gohari I, Unterer S, Whitehead AE, Prescott JF.The role of type A in canine acute hemorrhagic diarrhea syndrome and foal necrotizing enteritis is poorly characterized. However, a highly significant association between the presence of novel toxigenic and these specific enteric diseases has been described. These novel toxigenic strains produce 3 novel putative toxins, which have been designated NetE, NetF, and NetG. Although not conclusively demonstrated, current evidence suggests that NetF is likely the major virulence factor in strains responsible for canine acute hemorrhagic diarrhea syndrome and foal necrotizing enteritis. NetF is a be...
Distribution of Superficial Body Temperature in Horses Ridden by Two Riders with Varied Body Weights.
Animals : an open access journal from MDPI    February 21, 2020   Volume 10, Issue 2 340 doi: 10.3390/ani10020340
Wilk I, Wnuk-Pawlak E, Janczarek I, Kaczmarek B, Dybczyńska M, Przetacznik M.It was assumed that a horse with its rider body weight found in the upper limit may negatively impact the horse's welfare. The objective of this paper was to analyze the differences in body temperature and selected heart rate parameters in horses in response to physical exercise accompanied by various rider's body weight loads. The study was carried out on 12 leisure, 10-15-year-old warmblood geldings. The horses were ridden by two equally qualified riders whose body weights were about 20% and 10% of the average body weight (BW) of the animals (about 470 kg). Each rider rode each of the 12 hor...
Serological survey of Neospora spp. and Besnoitia spp. in horses in Portugal.
Veterinary parasitology, regional studies and reports    February 21, 2020   Volume 20 100391 doi: 10.1016/j.vprsr.2020.100391
Waap H, Volkart de Oliveira U, Nunes T, Gomes J, Gomes T, Bärwald A, Dias Munhoz A, Schares G.Equine neosporosis is regarded to be caused either by Neospora hughesi or Neospora caninum and equine besnoitiosis is caused by Besnoitia bennetti, both of which are apicomplexan parasites. N. caninum is the only known Neospora species in Europe, where equine N. caninum infections have been reported as being associated to abortion and reproductive failure. N. hughesi is prevalent in North America and was predominantly linked to neurological disorders. B. bennetti is considered an emergent disease in donkeys in North America and evidence for B. bennetti infection was recently reported in Europe...
Evidence of circulation of West Nile virus in Culex pipiens mosquitoes and horses in Morocco.
Acta tropica    February 20, 2020   Volume 205 105414 doi: 10.1016/j.actatropica.2020.105414
Assaid N, Mousson L, Moutailler S, Arich S, Akarid K, Monier M, Beck C, Lecollinet S, Failloux AB, Sarih M.West Nile virus (WNV) is one of the most widely distributed mosquito-borne viruses in the world. In North Africa, it causes human cases of meningoencephalitis with fatalities in Algeria and in Tunisia, whereas only horses were affected in Morocco. The aims of this study were to detect WNV in mosquitoes and to determine seroprevalence of WNV in Moroccan horses by the detection of IgG antibodies. A total of 1455 mosquitoes belonging to four different species were grouped by collection site, date, and sex with 10 specimens per pool and tested for 38 arboviruses using a high-throughput chip based ...
Mesenchymal stem cells for treatment of musculoskeletal disease in horses: Relative merits of allogeneic versus autologous stem cells.
Equine veterinary journal    February 19, 2020   Volume 52, Issue 5 654-663 doi: 10.1111/evj.13233
Colbath AC, Dow SW, McIlwraith CW, Goodrich LR.Mesenchymal stem cells (MSCs) are widely used for treatment of musculoskeletal diseases in horses, but there is ongoing debate regarding the relative safety and efficacy of allogeneic MSCs, compared with autologous equine MSCs. This review summarises the currently available published data regarding the therapeutic use of autologous and allogeneic MSCs in horses. Arguments that have been advanced against the use of allogeneic MSCs include higher risk of immunological reactions and shorter cell survival times following injection. Arguments favouring the use of allogeneic MSCs include the ability...
Non-invasive stress evaluation in domestic horses (Equus caballus): impact of housing conditions on sensory laterality and immunoglobulin A.
