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  1. Article ; Online: The coexistence of wildlife and livestock.

    Barroso, Patricia / Gortázar, Christian

    Animal frontiers : the review magazine of animal agriculture

    2024  Volume 14, Issue 1, Page(s) 5–12

    Language English
    Publishing date 2024-02-14
    Publishing country England
    Document type Journal Article
    ZDB-ID 2628125-9
    ISSN 2160-6064 ; 2160-6064
    ISSN (online) 2160-6064
    ISSN 2160-6064
    DOI 10.1093/af/vfad064
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article ; Online: Large scale spatio-temporal modelling of risk factors associated with tuberculosis exposure at the wildlife-livestock interface.

    Herraiz, Cesar / Vicente, Joaquín / Gortázar, Christian / Acevedo, Pelayo

    Preventive veterinary medicine

    2023  Volume 220, Page(s) 106049

    Abstract: The management of animal tuberculosis (TB) is a priority for European Union animal health authorities. However, and despite all the efforts made to date, a significant part of Spain has as yet been unable to obtain the officially tuberculosis-free (OTF) ... ...

    Abstract The management of animal tuberculosis (TB) is a priority for European Union animal health authorities. However, and despite all the efforts made to date, a significant part of Spain has as yet been unable to obtain the officially tuberculosis-free (OTF) status. Information regarding wildlife disease status is usually scarce, signifying that the role played by wildlife is usually ignored or poorly assessed in large-scale TB risk factor studies. The National Wildlife Health Surveillance Plan in Spain now provides information on infection rates in wildlife reservoirs at a national level, but there are limitations as regards the sample size, the spatio-temporal distribution of the samples, and the lack of homogeneity of the diagnostic techniques employed. The objective of the study described herein was, therefore, to employ a Bayesian approach with the intention of identifying the risk factors associated with four TB rates in cattle: prevalence, incidence, maintenance and persistence in Spain during the period 2014-2019. The modeling approach included highly informative spatio-temporal latent effects with which to control the limitations of the data. Variation partitioning procedures were carried out, and the pure effect of each factor was mapped in order to identify the most relevant factors associated with TB dynamics in cattle in each region. This made it possible to disclose that the movement of cattle, particularly from counties with herd incidence > 1%, was the main driver of the TB dynamics in cattle. The abundance of herds bred for bullfighting was retained in all four models, but had less weight than the movements. After accounting for farm-related factors, the TB prevalence in wild boar was retained in all the models and was significantly related to incidence, maintenance and persistence. With regard to the incidence, variation partitioning revealed that wildlife was the most explicative factor, thus suggesting that it plays a role in the introduction of the pathogen into uninfected herds, and consequently highlighting its importance in breakdowns. These results show, for the first time on a national scale, that wild ungulates play a relevant role in the spatio-temporal variability of TB in cattle, particularly as regards their disease status. Moreover, the spatial representation of the pure effect of each factor made it possible to identify which factors are driving the disease dynamics in each region, thus showing that it is a valuable tool with which to focus efforts towards achieving the OTF status.
    MeSH term(s) Swine ; Animals ; Cattle ; Animals, Wild ; Livestock ; Tuberculosis, Bovine/epidemiology ; Bayes Theorem ; Risk Factors ; Tuberculosis/epidemiology ; Tuberculosis/veterinary ; Sus scrofa ; Cattle Diseases/epidemiology ; Swine Diseases/epidemiology
    Language English
    Publishing date 2023-10-17
    Publishing country Netherlands
    Document type Journal Article
    ZDB-ID 43399-8
    ISSN 1873-1716 ; 0167-5877
    ISSN (online) 1873-1716
    ISSN 0167-5877
    DOI 10.1016/j.prevetmed.2023.106049
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article ; Online: African Swine Fever in wild boar: Assessing interventions in South Korea.

    Jo, Yeong-Seok / Gortázar, Christian

    Transboundary and emerging diseases

    2021  Volume 68, Issue 5, Page(s) 2878–2889

    Abstract: African Swine Fever (ASF) was detected in South Korean pig farms in September 2019. Currently, ASF occurs mostly in wild boar (Sus scrofa). We describe the ASF dynamics in wild boar in South Korea from October 2019 to October 2020 and use case studies to ...

