Looking at the Southern Hemisphere's previous flu season can help us know what to expect in the Northern Hemisphere for the upcoming flu season. Influenza vaccine recommendations for respectively 25% and 39% of the Northern and Southern Hemisphere countries were out of phase with peak influenza circulation in their corresponding hemisphere . In temperate climates of both the northern and southern hemispheres, the influenza season happens in the winter. Epidemiologic and virologic assessment of the 2009 ... Decreased Influenza Activity During the COVID-19 Pandemic ... The 2021- 2022 northern hemisphere vaccine has an updated component to address recent changes in circulating influenza A(H3N2) viruses. Southern hemisphere temperate region Influenza activity was low in the early part of the year. An expert committee meeting in Memphis, Tenn., this week recommended swapping out the A/H3N2 and B strains in . PDF 2020-2021 Influenza Vaccination Recommendations and ... Risk Factors and Attack Rates of Seasonal Influenza ... Epidemiologic and virologic assessment of the 2009 influenza A (H1N1) pandemic on selected temperate countries in the Southern Hemisphere: Argentina, Australia, Chile, New Zealand and South Africa Influenza Other Respir Viruses. Influenza A(H3N2) and, to a lesser extent A(H1N1), circulated in Argentina, Australia and Chile, while New Zealand reported predominantly • Fewer countries are reporting data, and fewer viruses are being detected in general. (2020). WHO recommends vaccine composition for 2010 influenza ... The WHO recommends specific vaccine viruses for inclusion in influenza vaccines, but then each country makes their own decision about which viruses should be included in . PDF Questions and Answers The timing of influenza activity and the predominant circulating virus in the Southern Hemisphere during May 19-September 28, 2019 varied by region. As In the Southern Hemisphere, flu season would have been just taking off, but cases were . COVID-19 and Influenza Surveillance - Coronavirus • Influenza A(H1N1)pdm09, influenza A(H3N2), and influenza B/Victoria viruses have co-circulated. A World Health Organization (WHO) expert committee today recommended changes for two of three strains in the trivalent versions of influenza vaccines for the Southern Hemisphere next year because of changes in circulating strains. The decline in influenza virus circulation observed in the United States also occurred in other Northern Hemisphere countries (3,4) and the tropics (5,6), and the Southern Hemisphere temperate climates have had virtually no influenza circulation. Influenza detections remained very sporadic, while in some part of Australia - Laboratory-confirmed influenza The number of laboratory confirmed influenza cases has decreased from a peak reached in week 33. An expert committee meeting in Memphis, Tenn., this week recommended swapping out the A/H3N2 and B strains in . We analyzed the change in the influenza-positive proportions (IPP) between 2010-2019 and 2020 in Southern hemisphere countries with ≤40% missing IPP data . Proper Name: Influenza Vaccine. Southern Hemisphere influenza vaccine (Fluzone SH), if available, should be administered to individuals permanently or temporarily assigned in the Southern Hemisphere between April and October. ¶ Influenza A(H3N2) viruses were predominant in most regions; however, influenza A(H1N1)pdm09 and influenza B/Victoria viruses predominated in several countries. Tradename: Afluria Quadrivalent, Afluria Quadrivalent Southern Hemisphere. Countries with a similar onset period of their main influenza season where the circulating influenza viruses are closely related to the recommended vaccine viruses, are grouped into eight geographical 'Influenza Vaccination Zones'. Influenza Activity — United States and Worldwide, May 19-September 28, 2019, and Composition of the 2020 Southern Hemisphere Influenza Vaccine Two components, for influenza A(H3N2) and B viruses of the vaccine recommended for the southern hemisphere, were changed in comparison with the southern hemisphere 2017 influenza season. A World Health Organization (WHO) expert committee today recommended changes for two of three strains in the trivalent versions of influenza vaccines for the Southern Hemisphere next year because of changes in circulating strains. Australia - Laboratory-confirmed influenza and ILI From 26 April to 9 May 2021, there were 13 laboratory-confirmed influenza notification to the National . Recommendations are usually made in February for the following influenza season in the northern hemisphere and in September for the following influenza season in the southern hemisphere. during the Southern Hemisphere influenza season, receipt of the United States licensed Southern Hemisphere formulation influenza vaccine before departure should be considered. influenza A(H3N2) viruses than against influenza A(H1N1) pdm09 or influenza B viruses, likely because A(H3N2) viruses evolve more rapidly and are able to escape immunity (1). Australia - Laboratory-confirmed influenza The number of laboratory confirmed influenza cases has decreased from a peak reached in week 33. World Health Organization = Organisation mondiale de la Santé. In the temperate zones of the northern hemisphere, influenza activity remained at inter-seasonal levels. doi: 10.1111/j.1750-2659.2011.00249.x. In the Southern Hemisphere countries of Australia, Chile, and South Africa, only 33 influenza positive test results were detected among 60,031 specimens tested in Australia, 12 