Royal Society open science    February 19, 2020   Volume 7, Issue 2 191994 doi: 10.1098/rsos.191994
Marr I, Preisler V, Farmer K, Stefanski V, Krueger K.The study aimed to evaluate sensory laterality and concentration of faecal immunoglobulin A (IgA) as non-invasive measures of stress in horses by comparing them with the already established measures of motor laterality and faecal glucocorticoid metabolites (FGMs). Eleven three-year-old horses were exposed to known stressful situations (change of housing, initial training) to assess the two new parameters. Sensory laterality initially shifted significantly to the left and faecal FGMs were significantly increased on the change from group to individual housing and remained high through initial tr...
Tetanus in animals. Popoff MR.Tetanus is a neurologic disease of humans and animals characterized by spastic paralysis. Tetanus is caused by tetanus toxin (TeNT) produced by Clostridium tetani, an environmental soilborne, gram-positive, sporulating bacterium. The disease most often results from wound contamination by soil containing C. tetani spores. Horses, sheep, and humans are highly sensitive to TeNT, whereas cattle, dogs, and cats are more resistant. The diagnosis of tetanus is mainly based on the characteristic clinical signs. Identification of C. tetani at the wound site is often difficult.
Identification of animal hosts of Fort Sherman virus, a New World zoonotic orthobunyavirus.
Transboundary and emerging diseases    February 16, 2020   Volume 67, Issue 4 1433-1441 doi: 10.1111/tbed.13499
de Oliveira Filho EF, Carneiro IO, Ribas JRL, Fischer C, Marklewitz M, Junglen S, Netto EM, Franke CR, Drexler JF.An orthobunyavirus termed Fort Sherman virus (FSV) was isolated in 1985 from a febrile US soldier in Panama, yet potential animal reservoirs remained unknown. We investigated sera from 192 clinically healthy peri-domestic animals sampled in northeastern Brazil during 2014-2018 by broadly reactive RT-PCR for orthobunyavirus RNA, including 50 cattle, 57 sheep, 35 goats and 50 horses. One horse sampled in 2018 was positive (0.5%; 95% CI, 0.01-3.2) at 6.2 × 103 viral RNA copies/mL. Genomic comparisons following virus isolation in Vero cells and deep sequencing revealed high identity of translat...
Safety of hexamethylene tetramine for pigs, poultry, bovines, sheep, goats, rabbits and horses.
EFSA journal. European Food Safety Authority    February 14, 2020   Volume 18, Issue 2 e06012 doi: 10.2903/j.efsa.2020.6012
Bampidis V, Azimonti G, Bastos ML, Christensen H, Dusemund B, Kouba M, Kos Durjava M, López-Alonso M, López Puente S, Marcon F, Mayo B, Pechová A....Following a request from the European Commission, the Panel on Additives and Products or Substances used in Animal Feed (FEEDAP) was asked to deliver a scientific opinion on hexamethylene tetramine (HMTA) for pigs, poultry, bovines, sheep, goats, rabbits and horses. In 2015, the FEEDAP Panel delivered an opinion on the safety and efficacy of HMTA. In that opinion, the Panel noted that the residues of HMTA in the silage amounted to about 5% of the inclusion level of 600 mg HMTA/kg fresh ensiling material. Since the HMTA residues in silage were analysed as formaldehyde, it was not possible to...
The Effect of Kinesiotape on Flexion-Extension of the Thoracolumbar Back in Horses at Trot.
Animals : an open access journal from MDPI    February 13, 2020   Volume 10, Issue 2 301 doi: 10.3390/ani10020301
Ericson C, Stenfeldt P, Hardeman A, Jacobson I.Kinesiotape theoretically stimulates mechanoreceptive and proprioceptive sensory pathways that in turn may modulate the neuromuscular activity and locomotor function, so alteration of activation, locomotion and/or range of motion (ROM) can be achieved. The aim of this study was to determine whether kinesiotape applied to the abdominal muscles would affect the ROM in flexion-extension (sagittal plane) in the thoracolumbar back of horses at trot. The study design was a paired experimental study, with convenient sample. Each horse was randomly placed in the control or the intervention group and t...
Body Painting of the Horse and Cow to Learn Surface Anatomy.