    Abstract African Swine Fever (ASF) was detected in South Korean pig farms in September 2019. Currently, ASF occurs mostly in wild boar (Sus scrofa). We describe the ASF dynamics in wild boar in South Korea from October 2019 to October 2020 and use case studies to evidence the advantages and limitations of the control measures applied. During 2019, ASF remained confined in fenced areas of three counties. Since January 2020 however, the ASF management policy changed from fencing with limited disturbance to culling (with more disturbance), and ASF spread east and south. Until 31 October 2020, a total of 775 wild boar ASF cases have been confirmed, affecting 9 counties. Interventions for ASF control in wild boar included silent (trapping) and non-silent (shooting) population control, local and large-scale fencing, and carcass destruction. Pre-ASF wild boar densities were closed to 10 per km
    MeSH term(s) African Swine Fever/epidemiology ; African Swine Fever/prevention & control ; African Swine Fever Virus ; Animals ; Ecosystem ; Republic of Korea/epidemiology ; Sus scrofa ; Swine ; Swine Diseases
    Language English
    Publishing date 2021-04-27
    Publishing country Germany
    Document type Journal Article
    ZDB-ID 2414822-2
    ISSN 1865-1682 ; 1865-1674
    ISSN (online) 1865-1682
    ISSN 1865-1674
    DOI 10.1111/tbed.14106
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article ; Online: The Impact of Host Abundance on the Epidemiology of Tick-Borne Infection.

    O'Neill, Xander / White, Andy / Gortázar, Christian / Ruiz-Fons, Francisco

    Bulletin of mathematical biology

    2023  Volume 85, Issue 4, Page(s) 30

    Abstract: Tick-borne diseases are an increasing global public health concern due to an expanding geographical range and increase in abundance of tick-borne infectious agents. A potential explanation for the rising impact of tick-borne diseases is an increase in ... ...

    Abstract Tick-borne diseases are an increasing global public health concern due to an expanding geographical range and increase in abundance of tick-borne infectious agents. A potential explanation for the rising impact of tick-borne diseases is an increase in tick abundance which may be linked to an increase in density of the hosts on which they feed. In this study, we develop a model framework to understand the link between host density, tick demography and tick-borne pathogen epidemiology. Our model links the development of specific tick stages to the specific hosts on which they feed. We show that host community composition and host density have an impact on tick population dynamics and that this has a consequent impact on host and tick epidemiological dynamics. A key result is that our model framework can exhibit variation in host infection prevalence for a fixed density of one host type due to changes in density of other host types that support different tick life stages. Our findings suggest that host community composition may play a crucial role in explaining the variation in prevalence of tick-borne infections in hosts observed in the field.
    MeSH term(s) Animals ; Humans ; Ixodes ; Models, Biological ; Mathematical Concepts ; Tick-Borne Diseases/epidemiology
    Language English
    Publishing date 2023-03-09
    Publishing country United States
    Document type Journal Article ; Research Support, Non-U.S. Gov't
    ZDB-ID 184905-0
    ISSN 1522-9602 ; 0007-4985 ; 0092-8240
    ISSN (online) 1522-9602
    ISSN 0007-4985 ; 0092-8240
    DOI 10.1007/s11538-023-01133-8
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  5. Article ; Online: Struggling to improve farm biosecurity: Do free advice and subsidies hit the target?

    Preite, Ludovica / Barroso, Patricia / Romero, Beatriz / Balseiro, Ana / Gortázar, Christian

    Preventive veterinary medicine

    2023  Volume 212, Page(s) 105839

    Abstract: Biosafety measures (BSMs) often aim at reducing the likelihood of cross-species interactions at the wildlife-livestock interface. Examples include means to segregate wild ungulates from cattle at waterholes or at feeders. Subsidies or incentives for BSM ... ...

