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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.
Validation of a smart textile device for long-duration heart rate variability and detection of physiological arrhythmias in resting horses. A smart textile device has been developed for the recording of electrocardiograms (ECGs) in horses; however, the utility of this device for long-duration heart rate variability (HRV) monitoring and detection of physiological arrhythmias is unknown. Therefore, the objective of this study was to validate a smart textile device for HRV over long durations (6 h) in resting horses. ECGs were recorded simultaneously via the Myant Skiin Equine textile device and a reference device (Televet 100) in 12 horses. ECGs were evaluated by a blinded observer for arrhythmias, and HRV metrics were calculated. ...
In Vitro Investigation of Equine Gut Microbiota Alterations During Hypoglycin A Exposure. Hypoglycin A is a plant-derived protoxin that causes atypical myopathy in equids. In atypical myopathy-affected horses, metabolomic and microbiome studies have reported alterations in metabolic markers and faecal microbiota composition, pointing to a potential disruption of microbial homeostasis. However, in vivo observations are strongly confounded by host-related factors, underscoring the need for controlled in vitro approaches. To address this, we used an in vitro static batch fermentation model simulating the equine colon to investigate the direct effects of hypoglycin A on microbiota comp...
Synovial Fluid and Serum MicroRNA Signatures in Equine Osteoarthritis. The aim of this study was to identify differentially expressed microRNAs (miRNAs) in serum and synovial fluid (SF) samples of control horses and those with osteoarthritis (OA) to identify potential candidates for biomarkers of disease. Total RNA was extracted from serum and SF samples of control (n = 4) and OA (n = 9) horses and sequenced. Differential expression analysis, pathway analysis and miRNA target prediction were performed. A group of six miRNAs (eca-miR-199a-3p, eca-miR-148a, eca-miR-99b, eca-miR-146a, eca-miR-423-5p and eca-miR-23b) was selected for validation in an independent coho...
“If you trust a vet, it’s easier to reach out to them with questions”: Flemish horse owner perspectives on communication about complementary and alternative veterinary medicine. To assess horse owners' behaviors and perceptions regarding communication about complementary and alternative veterinary medicine (CAVM) with their veterinarian. Unassigned: A cross-sectional online survey was combined with a qualitative study in the form of in-depth interviews with Flemish horse owners. Unassigned: The study included 1,532 fully completed survey responses and 26 interviews. Overall, horse owners showed high trust in the veterinarian and were satisfied with veterinarian-client communication. While 61.7% of participants indicated that they had already talked about CAVM with the...
Characterization of surface properties and antimicrobial activity of autochthonous lactic acid bacteria isolated from the reproductive tract of healthy mares. Equine endometritis, a major cause of subfertility in mares, has a significant economic impact on horse breeding. In the face of rising antimicrobial resistance, the use of beneficial bacteria to prevent this disease is a non-antibiotic alternative which aligns with "One Health" principles. This study characterised vaginal autochthonous lactic acid bacteria (LAB) from healthy mares. Out of the 25 presumptive LAB isolates obtained from 15 clinically healthy thoroughbred mares, 24 were confirmed. Surface properties were assessed (autoaggregation, hydrophobicity, biofilm formation, exopolysacchar...
Correction: Integrated molecular and serological survey of Rhodococcus equi in horses from three regions of Kazakhstan. [This corrects the article DOI: 10.3389/fvets.2025.1650186.].
Agreement between veterinarians and three objective evaluation systems in naturally occurring equine lameness. Subjective lameness evaluations are critical components of equine musculoskeletal health assessments. Objective approaches can supplement diagnosis and may be preferred for specific cases and scientific purposes. Objective: Evaluate agreements between subjective evaluation of two veterinarians and standard clinical interpretations from outputs of an AI-based smartphone application (Sleip; AI-SPA), the inertial measurement unit (IMU) system Equinosis Q Lameness Locator (LL), and the IMU system Equisym (ES). Methods: In vivo experiment. Methods: Twenty-five research horses (10-30 years) were e...
