David Risco
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View article: Reducing honey bee winter mortality with molybdenum supplementation: Field evidence across Europe
Reducing honey bee winter mortality with molybdenum supplementation: Field evidence across Europe Open
Nutrition is key to improve honey bees' resilience to environmental stress factors that threaten their health. Yet, little is known about the micronutritional needs of colonies, in particular about molybdenum, an essential trace element in…
View article: PCV-2 vaccination modifies the cytokine serum profile in wild boar (Sus scrofa) coinfected with tuberculosis and PCV-2
PCV-2 vaccination modifies the cytokine serum profile in wild boar (Sus scrofa) coinfected with tuberculosis and PCV-2 Open
Animal tuberculosis (TB) and porcine circovirus 2 (PCV-2) coinfections have been associated to the development of severe patterns of tuberculous lesions. These coinfections are frequently observed in wild boar, considered the main wild res…
View article: Reducing Honey Bee Winter Mortality with Molybdenum Supplementation: Field Evidence Across Europe
Reducing Honey Bee Winter Mortality with Molybdenum Supplementation: Field Evidence Across Europe Open
Nutrition is key to improve honey bees’ resilience to environmental stress factors that threaten their health. Yet, little is known about the micronutritional needs of colonies, in particular about molybdenum, an essential trace element in…
View article: Effect of the Combined Use of Postbiotics and Oxalic Acid Against Varroa destructor Under Field Conditions
Effect of the Combined Use of Postbiotics and Oxalic Acid Against Varroa destructor Under Field Conditions Open
Varroa destructor is a parasitic mite of honeybees that is considered one of the main problems in beekeeping today. The reduction in the efficacy of conventional miticides and the presence of residues in beehives highlight the need to inve…
View article: Pesticide residues in beeswax from Western Spain: Toxicological risk for bee health and beekeeping productivity
Pesticide residues in beeswax from Western Spain: Toxicological risk for bee health and beekeeping productivity Open
The pesticide residues in beeswax pose a risk to bee health and hive productivity. This study analyzed 25 beeswax samples from apiaries across five regions in Extremadura, a key beekeeping area in Spain. Foundation wax samples were also so…
View article: Identification of Non-Tuberculous Mycobacteria in Iberian Lynx (Lynx pardinus) and Their Impact on Its Health
Identification of Non-Tuberculous Mycobacteria in Iberian Lynx (Lynx pardinus) and Their Impact on Its Health Open
The Iberian lynx (Lynx pardinus) population has been increasing in recent years thanks to the collaboration of several associations within the framework of the Life Lynxconnect project, which promotes captive breeding for the subsequent re…
View article: Identification of Non-Tuberculous Mycobacteria in Iberian Lynx (Lynx pardinus) and Their Impact on Its Health
Identification of Non-Tuberculous Mycobacteria in Iberian Lynx (Lynx pardinus) and Their Impact on Its Health Open
The Iberian lynx population has been increasing in recent years thanks to the collaboration of several associations within the framework of the Life Lynxconnect project, which promotes captive breeding for the subsequent release of specime…
View article: Significant Detection of Porcine Circovirus 3 and Porcine Circovirus 4 in Wild Boars from Mid-Western Spain Without Apparent Sanitary Consequences
Significant Detection of Porcine Circovirus 3 and Porcine Circovirus 4 in Wild Boars from Mid-Western Spain Without Apparent Sanitary Consequences Open
PCV-3 and PCV-4 are novel viruses that can infect domestic pigs and wild boars. Both viruses are associated with multiple disorders in domestic pigs (reproductive failure, respiratory damage, etc.). However, the clinical impact on wild boa…
View article: Retrospective Study Reveals Decades of PCV4 Circulation in Spain
Retrospective Study Reveals Decades of PCV4 Circulation in Spain Open
Porcine circovirus 4 (PCV4) was first identified in China in 2019 and retrospectively traced back to 2008. However, unlike other circoviruses, its distribution appeared to be largely confined to Asian countries until recent reports from Sp…
View article: Effect of Lactic Acid Bacteria-Derived Postbiotic Supplementation on Tuberculosis in Wild Boar Populations
Effect of Lactic Acid Bacteria-Derived Postbiotic Supplementation on Tuberculosis in Wild Boar Populations Open
The Eurasian wild boar (Sus scrofa) is a key wildlife host for tuberculosis (TB) in central and southwestern Spain, posing a challenge to TB eradication in livestock. New strategies, including the use of beneficial microbes, are being expl…
View article: Main causes of producing honey bee colony losses in southwestern Spain: a novel machine learning-based approach
Main causes of producing honey bee colony losses in southwestern Spain: a novel machine learning-based approach Open
Honey bees assume a pivotal role as primary pollinators, but they are currently facing a growing crisis of colony losses on a global scale. This sector is important for generating essential products, preserving ecosystems, and crop pollina…
View article: The intestinal microbiome of infants with cow's milk‐induced FPIES is enriched in taxa and genes of enterobacteria
The intestinal microbiome of infants with cow's milk‐induced FPIES is enriched in taxa and genes of enterobacteria Open
Objectives Food protein‐induced enterocolitis syndrome (FPIES) is a severe type of non‐IgE (immunoglobulin E)‐mediated (NIM) food allergy, with cow's milk (CM) being the most common offending food. The relationship between the gut microbio…
View article: Oral supplementation with postbiotics modulates the immune response produced by myxomatosis vaccination in wild rabbits
Oral supplementation with postbiotics modulates the immune response produced by myxomatosis vaccination in wild rabbits Open
Rabbits (Oryctolagus cuniculus) are vitally important species in the Iberian Peninsula ecosystem. However, since 1950, there has been a significant population decline, with major repercussions. This situation is mainly due to the presence …
View article: Differential Gene Expression in Porcine Lung Compartments after Experimental Infection with Mycoplasma hyopneumoniae