    Abstract Biosafety measures (BSMs) often aim at reducing the likelihood of cross-species interactions at the wildlife-livestock interface. Examples include means to segregate wild ungulates from cattle at waterholes or at feeders. Subsidies or incentives for BSM implementation are expected to contribute to improved BSM acceptance. However, several recent experiences led us to write a cautionary commentary on the variable success of incentives in farm biosafety promotion. We list examples where, after offering farm-specific biosecurity action plans for free or subsidizing 100% of the cost of a given BSM, 25-40% of the farmers remained unwilling to invest efforts in farm biosafety and BSM maintenance. We suggest seeking a better understanding of farmers' motivations through social science research, to train farm veterinarians on biosecurity and on how to tailor biosafety communication, and to set up formal regional risk mitigation programs including financial, logistical, and educational assistance, as well as monitoring plans, through public-private collaboration.
    MeSH term(s) Animals ; Cattle ; Humans ; Farms ; Biosecurity ; Animal Husbandry ; Farmers ; Veterinarians ; Surveys and Questionnaires
    Language English
    Publishing date 2023-01-08
    Publishing country Netherlands
    Document type Journal Article
    ZDB-ID 43399-8
    ISSN 1873-1716 ; 0167-5877
    ISSN (online) 1873-1716
    ISSN 0167-5877
    DOI 10.1016/j.prevetmed.2023.105839
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  6. Article ; Online: Will we ever eradicate animal tuberculosis?

    Gortázar, Christian / de la Fuente, José / Perelló, Alberto / Domínguez, Lucas

    Irish veterinary journal

    2023  Volume 76, Issue Suppl 1, Page(s) 24

    Abstract: Two characteristics of the Mycobacterium tuberculosis complex (MTC) are particularly relevant for tuberculosis (TB) epidemiology and control, namely the ability of this group of pathogens to survive in the environment and thereby facilitate indirect ... ...

    Abstract Two characteristics of the Mycobacterium tuberculosis complex (MTC) are particularly relevant for tuberculosis (TB) epidemiology and control, namely the ability of this group of pathogens to survive in the environment and thereby facilitate indirect transmission via water or feed, and the capacity to infect multiple host species including human beings, cattle, wildlife, and domestic animals other than cattle. As a consequence, rather than keeping the focus on certain animal species regarded as maintenance hosts, we postulate that it is time to think of complex and dynamic multi-host MTC maintenance communities where several wild and domestic species and the environment contribute to pathogen maintenance. Regarding the global situation of animal TB, many industrialized countries have reached the Officially Tuberculosis Free status. However, infection of cattle with M. bovis still occurs in most countries around the world. In low- and middle-income countries, human and animal TB infection is endemic and bovine TB control programs are often not implemented because standard TB control through testing and culling, movement control and slaughterhouse inspection is too expensive or ethically unacceptable. In facing increasingly complex epidemiological scenarios, modern integrated disease control should rely on three main pillars: (1) a close involvement of farmers including collaborative decision making, (2) expanding the surveillance and control targets to all three host categories, the environment, and their interactions, and (3) setting up new control schemes or upgrading established ones switching from single tool test and cull approaches to integrated ones including farm biosafety and vaccination.
    Language English
    Publishing date 2023-09-22
    Publishing country Ireland
    Document type Journal Article
    ZDB-ID 2571182-9
    ISSN 2046-0481 ; 2046-0481
    ISSN (online) 2046-0481
    ISSN 2046-0481
    DOI 10.1186/s13620-023-00254-9
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  7. Article: The role of wildlife in the epidemiology and control of Foot‐and‐mouth‐disease And Similar Transboundary (FAST) animal diseases: A review

    Gortázar, Christian / Barroso, Patricia / Nova, Rodrigo / Cáceres, Germán

    Transboundary and emerging diseases. 2022 Sept., v. 69, no. 5

    2022  

    Abstract: Transboundary Animal Diseases (TADs) are notifiable diseases which are highly transmissible and have the potential for rapid spread regardless of national borders. Many TADs are shared between domestic animals and wildlife, with the potential to affect ... ...