Review of animal leishmaniosis in Jordan: An alarming discovery with implications for public health and animal welfare. Leishmaniosis is an endemic parasitic infection in Jordan and the Middle East. Despite the endemicity of leishmaniosis in Jordan and frequently reported humancases, no singleclinical case has been documented in animals throughout the country. This report documents the first two animal Leishmania cases in two different animal species with a current literature review. Cutaneous leishmaniosis was diagnosed in an adult horse that presented with multiple variably sized skin nodules, some of which ulcerated. Visceral leishmaniosis was diagnosed in a stray dog. Cytological, histopathological, and mol...
Bridging hosts: Domestic horse density and Hendra virus spillover risk in a changing landscape. Anthropogenic climatic and landscape change can drive behavioural shifts in wildlife and thus lead to increased risk of pathogen exposure for humans and domestic animals. While spillover research often focuses on the reservoir hosts or ongoing transmission in humans, livestock and companion animals can play important roles as bridging and amplifying hosts, facilitating the emergence of highly pathogenic diseases. Objective: To investigate the distribution and density of domestic horses in the context of their role as bridge hosts for Hendra virus and build models to study zoonotic emergence. M...
A novel kirkovirus may be associated with equine gastrointestinal disease. Many cases of equine enterocolitis are suspected to be infectious in nature, but no pathogen is identified in many cases. Objective: Perform next-generation sequencing on faeces collected from cases of equine enterocolitis for the presence of novel viruses and determine if an identified novel virus is associated with cases of equine enterocolitis. Methods: Retrospective cohort study. Methods: Next generation sequencing was performed targeting viral genomes from n = 13 pooled faecal samples (n = 5 horses/pool) with enterocolitis. Subsequent qPCR was performed targeting the highly conser...
Impact of the technology to monitor horse behaviour and health: a scoping review. Technology for monitoring behaviour and health of horses has evolved significantly, presenting new opportunities and challenges in equine management and healthcare. This scoping review consolidates recent findings on wearable sensors and non-contact technologies, discussing their benefits and limitations. Among these advancements, heart rate monitors stand out as a key point in equine monitoring. By tracking heart rate variability, devices help monitor cardiac autonomic regulation, optimise training regimens and allow early detection of cardiac issues, although accuracy can be compromised by i...
Dietary Proline Supplementation Promotes Growth and Development in Weaned Foals by Modulating Gut Microbial Amino Acid Metabolism. This study investigated the effects of varying proline supplementation doses in weaned foals. Twenty-eight weaned foals (approximately 5 months of age; body weight: 54.45 ± 11.33 kg; with an equal number of males and females) were randomly assigned to one of four groups-a control group, a low-dose group (20 mg/kg·d), a medium-dose group (40 mg/kg·d), and a high-dose group (60 mg/kg·d)- receiving continuous supplementation for 60 days. Blood samples were collected periodically for the analysis of hormones, antioxidants, immune parameters, and plasma amino acids. Concurrently, fecal 16S rRNA...
Babesia spp. in Domestic Animals from Rural Areas of Cauca Department: Previous Exposure and Molecular Detection Among Canines, Bovines and Equines. Babesia species are tick-borne protozoan parasites which affect several animal species. Babesia spp. infections are significantly important for veterinary medicine, affecting a wide range of domestic animal species such as dogs, cattle, and horses. In Colombia, studies of Babesia spp. infections in domestic animals are scarce. Thus, the aim of the present study was to explore the circulation of these parasites among domestic canines, bovines and equines from the department of Cauca. Methods: Between August and November, 2017, active domestic animal sampling of cattle was performed in eight rur...
Equine Herpesvirus Infections: Treatment Progress and Challenges in Horses and Donkeys. Equine herpesvirus (EHV) infections represent a significant global veterinary and economic challenge affecting both horses and donkeys across all inhabited continents. This narrative review comprehensively examines the nine distinct EHV species (EHV-1 through EHV-9), their taxonomic classification within Alphaherpesvirinae and Gammaherpesvirinae subfamilies, and their diverse host tropism patterns. The complex molecular pathogenesis involves sophisticated viral glycoproteins (gK, gB, gC, gH, gM, gL, gG, gD, gI, gE) that orchestrate cellular invasion, immune evasion, and intercellular transmiss...
