Athanasios Ι. Gelasakis
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View article: Projected Heat-Stress in Sheep and Cattle in Greece Under Future Climate Change Scenarios
Projected Heat-Stress in Sheep and Cattle in Greece Under Future Climate Change Scenarios Open
It is well established that exposure to heat-stress conditions significantly impacts the physiology, health, welfare, and productivity of both sheep and cattle. The aim of this study was to apply the Temperature Humidity Index (THI) in ord…
View article: Spectroscopy-Based Methods for Water Quality Assessment: A Comprehensive Review and Potential Applications in Livestock Farming
Spectroscopy-Based Methods for Water Quality Assessment: A Comprehensive Review and Potential Applications in Livestock Farming Open
Water quality monitoring and evaluation are essential across multiple sectors, including public health, environmental protection, agriculture and livestock management, industrial processes, and broader sustainability efforts. Conventional …
View article: Spectroscopy-Based Water Quality Analysis and Potential Applications in Livestock Farming
Spectroscopy-Based Water Quality Analysis and Potential Applications in Livestock Farming Open
Water quality monitoring and evaluation are essential across multiple sectors, including public health, environmental protection, agriculture and livestock management, industrial processes, and broader sustainability efforts. Conventional …
View article: Follow-Up of the Immune Response and the Possible Presence of Brucella melitensis Strains in Peripheral Blood in Hoggets Vaccinated by Rev1 in Greece
Follow-Up of the Immune Response and the Possible Presence of Brucella melitensis Strains in Peripheral Blood in Hoggets Vaccinated by Rev1 in Greece Open
Brucellosis in small ruminants, primarily caused by B. melitensis, remains a significant threat to public health in many regions. Although early-age vaccination of breeding stocks was expected to facilitate infection control, this approach…
View article: Health Status of Skopelos Goats and Its Impact on Milk Yield Under Intensive and Extensive Farming Systems
Health Status of Skopelos Goats and Its Impact on Milk Yield Under Intensive and Extensive Farming Systems Open
Health and welfare are fundamental to goat production; however, their impact on milk yield in goats reared under different farming systems remains insufficiently studied. The objective was to examine the frequency of various health issues …
View article: Biomonitoring Livestock Antiparasitic Residues: Development of Fast Mass Spectrometric Methods for the Quantification of Ivermectin, Albendazole, and their Metabolites in Sheep Plasma and Feces
Biomonitoring Livestock Antiparasitic Residues: Development of Fast Mass Spectrometric Methods for the Quantification of Ivermectin, Albendazole, and their Metabolites in Sheep Plasma and Feces Open
Antiparasitic substances are extensively used in livestock farming against common parasitic infections. Improper utilization of these medicines often leads to the development of antiparasitic resistance and the detection of residues across…
View article: Efficacy of a Topical Esafoxolaner, Eprinomectin and Praziquantel Combination Against Most Commonly Found Metazoan Parasites of Client-Owned Cats in Greece
Efficacy of a Topical Esafoxolaner, Eprinomectin and Praziquantel Combination Against Most Commonly Found Metazoan Parasites of Client-Owned Cats in Greece Open
Feline parasitism affects animals’ health and welfare. Faeces from 472 client-owned cats from Greece were examined to provide updated data on the epizootiology of metazoan endo- and ectoparasites (namely, Toxocara cati, Ancylostomatidae, D…
View article: Clinical Assessment of Dairy Goats’ Udder Health Using Infrared Thermography
Clinical Assessment of Dairy Goats’ Udder Health Using Infrared Thermography Open
This study aimed to evaluate the capacity of infrared thermography (IRT) to be used for the in situ clinical assessment of udder health status across lactation in goats. Two epidemiological studies were designed, with 106 purebred Skopelos…
View article: Treatment of notoedric mange with esafoxolaner, eprinomectin and praziquantel in naturally infested cats under in-home conditions
Treatment of notoedric mange with esafoxolaner, eprinomectin and praziquantel in naturally infested cats under in-home conditions Open
Notoedres cati is a contagious, burrowing mite infesting cats that causes mange with intense pruritus and dermatological clinical signs. The aim of the current study was to assess the efficacy of a single administration of NexGard® Combo (…