    Abstract Transboundary Animal Diseases (TADs) are notifiable diseases which are highly transmissible and have the potential for rapid spread regardless of national borders. Many TADs are shared between domestic animals and wildlife, with the potential to affect both livestock sector and wildlife conservation and eventually, public health in the case of zoonosis. The European Commission for the Control of Foot‐and‐Mouth Disease (EuFMD), a commission of the Food and Agriculture Organization of the United Nations (FAO), has grouped six TADs as ‘Foot‐and‐mouth disease (FMD) And Similar Transboundary animal diseases’ (FAST diseases). FAST diseases are ruminant infections caused by viruses, for which vaccination is a control option. The EuFMD hold‐FAST strategy aims primarily at addressing the threat represented by FAST diseases for Europe. Prevention and control of FAST diseases might benefit from assessing the role of wildlife. We reviewed the role of wildlife as indicators, victims, bridge hosts or maintenance hosts for the six TADs included in the EuFMD hold‐FAST strategy: FMD, peste des petits ruminants, lumpy skin disease, sheep and goatpox, Rift Valley fever and bovine ephemeral fever. We observed that wildlife can act as indicator species. In addition, they are occasionally victims of disease outbreaks, and they are often relevant for disease management as either bridge or maintenance hosts. Wildlife deserves to become a key component of future integrated surveillance and disease control strategies in an ever‐changing world. It is advisable to increase our knowledge on wildlife roles in relevant TADs to improve our preparedness in case of an outbreak in previously disease‐free regions, where wildlife may be significant for disease surveillance and control.
    Keywords Food and Agriculture Organization ; Rift Valley fever ; bovine ephemeral fever ; disease surveillance ; epidemiology ; foot-and-mouth disease ; indicator species ; livestock and meat industry ; lumpy skin disease ; monitoring ; public health ; sheep ; vaccination ; wildlife ; wildlife management ; zoonoses ; Europe
    Language English
    Dates of publication 2022-09
    Size p. 2462-2473.
    Publishing place John Wiley & Sons, Ltd
    Document type Article
    Note REVIEW
    ZDB-ID 2414822-2
    ISSN 1865-1682 ; 1865-1674
    ISSN (online) 1865-1682
    ISSN 1865-1674
    DOI 10.1111/tbed.14235
    Database NAL-Catalogue (AGRICOLA)

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  8. Article ; Online: African swine fever in wild boar, South Korea, 2019.

    Jo, Yeong-Seok / Gortázar, Christian

    Transboundary and emerging diseases

    2020  Volume 67, Issue 5, Page(s) 1776–1780

    Abstract: South Korea is the only Asian country where African swine fever (ASF) is spreading in wild boar (Sus scrofa) populations. This rapid communication describes the situation of ASF in South Korea since its first detection on 17 September 2019 with special ... ...

    Abstract South Korea is the only Asian country where African swine fever (ASF) is spreading in wild boar (Sus scrofa) populations. This rapid communication describes the situation of ASF in South Korea since its first detection on 17 September 2019 with special attention to ASF dynamics and management in wild boar. Since the first case in a wild boar was detected on 2 October 2019, a total of 86 wild boar have been confirmed as infected by PCR until 18 January 2020, and the monthly number of cases has been growing from October 2019 to January 2020. Interventions to limit ASF spread among wild boar in South Korea consist in fencing, population control and carcass search and disposal. The confirmed ASF-infected sites are immediately fenced, and a three-layer fencing system has been deployed to avoid southward spread of ASF. Hunting and trapping allowed culling 2,623 wild boar on 2,414 km
    Language English
    Publishing date 2020-03-16
    Publishing country Germany
    Document type Journal Article
    ZDB-ID 2414822-2
    ISSN 1865-1682 ; 1865-1674
    ISSN (online) 1865-1682
    ISSN 1865-1674
    DOI 10.1111/tbed.13532
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  9. Article ; Online: Implicaciones económicas de la pandemia por COVID-19 en el entorno rural

    Francisco Javier Rodríguez del Río / Christian Gortázar Smidh / Rosario Pérez Morote / Carolina Pontones Rosa

    Atención Primaria, Vol 56, Iss 2, Pp 102833- (2024)

    1481  

    Keywords Medicine (General) ; R5-920
    Language Spanish
    Publishing date 2024-02-01T00:00:00Z
    Publisher Elsevier
    Document type Article ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  10. Article ; Online: Implicaciones económicas de la pandemia por COVID-19 en el entorno rural.

    Rodríguez Del Río, Francisco Javier / Gortázar Smidh, Christian / Pérez Morote, Rosario / Pontones Rosa, Carolina

    Atencion primaria

    2023  Volume 56, Issue 2, Page(s) 102833

    Title translation Economic implications of the COVID-19 pandemic in the rural environment.
    MeSH term(s) Humans ; Pandemics ; COVID-19/epidemiology ; Environment ; Rural Population
    Language Spanish
    Publishing date 2023-12-05
    Publishing country Spain
    Document type Journal Article
    ZDB-ID 1200787-0
    ISSN 1578-1275 ; 0212-6567
    ISSN (online) 1578-1275
    ISSN 0212-6567
    DOI 10.1016/j.aprim.2023.102833
    Database MEDical Literature Analysis and Retrieval System OnLINE

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