Genomic epidemiology of strains currently and formerly classified as Enterobacter spp. recovered from equine necropsy samples. Enterobacteriaceae are opportunistic pathogens responsible for local or systemic infections in both human and veterinary medicine. To monitor circulating strains in stud farms in Normandy (France), we investigated a collection of Enterobacteriaceae isolated from necropsied equids performed in the region between 1997 and 2020. These strains were initially identified using MALDI-TOF; however, as this method failed to identify some isolates, whole genome sequencing followed by rMLST analysis was subsequently performed. Different genera were identified: Enterobacter spp., Huaxiibacter spp., Lellio...
Seroprevalence of Sarcocystis spp., Neospora spp. and Besnoitia spp. in horses (Equus caballus) intended for slaughter in the state of Rio Grande do Sul, Brazil. The study aimed to assess the prevalence of horses reactive to Sarcocystis neurona, Neospora caninum, and Besnoitia besnoiti in horses from the state of Rio Grande do Sul, Brazil. Sera reactivity was tested by the Immunofluorescent Antibody Test (IFAT) in 354 equids sampled at slaughter, using a cut-off of 1:80 for S. neurona and 1:50 for N. caninum and B. besnoiti. Detection of N. caninum was attempted by PCR and bioassay in gerbils (Meriones unguiculatus) using brain samples collected from seropositive horses. Sera from 158 horses (44.63 %) (158/354; CI: 39.54-49.84 %) reacted to S. neuron...
Equine abortion due to Chlamydia psittaci in South Australia with zoonotic transmission. Chlamydia psittaci was detected by real-time PCR in the lung, liver and kidney of an equine foetus that had aborted in South Australia in August 2023. The corresponding microscopic lesions included lymphocytic and histiocytic chorionitis, necrosis of placental villi associated with bacteria in the cytoplasm of trophoblastic epithelial cells, and multiple microgranulomas in the liver. Equine chlamydial abortion had not been diagnosed previously in South Australia. Eight days after examining the foetus and placenta, the veterinary pathologist developed fever and subsequently was admitted to hosp...
Complications Associated with Equine Diagnostic and Elective procedures. The practice of medicine has always been associated with complications. In fact, in its early stages, these complications contributed to the understanding of certain diseases and advancement of the medical field. In equine practice, virtually every procedure carries an associated risk. In fact, even procedures that would have minimal risk in human medicine may pose significant risk in equine practice owing to the unique nature of the horse. For instance, a simple rectal palpation could result in a rectal tear following an unexpected movement of the patient. Thus, extrapolations of complication...
Rapid and sensitive detection of Theileria equi using a novel integrated RPACRISPR/Cas13a lateral flow assay. Equine piroplasmosis (EP), caused by the intracellular protozoa Theileria equi, Babesia caballi, and Theileria haneyi, represents a major health and economic threat to the equine industry worldwide. Existing diagnostic methods, including PCR, serology, and microscopy, are constrained by their dependence on specialized equipment, lengthy protocols, and the requirement for skilled personnel. Objective: This study aimed to develop a rapid, accurate, and field-deployable molecular diagnostic assay for T. equi. Methods: A nucleic acid-based diagnostic platform combining recombinase polymerase ampli...
Proof of concept of a wearable IoT-based system for monitoring respiratory rate and surface temperature in horses. This study presents the development and proof of concept of a wearable monitoring system designed to measure respiratory rate (RR) and coat surface temperature (CST) in horses. The device integrates an embedded system based on an ESP-32 microcontroller equipped with sensors for RR (strain gauge) and CST (DS18B20) Data are transmitted in real time via Wi-Fi and stored locally on SD cards. The system was validated against conventional manual methods under field conditions. Agreement between methods was evaluated using Intraclass Correlation Coefficients (ICC) and Bland-Altman plots. Results show...