Differential Gene Expression in Porcine Lung Compartments after Experimental Infection with Mycoplasma hyopneumoniae Open
Mycoplasma hyopneumoniae (Mhyo) is the causative agent of porcine enzootic pneumonia (EP), as well as one of the main pathogens involved in the porcine respiratory disease complex. The host–pathogen interaction between Mhyo and infected pi…
View article: Effects of feeding with a protein liquid supplement on productivity, mortality and health of Apis mellifera hives in southwestern Spain
Effects of feeding with a protein liquid supplement on productivity, mortality and health of Apis mellifera hives in southwestern Spain Open
Colony collapse disorder (CCD) has affected bees worldwide in recent decades, with southwestern Spain being no exception. This disorder is one of the main causes of Apis mellifera mortality and is believed to be caused by environmental, so…
View article: Evaluation of the Potential Effect of Postbiotics Obtained from Honey Bees against Varroa destructor and Their Combination with Other Organic Products
Evaluation of the Potential Effect of Postbiotics Obtained from Honey Bees against Varroa destructor and Their Combination with Other Organic Products Open
The Varroa destructor mite infests Apis mellifera colonies and causes significant harm. Traditional treatments have become less effective because of mite resistance development and can also generate residues inside beehives. This study aim…
View article: Effect of PCV‐2 Vaccination on Cytokines Gene Expression Profile in Wild Boar Peripheral Blood Mononuclear Cells after Stimulation with Mycobacteria Antigens
Effect of PCV‐2 Vaccination on Cytokines Gene Expression Profile in Wild Boar Peripheral Blood Mononuclear Cells after Stimulation with Mycobacteria Antigens Open
Wild boar ( Sus scrofa ) is a common wild ungulate known as the most important reservoir of tuberculosis (TB) in Spain. The severity of TB lesions in this species and the high prevalence of porcine circovirus type 2 (PCV‐2) have been relat…
View article: Combination with Annual Deworming Treatments Does Not Enhance the Effects of PCV2 Vaccination on the Development of TB in Wild Boar Populations
Combination with Annual Deworming Treatments Does Not Enhance the Effects of PCV2 Vaccination on the Development of TB in Wild Boar Populations Open
Vaccination against PCV2 has been proven to be an effective measure to reduce the severity of TB in wild boar. The combination of this measure with strategies focused on treating other key concomitant pathogens, such as nematodes, could be…
View article: Annual short-burst mass anthelmintic administration reduces tuberculosis severity but not prevalence in a wildlife reservoir
Annual short-burst mass anthelmintic administration reduces tuberculosis severity but not prevalence in a wildlife reservoir Open
Introduction Tuberculosis (TB), caused by the Mycobacterium tuberculosis complex (MTC), is an important disease in both human and animal systems. Helminths are commonly found in coinfection with MTC and TB is often exacerbated in such coin…
View article: First Serologic Survey of Erysipelothrix rhusiopathiae in Wild Boars Hunted for Private Consumption in Portugal
First Serologic Survey of Erysipelothrix rhusiopathiae in Wild Boars Hunted for Private Consumption in Portugal Open
Erysipelothrix rhusiopathiae is a relevant zoonotic infectious agent causing swine erysipelas (SE) in wild boar. In Portugal, there is no information on its occurrence. For this reason, this study aims to perform a first serosurvey of SE i…
View article: Effect of feed supplementation with probiotics and postbiotics on strength and health status of honey bee (Apis mellifera) hives during late spring
Effect of feed supplementation with probiotics and postbiotics on strength and health status of honey bee (Apis mellifera) hives during late spring Open
Currently, beekeeping faces many risks, such as deteriorating health of honeybees in hives, which results in high mortality rates, mainly during winter. An important consequence is the emergence/re-emergence of communicable diseases such a…
View article: Tissue-specific assessment of oxidative status: Wild boar as a case study
Tissue-specific assessment of oxidative status: Wild boar as a case study Open
In recent decades, there has been a fast-growing interest in using biomarkers of oxidative stress (BOS) in conservation programs of many vertebrate species. Biomarkers of oxidative stress can be measured in different biological samples (e.…
View article: Dissemination of antimicrobial‐resistant isolates of <i>Salmonella</i> spp. in wild boars and its relationship with management practices
Dissemination of antimicrobial‐resistant isolates of <i>Salmonella</i> spp. in wild boars and its relationship with management practices Open
Antimicrobial resistance (AMR) is a global concern and controlling its spread is critical for the effectiveness of antibiotics. Members of the genus Salmonella are broadly distributed, and wild boar may play an important role in its circul…
View article: Wildlife Symbiotic Bacteria Are Indicators of the Health Status of the Host and Its Ecosystem.
Wildlife Symbiotic Bacteria Are Indicators of the Health Status of the Host and Its Ecosystem. Open
Lactic acid bacteria (LAB) are gut symbionts that can be used as a model to understand the host-microbiota cross talk under unpredictable environmental conditions, such as wildlife ecosystems. The aim of this study was to determine whether…
View article: Wildlife Symbiotic Bacteria Are Indicators of the Health Status of the Host and Its Ecosystem
Wildlife Symbiotic Bacteria Are Indicators of the Health Status of the Host and Its Ecosystem Open
The wildlife symbiotic microbiota is an important component for the greater diversity and functionality of their bacterial populations, influencing host health and adaptability to its ecosystem. Although many microbes are partly responsibl…
View article: An alternative method for determining the body condition index of the free-living South American coati
An alternative method for determining the body condition index of the free-living South American coati Open
Assessing and monitoring the welfare of free-living mammals is not a usual process due to the logistical complications associated with their capture and sedation, collection and storage of biological samples and their release. In this cont…