View article: Abattoir Countrywide Survey of Dairy Small Ruminants’ Haemonchosis in Greece and Associated Risk Factors
Abattoir Countrywide Survey of Dairy Small Ruminants’ Haemonchosis in Greece and Associated Risk Factors Open
Objectives: The objectives of this study were to (i) determine the prevalence of Haemonchus contortus infections in dairy sheep and goats in continental and insular Greece, based on an abattoir survey, and (ii) to evaluate potential host-r…
View article: First assessment of the prevalence of haemosporidian infections in Accipitriformes raptors in Greece
First assessment of the prevalence of haemosporidian infections in Accipitriformes raptors in Greece Open
Haemosporidians, a group of vector-borne parasites that parasitize the blood cells and internal organs of various animal species, are reported to cause severe pathology in raptors. Species belonging to the genera Plasmodium , Haemoproteus …
View article: Spectroscopy-Based Methods and Supervised Machine Learning Applications for Milk Chemical Analysis in Dairy Ruminants
Spectroscopy-Based Methods and Supervised Machine Learning Applications for Milk Chemical Analysis in Dairy Ruminants Open
Milk analysis is critical to determine its intrinsic quality, as well as its nutritional and economic value. Currently, the advancements and utilization of spectroscopy-based techniques combined with machine learning algorithms have made t…
View article: Advances in Vaccine Adjuvants for Teleost Fish: Implications for Aquatic Welfare and the Potential of Nanoparticle-Based Formulations
Advances in Vaccine Adjuvants for Teleost Fish: Implications for Aquatic Welfare and the Potential of Nanoparticle-Based Formulations Open
Vaccine adjuvants are crucial for reinforcing the immunogenicity of vaccines. Therefore, they are widely used in the aquaculture sector as vaccine components, facilitating the efficient prevention of infectious diseases and promoting susta…
View article: Spectroscopy-Based Methods and Supervised Machine Learning Applications for Milk Chemical Analysis in Dairy Ruminants
Spectroscopy-Based Methods and Supervised Machine Learning Applications for Milk Chemical Analysis in Dairy Ruminants Open
Milk analysis is critical to determine its intrinsic quality, as well as its nutritional and economic value. Currently, the advancements and utilization of spectroscopy-based techniques combined with machine learning algorithms have made f…
View article: Advances in Vaccine Adjuvants for Teleost Fish: Implications for Aquatic Welfare and the Potential of Nanoparticle-based Formulations
Advances in Vaccine Adjuvants for Teleost Fish: Implications for Aquatic Welfare and the Potential of Nanoparticle-based Formulations Open
Vaccine adjuvants are crucial for reinforcing the immunogenicity of vaccines. Therefore, they are widely used in the aquaculture sector as vaccine components facilitating the efficient prevention of infectious diseases and promoting sustai…
View article: Infrared Thermography as a Diagnostic Tool for the Assessment of Mastitis in Dairy Ruminants
Infrared Thermography as a Diagnostic Tool for the Assessment of Mastitis in Dairy Ruminants Open
Among the health issues of major concern in dairy ruminants, mastitis stands out as being associated with considerable losses in productivity and compromised animal health and welfare. Currently, the available methods for the early detecti…
View article: Seroprevalence of IgG and IgM Antibodies against Toxoplasma gondii in Dogs in Greece
Seroprevalence of IgG and IgM Antibodies against Toxoplasma gondii in Dogs in Greece Open
Toxoplasmosis, caused by the protozoan Toxoplasma gondii, is a zoonotic disease that affects various animal species, including dogs, that can serve as sentinels for indirectly estimating the environmental contamination. The current study a…
View article: Transforming Aquaculture through Vaccination: A Review on Recent Developments and Milestones
Transforming Aquaculture through Vaccination: A Review on Recent Developments and Milestones Open
Aquaculture has rapidly emerged as one of the fastest growing industries, expanding both on global and on national fronts. With the ever-increasing demand for proteins with a high biological value, the aquaculture industry has established …
View article: Beyond Borders: Dirofilaria immitis Infection in Dogs Spreads to Previously Non-Enzootic Areas in Greece—A Serological Survey
Beyond Borders: Dirofilaria immitis Infection in Dogs Spreads to Previously Non-Enzootic Areas in Greece—A Serological Survey Open