Journal of veterinary medical education    February 13, 2020   Volume 47, Issue 4 395-401 doi: 10.3138/jvme.0818-094r1
Tamayo-Arango LJ, Mejía-Durango MA.Gross anatomy is considered one of the most challenging subjects in teaching veterinary medicine. The use of body painting is reported in teaching surface human anatomy, but such reports are scarce in veterinary medicine. The aim of this study was to describe a practical session for teaching surface anatomy using body painting with second-semester students of veterinary medicine. Two practical sessions using live animals (equine and bovine) were offered with a focus on the locomotor and nervous systems and splanchnology. Students believed that the body painting sessions helped them to understa...
Erratum: Saastamoinen, M.; Särkijärvi, S.; Valtonen, E. The Effect of Diet Composition on the Digestibility and Fecal Excretion of Phosphorus in Horses: A Potential Risk of P Leaching? Animals 2020, 10, 140.
Animals : an open access journal from MDPI    February 12, 2020   Volume 10, Issue 2 285 doi: 10.3390/ani10020285
Saastamoinen M, Särkijärvi S, Valtonen E.The authors wish to make the following corrections to their paper[...].
Inspiratory muscle training and testing: Rationale, development and feasibility.
Equine veterinary journal    February 12, 2020   Volume 52, Issue 4 620-626 doi: 10.1111/evj.13217
Allen KJ, Fitzharris LE, McConnell AK.Inspiratory muscle training applies a training stimulus directly to the inspiratory muscles and is distinct from whole-body training. The potential benefits of inspiratory muscle training have yet to be explored in horses. Objective: The objectives were as follows: (a) to develop an equine-specific method of testing and training inspiratory muscles; (b) to assess tolerance and feasibility in a pilot study in a commercial Thoroughbred training establishment. Methods: Field study. Methods: A mask was used to interface commercial human inspiratory muscle training equipment. Ten horses undertook i...
Alveolar macrophage phenotypes in severe equine asthma.
Veterinary journal (London, England : 1997)    February 11, 2020   Volume 256 105436 doi: 10.1016/j.tvjl.2020.105436
Wilson ME, McCandless EE, Olszewski MA, Robinson NE.Because the alveolar macrophage (AM) phenotype of horses with severe equine asthma (SEA) is unknown, the cytokines expressed by M1- and M2-polarized AM were determined and the hypothesis that natural hay/straw challenge (NC) induces divergent AM phenotypes in control horses and horses with SEA was tested. Macrophages from control horses were activated either with eIFNγ + lipolysaccharide (LPS) or eIL-4 to characterize M1- or M2-polarized AM gene expression, respectively and determine the response of polarized cells to pathogen-associated molecular patterns (PAMPS): LPS, zymosan, peptidoglycan...
The influence of a simulated digest of an equine dietary feed additive G’s formula on contractile activity of gastric smooth muscle in vitro.
Journal of animal physiology and animal nutrition    February 11, 2020   Volume 104, Issue 6 1919-1926 doi: 10.1111/jpn.13325
MacNicol JL, Murrant C, Pearson W.G's Formula is a novel equine feed additive formulated to promote optimal GI function. The objective of this study was to determine whether the addition of a simulated digest of the composite feed additive G's Formula (FA) would alter the contractile response of gastric smooth muscle to acetylcholine (Ach). Smooth muscle strips from porcine stomachs were excised and attached to an isometric force transducer. An experiment was run to compare tissue contraction between tissue exposed to FA (FA; n = 8, simulated digest of FA was added to the bath) and control tissue (CO; n = 8, no additions m...
Effect of Linseed (Linum usitatissimum) Groats-Based Mixed Feed Supplements on Diet Nutrient Digestibility and Blood Parameters of Horses.
Animals : an open access journal from MDPI    February 10, 2020   Volume 10, Issue 2 doi: 10.3390/ani10020272
Saastamoinen M, Särkijärvi S.Linseed (Linum usitatissimum) and its by-products are common supplements used in equine diets and are claimed to have beneficial health effects. In this study, the effect of linseed groat-based fibrous feed supplements on diet digestibility was studied. Also, possible detrimental health effects due to continuous feeding of supplemental feeds containing linseed were examined by evaluating blood parameters. The experimental design was arranged as two balanced 3 × 3 Latin Squares. The horses were individually fed at the maintenance energy level, the forage-to-concentrate ratio being 70:30, with ...
X chromosome aneuploidy and micronuclei in fertile mares.
