sevenmontheighteenA farm in Rio Grande do Sul, Brazil, was found to have an outbreak of Newcastle disease. The epidemic has caused approximatelyseven thousandOnly poultry died, accounting for a percentage of the total number in the farm50%about.

Newcastle disease is an acute, highly contagious avian disease caused by the Newcastle virus. It has a high incidence rate andMortality rateIt is a major infectious disease that poses a threat to the poultry industry.OIEList it asAClass disease.The Newcastle disease virus has strong resistance to the external environment,The survival rate is high in low-temperature environments, butstay55℃effectforty-fiveUnder the influence of minutes and direct sunlightthirtyMinutes can be inactivated，Viruses are sensitive to ether, and most detergents can quickly inactivate them. Newcastle disease mainly harms chickens, guinea pigs, and turkeysetc.. The feces and oral mucus of sick and infected chickens are the main sources of infection for this disease.

Brazilian export chicken production workshop

The Newcastle Diseaseprevention and controlThe main focus is on controlling the condition, reducing deaths, and preventing secondary infections. In order to prevent the spread of the epidemic, the Brazilian government quickly took containment measures and closed the poultry farms involved in accordance with the eradication procedures stipulated in the "Emergency Plan for Avian Influenza and Newcastle Disease"，Kill and destroy all poultry；Clean and disinfect the site, and set up sanitary barriers，Suspend the circulation of poultry，And monitor the movement of personnel and poultry in the area where the epidemic occurred，And around the outbreak areatenConduct an emergency investigation within a radius of one kilometer. The Brazilian Ministry of Agriculture and Animal Husbandry also quickly activated the emergency response mechanism and declared a state of animal health emergency in Rio Grande do Sul, with a validity period ofninetyOh my god.

The Brazilian Ministry of Agriculture, Livestock and Supplytwo thousand and twenty-fouryearsevenmontheighteenReported to the World Organization for Animal Health on the outbreak of Newcastle disease in Antagorda, Rio Grande do Sul, Brazil. To prevent the spread of the epidemic to the international market，The Brazilian government has also announced an export ban to uphold international food safety standards. The Brazilian Ministry of Agriculture announced a suspension of exports to multiple countries including China, the European Union, Argentina, India, South Africa, and MexicoExporting chicken, eggs, and other poultry products from home and region. Brazil is one of the world's largest chicken exporting countries, and this export banseriousAffected Brazil's chicken exportsAnd economic development,Brazil's largest chicken producerBRF SAAs a result, the stock price closed down7.9%Set a record for last yearelevenThe largest decline since the beginning of the month.

Brazil's largest chicken producerBRF SA

Although Newcastle disease does not pose a direct threat to humans, its destructive power on the poultry industry may indirectly affect human food safety and public health. Newcastle diseaseone thousand nine hundred and twenty-sixSince its first discovery, it has caused multiple pandemics worldwide. In recent yearsThe outbreak of Newcastle disease occurs from time to time worldwide：2019yearfiveNew City outbreak in Sonora, Mexico，elevenmonthNewcastle disease outbreak in Klelahi County, Wallachia Region, Romania； two thousand and twenty-threeyearthreeNew City Disease Outbreak in Moldova，6The outbreak of Newcastle disease occurred in Irkutsk Oblast, Russia in the month ofetc.. This has had a serious impact on the poultry farming industry.

The outbreak of Newcastle disease in poultry farms in Rio Grande do Sul, Brazil has attracted widespread attention from the local government and the international community. The spread of viral diseases is highly rapid and unpredictable，This characteristic requires countries to remain vigilant at all times, strengthen epidemic monitoring and prevention and controlTheWe will take measures to enhance the response capacity of the public health system, promote vaccine research and development and use, strengthen international cooperation, raise public health awareness, and strengthen the supervision of the food supply chain to jointly address global health challenges.