Detection of degenerative joint disease of the distal interphalangeal joint in thoracic limbs characterized by joint space narrowing using standing low-field MRI in 25 equine patients. To report low-field standing MRI findings and, when available, postmortem findings of 25 thoracic limbs with degenerative joint disease of the distal interphalangeal joint (DIPJ) characterized by narrowing of the joint space suggestive of cartilage loss. Unassigned: Medical records from September 2015 to July 2022 were reviewed for clinical history, signalment, MRI, and postmortem findings. The study retrospectively analyzed cases in which lameness was linked to DIPJ joint space narrowing using a partially nested comparative design. Width was measured at 4 DIPJ sites, as well as a ratio to the...
Collagen composition in equine exuberant granulation tissue reflects tissue immaturity. Exuberant granulation tissue (EGT) is a second intention wound healing disorder. It commonly occurs in the distal limb of horses. EGT causes significant increase in the duration and cost of treatment, potentially leading to the decision not to pursue treatment and euthanize the patient. The underlying pathomechanisms of this fibroproliferative disorder remain unclear, particularly in terms of collagen composition and the association between myofibroblasts and blood vessels. This study investigated the collagen composition in naturally occurring EGT following trimming in 19 horses (EGT group). ...
Forage Carbohydrate Profiles and Endocrine Morphometric Interactions in Traditionally Managed Horses from Romania. Horses maintained under traditional management systems and dependent on natural forages are often exposed to seasonal and compositional variations that can affect metabolic homeostasis. This study examined associations between forage nutrient composition and metabolic-morphometric indicators in horses from four agroecologically distinct regions of northwestern Romania. Eighty-eight horses managed under semi-extensive rural conditions underwent clinical examination, body condition scoring (BCS), cresty neck scoring (CNS), and fasting blood sampling. Forage samples ( = 34) from daily rations wer...
Serological Investigations on West Nile Virus in Horses in Kazakhstan. This study presents the first investigation of West Nile virus (WNV) seroprevalence among farmed horses in Kazakhstan. In 2024, a total of 368 serum samples were collected from horses across 106 settlements in 10 regions of the Republic of Kazakhstan. Using an enzyme-linked immunosorbent assay (ELISA), antibodies to WNV were detected in 32 horses (8.7%; 95% CI: 6.2-12.0%) from six regions. Among the seropositive animals, 26 (81.25%) were females and 6 (18.75%) were males, ranging in age from 1 to 19 years. No statistically significant association between sex and the presence of antibodies to W...
Equine-Assisted Interventions: Cross Perspectives of Beneficiaries and Their Caregivers from a Qualitative Perspective. : Although equine-assisted interventions (EAI) are gaining growing attention, their scientific evaluation among individuals with Alzheimer's disease (AD) living in nursing homes remains limited. This study aimed to explore the lived experiences of an EAI program from the perspectives of the participants living with AD as well as their families and professional caregivers. : Thirty non-directive interviews were conducted between June and July 2024 across several nursing homes in the Centre-Val de Loire region (France). The interviews were recorded, transcribed, and analyzed using thematic analy...
Chronic State and Relationship to Humans Influence How Horses Decode Emotions in Human Voices: A Brain and Behavior Study. Current research on acoustic encoding of emotional content suggests that there are universal cues, allowing for decoding within and across taxa. This is particularly important for human-animal relationships, wherein domestic animals are supposed to be particularly efficient in decoding human emotions. Here we investigated whether the decoding of the emotional content in human voices shared universal acoustic properties, or whether it could be influenced by experience. Emotional human voices were presented to two populations of horses, in which behavioral, cardiac, and brain responses were meas...
Reliability, agreement and variability of a markerless computer vision algorithm for equine gait analysis under field conditions. Computer vision-based algorithms offer accessible alternatives for equine gait analysis but require thorough assessment under diverse conditions. Objective: To evaluate a proprietary vision-based algorithm's reliability in measuring vertical displacement signals (VDS) at the eye, withers and croup, alongside groundline estimation, for horses trotting on straight lines and circles under field conditions. Methods: Cross-sectional comparative study evaluating agreement, variability and reliability of a markerless computer vision algorithm. Methods: We obtained 67 handheld iPhone recordings from 3...