Although Dirofilaria immitis in dogs is considered enzootic in northern Greece, the available data on the occurrence of infection in southern parts of the country demonstrate its scarcity. The aim of this study was to update the current kn…
View article: Transforming Aquaculture Through Vaccination: A Review on Recent Developments and Milestones
Transforming Aquaculture Through Vaccination: A Review on Recent Developments and Milestones Open
Aquaculture has rapidly emerged as one of the fastest growing industries, expanding both on global and on national fronts. With the ever-increasing demand for high biological value protein, the aquaculture industry has established itself a…
View article: Goat-CNN: A lightweight convolutional neural network for pose-independent body condition score estimation in goats
Goat-CNN: A lightweight convolutional neural network for pose-independent body condition score estimation in goats Open
Modern livestock farming systems face the challenge of meeting the growing demand for dairy and meat products while ensuring the well-being of animals. Body Condition Scoring serves as a vital process for assessing the body reserves in ani…
View article: Spatial Distribution of Dermanyssus gallinae Infestations in Greece and Their Association with Ambient Temperature, Humidity, and Altitude
Spatial Distribution of Dermanyssus gallinae Infestations in Greece and Their Association with Ambient Temperature, Humidity, and Altitude Open
Dermanyssus gallinae, the poultry red mite (PRM), is the most prevalent and harmful ectoparasite of laying hens globally. Although prevalence and risk factor studies can help veterinarians make decisions regarding farm treatments, relevant…
View article: Genetic Characterization of Small Ruminant Lentiviruses Isolated from Dairy Sheep in Greece
Genetic Characterization of Small Ruminant Lentiviruses Isolated from Dairy Sheep in Greece Open
The high genetic heterogeneity of small ruminant lentiviruses (SRLV) renders the genetic characterization of the circulating strains crucial for the epidemiological investigation and the designation of effective diagnostic tools. In Greece…
View article: A genome-wide association study reveals novel SNP markers associated with resilience traits in two Mediterranean dairy sheep breeds
A genome-wide association study reveals novel SNP markers associated with resilience traits in two Mediterranean dairy sheep breeds Open
Genetic selection for higher productivity increased dairy sheep susceptibility to diseases and environmental stressors, challenging their health and welfare status and production efficiency. Improving resilience to such stressors can enhan…
View article: Database 2 - Second-year samplings in the CodeRe-farm pilot sites in Greece
Database 2 - Second-year samplings in the CodeRe-farm pilot sites in Greece Open
This database contains the results of the second year of AWIN assessments and general data recordings in the Greek goat pilots participating in the Code: Re-farm research project.
View article: Database 2 - Second-year samplings in the CodeRe-farm pilot sites in Greece
Database 2 - Second-year samplings in the CodeRe-farm pilot sites in Greece Open
This database contains the results of the second year of AWIN assessments and general data recordings in the Greek goat pilots participating in the Code: Re-farm research project.
View article: Current Applications of Digital PCR in Veterinary Parasitology: An Overview
Current Applications of Digital PCR in Veterinary Parasitology: An Overview Open
Digital PCR (dPCR) is an emerging technology that enables the absolute quantification of the targeted nucleic acids. The body of research on the potential applications of this novel tool is growing in human and veterinary medicine. Most of…
View article: A Review of Toxoplasma gondii in Animals in Greece: A FoodBorne Pathogen of Public Health Importance
A Review of Toxoplasma gondii in Animals in Greece: A FoodBorne Pathogen of Public Health Importance Open
Toxoplasma gondii is a zoonotic protozoon with a complex life cycle and the second most important foodborne pathogen in Europe. Surveillance of toxoplasmosis is based on national considerations since there are no mandatory controls along t…
View article: Seroepidemiology of Maedi-Visna in Intensively Reared Dairy Sheep: A Two-Year Prospective Study
Seroepidemiology of Maedi-Visna in Intensively Reared Dairy Sheep: A Two-Year Prospective Study Open
The objective of this study is to prospectively evaluate the seroepidemiology of maedi-visna (MV) infections in intensively reared dairy sheep. A total of 407 purebred Chios and Lacaune ewes from four farms were surveyed for two consecutiv…