Theriogenology    February 10, 2020   Volume 147 34-38 doi: 10.1016/j.theriogenology.2020.02.020
Pieńkowska-Schelling A, Kaul A, Schelling C.Abnormalities of chromosomes are an important and well documented cause of disorders of sexual development, fertility problems and congenital anomalies in mammals. Detection of low-level 63,X/64,XX mosaicism during routine cytogenetic evaluation is a challenge because its clinical significance is not yet fully clear. This study describes the prevalence and levels of 63,X mosaicism for a cohort of fertile mares and compares the results with eight problem mares for which no clinical cause of sub-fertility was found. The study design allowed for the analysis of micronuclei which are biomarkers of...
Horse vision and obstacle visibility in horseracing.
Applied animal behaviour science    February 7, 2020   Volume 222 104882 doi: 10.1016/j.applanim.2019.104882
Paul SC, Stevens M.Visual information is key to how many animals interact with their environment, and much research has investigated how animals respond to colour and brightness information in the natural world. Understanding the visibility of features in anthropogenic environments, and how animals respond to these, is also important, not least for the welfare and safety of animals and the humans they co-exist with, but has received comparatively less attention. One area where this is particularly pertinent is animal sports such as horseracing. Here there is a need to understand how horses see and respond to obs...
Interleukin 31 in insect bite hypersensitivity-Alleviating clinical symptoms by active vaccination against itch.
Allergy    February 6, 2020   Volume 75, Issue 4 862-871 doi: 10.1111/all.14145
Olomski F, Fettelschoss V, Jonsdottir S, Birkmann K, Thoms F, Marti E, Bachmann MF, Kündig TM, Fettelschoss-Gabriel A.Insect bite hypersensitivity (IBH) is the most common seasonal pruritic allergic dermatitis of horses occurring upon insect bites. In recent years, a major role for IL-31 in allergic pruritus of humans, monkeys, dogs, and mice was acknowledged. Here, we investigate the role of IL-31 in IBH of horses and developed a therapeutic vaccine against equine IL-31 (eIL-31). IL-31 levels were quantified in allergen-stimulated peripheral blood mononuclear cells (PBMCs) and skin punch biopsies of IBH lesions and healthy skin from IBH-affected and healthy horses. The vaccine consisted of eIL-31 covalently ...
A Word of Thanks from the Editors.
The Veterinary clinics of North America. Equine practice    February 6, 2020   Volume 36, Issue 1 xi doi: 10.1016/j.cveq.2020.01.001
DeNotta SL, Stokol T.No abstract available
Doppler evaluation of renal resistivity index in healthy conscious horses and donkeys.
PloS one    February 6, 2020   Volume 15, Issue 2 e0228741 doi: 10.1371/journal.pone.0228741
The renal resistive index (RRI) is used as a measurement of downstream resistance in arteries. The aim of this study was to assess the RRI of the arcuate arteries by pulsed-wave Doppler ultrasonography in healthy conscious horses and donkeys, and to verify any differences related to age, breed, bodyweight (BW) or body condition (BCS). Thirty-three healthy conscious horses and nine donkeys had their systolic and diastolic flow velocities at the level of the arcuate arteries estimated by pulsed-wave Doppler ultrasound, and the RRI was calculated. The relationship of RRI with age, breed (Trotters...
Methyl-coenzyme M Reductase (MCR) Receptor as Potential Drug Target for Inhibiting Methanogenesis in Horses Using Moringa oleifera L.: An in Silico Docking Study.
Journal of equine veterinary science    February 5, 2020   Volume 88 102949 doi: 10.1016/j.jevs.2020.102949
Khusro A, Aarti C, Salem AZM, Pliego AB, Rivas-Caceres RR.Methane (CH) emission from nonruminant livestock, particularly equines, is a colossal burden for veterinarians worldwide. In view of this, the present context was investigated to predict the antimethanogenic attributes of Moringa oleifera L. associated phytocomponents by targeting methyl-coenzyme M reductase (MCR) receptor in horses using in silico tools. Initially, the pharmacokinetics and ADME (absorption, distribution, metabolism, and excretion) properties of 26 phytocomponents were analyzed using Lipinski's rule of five and Swiss ADME tool, respectively. Among all the tested phytocomponent...