Publications by authors named "Marco Farioli"

Article Synopsis
  • The study monitored the circulation of Influenza A virus (AIV) in wild ducks and birds in Lombardy from 2022-2024, analyzing samples collected from hunting and dead birds using real-time RT-PCR and whole genome sequencing.
  • Out of 3,497 hunted ducks, 184 tested positive for AIV, revealing 21 different subtypes, with H5N1 HPAIV being the most common during winter 2022-2023.
  • In surveys of dead wild birds, notably buzzards and gulls, two buzzards and one grey heron tested positive for H5N1, while gulls showed a significant increase in positivity from 0% in 2022 to 51%
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Article Synopsis
  • * The virus re-emerged in 2007, leading to outbreaks in various regions including Italy, where the first case was documented in a wild boar in January 2022, eventually spreading to pig farms by mid-2023.
  • * The report highlights the response to ASF outbreaks in Lombardy, focusing on epidemiological investigations and measures taken to minimize economic impacts on the pig industry, in compliance with national and European regulations.
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We isolated Issyk-Kul virus (ISKV) from a bat sampled from Italy in 2021 and conducted ISKV-specific surveillance in bats collected in Italy during 2017-2023. ISKV circulation among synanthropic and sedentary species of bat, such as Savi's pipistrelle bat (Hypsugo savii) in northern Italy, may have public health implications in this region.

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In August 2023, six locally acquired dengue virus 1 infections were detected in Lodi province, Lombardy Region, in northern Italy, where the vector is present. Four cases were hospitalised, none died. The viruses clustered with Peruvian and Brazilian strains collected between 2021 and 2023.

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West Nile disease is a vector-borne disease caused by West Nile virus (WNV), involving mosquitoes as vectors and birds as maintenance hosts. Humans and other mammals can be infected via mosquito bites, developing symptoms ranging from mild fever to severe neurological infection. Due to the worldwide spread of WNV, human infection risk is high in several countries.

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Article Synopsis
  • The European Union experienced three significant epidemic seasons recently, with the HPAI outbreak in 2021-2022 being the most severe, particularly affecting Italy.
  • In Lombardy, over 66.7% of HPAI outbreaks occurred in areas with the highest poultry density, indicating a direct link between bird density and outbreak likelihood.
  • To mitigate future HPAI outbreaks, it's suggested that more robust control measures be implemented, alongside considering vaccination in high-risk areas.
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This study described a SARS-CoV-2 infection in minks on an Italian farm. Surveillance was performed based on clinical examination and a collection of 1879 swabs and 74 sera from dead and live animals. The farm was placed under surveillance for 4.

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Article Synopsis
  • * Researchers identified seven sand fly species, with one species making up nearly 88% of the total, and five of these species are known vectors for leishmaniasis, a disease that can cause severe health issues.
  • * The findings indicate a significant risk for leishmaniasis in Northern Italy, highlighting the need for ongoing monitoring and control measures to prevent future outbreaks of the disease.
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In Italy, the West Nile Virus surveillance plan considers a multidisciplinary approach to identify the presence of the virus in the environment (entomological, ornithological, and equine surveillance) and to determine the risk of infections through potentially infected donors (blood and organ donors). The costs associated with the surveillance program for the Lombardy Region between 2014 and 2018 were estimated. The costs of the program were compared with a scenario in which the program was not implemented, requiring individual blood donation nucleic acid amplification tests (NAT) to detect the presence of WNV in human samples throughout the seasonal period of vector presence.

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Wild birds play an important role in the circulation and spread of pathogens that are potentially zoonotic or of high economic impact on zootechnical production. They include, for example, West Nile virus (WNV), Usutu virus (USUV), avian influenza virus (AIV), and Newcastle disease virus (NDV), which, despite having mostly an asymptomatic course in wild birds, have a strong impact on public health and zootechnical production. This study investigated the presence of these viruses in several wild bird species from North Italy during the biennium 2019-2020.

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The first events of bee decline in Italy were reported during 1999. Since then, population decline has frequently been reported in Lombardy. In this study, the association between bee decline and the type of land surrounding the apiary was evaluated.

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From 1 May 2015 to 31 October 2015 over 20 million visitors from all over the world visited the Universal Exhibition (EXPO) hosted by Milan (Lombardy region, Italy), raising concerns about the possible introduction of mosquito-borne diseases from endemic countries. The entomological surveillance protocol performed in Lombardy over the last three years was implemented in the EXPO area and in the two major regional airports using both Center for Disease Control CO₂ and Biogents Sentinel traps. This surveillance aimed to estimate the presence and densities of putative vectors, and also to support investigations, including the vector species involved and area of diffusion, on the local spread of Chikungunya, Dengue and West Nile viruses (WNV) by competent vectors.

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Article Synopsis
  • West Nile virus (WNV) has re-emerged as a health concern in Europe, especially in northern Italy, with increased outbreaks and human cases since 2008.
  • In 2013, extensive entomological surveillance identified 562,079 mosquitoes, with a notable 1.9% testing positive for WNV, primarily of lineage II, and also detected the related Usutu virus in 2.6% of mosquito pools.
  • The study found that Culex pipiens mosquitoes were the main WNV vectors, and the conditions in areas with higher mosquito abundance were warmer and less rainy, promoting WNV circulation.
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