among 21,178 specimens tested in Chile, and six among 2,098 specimens tested in South Africa, for a total of 51 influenza positive specimens (0.06%, 95% confidence . The influenza A( H1N1)pdm09 and influenza B recommendations for the 2021 southern hemisphere and 2021-2022 northern hemisphere influenza vaccines are the same. In the temperate zone of the northern hemisphere, influenza activity remained below inter-seasonal levels. Southern Hemisphere influenza vaccine will be administered to all permanently or temporarily assigned to an area designated as a Southern Hemisphere influenza zone between April and October. Update. The risk for exposure to influenza during travel depends somewhat on the time of year and destination. Twice a year, in February and September, the World Health Organisation through its Global Influenza Surveillance Network (GISN), recommends appropriate influenza viruses to be included in the seasonal influenza vaccine for the upcoming Northern and Southern Hemisphere winters. 23-26 September 2019 Geneva, Switzerland. Northern and Southern Hemisphere Influenza vaccines should be separated by at least 28 days. Looking at the Southern Hemisphere's previous flu season can help us know what to expect in the Northern Hemisphere for the upcoming flu season. In the temperate zone of the southern hemisphere, influenza activity was generally low in most countries during this period and remained at inter-seasonal levels In the temperate zone of the southern hemisphere, influenza activity followed seasonal trends. Risk Factors and Attack Rates of Seasonal Influenza Infection: Results of the Southern Hemisphere Influenza and Vaccine Effectiveness Research and Surveillance (SHIVERS) Seroepidemiologic Cohort Study J Infect Dis. Manufacturer: Seqirus Pty. Influenza Virus Vaccine Strain Selection - 2017 Southern Hemisphere Vaccines and Related Biological Products Advisory Committee (10/13/2016) Jerry P Weir, PhD, Director North America reported high influenza activity caused by A(H1N1)pdm09 from January until May, type B viruses from January until June and A(H3N2) from March until May. In the temperate zone of the southern hemisphere, influenza activity is reported during the influenza season usually starting in May in Australia and New Zealand. 3 Fluzone® Quadrivalent Southern Hemisphere is a vaccine indicated for active immunization for 4 the prevention of influenza disease caused by influenza A subtype viruses and type B viruses 5 . The group also reviewed the latest information about zoonotic flu viruses and recommended three new . Influenza A(H1N1)pdm09 candidate vaccine viruses for vaccine development and production for the southern hemisphere 2014 . Countries designated by the World Health Organization (WHO) for vaccination with the Southern Hemisphere influenza vaccine are noted in Appendix 1. The data pre-sented have been derived primarily from reports pub- Recommended composition of influenza virus vaccines for use in the 2021 southern hemisphere influenza season - Composition recommandée des vaccins antigrippaux pour la saison grippale 2021 dans l'hémisphère Sud. In addition, Kenya and Malaysia are categorized as having year-round activity without any distinct peaks. In the Northern Hemisphere, the flu season can begin as early as October and can last as late as April or May. In the temperate regions of the Southern Hemisphere, influenza activity typically occurs during April - September. Influenza is carried by people from place to place, transmitted from person to person mostly by coughs, sneezes and breathing. In the southern hemisphere, influenza activity began to increase in April and widespread outbreaks of influenza A(H3N2) were reported in South Africa in June. Tradename: Afluria, Afluria Southern Hemisphere. southern hemisphere influenza season (who.int) WHO recommendation for 2021-2022 Northern Hemisphere influenza seasons: Recommended composition of influenza virus vaccines for use in the 2021- 2022 In the Caribbean and Central American countries, sporadic influenza B virus detections were reported in some countries. The SIV (southern hemisphere), when available, will be given by phases to the elderly, starting from the oldest age group, such as those aged 85 or above, in the community first as they are at higher risk of developing severe illness after infecting influenza. Globally, despite continued or even increased testing for influenza in some countries, influenza activity remained at lower levels than expected for this time of the year. Recommendations for the composition of influenza virus vaccines for use in the 2022 southern hemisphere influenza season; Review of the need and subsequent selection of new A(H7N9), A(H5) and other subtype or variant viruses for the development of new candidate vaccine viruses for pandemic preparedness purposes. This recommendation relates to the influenza vaccines for use in the southern hemisphere 2022 influenza season. As •Southern Hemisphere influenza vaccines might differ in viral composition from Northern Hemisphere formulations. for the northern and southern hemisphere influenza seasons, respectively. The Southern Hemisphere Influenza and Vaccine Effectiveness Research and Surveillance (SHIVERS) project, a 5-year (2012-2016) multia … Antigenically, viruses in subgroups of the V.1A.3a group differ and show some loss of reactivity with post-infection ferret antisera raised against B/Washington/02/2019. World Health Organization (WHO) flu vaccine advisors met in Atlanta this week to recommend the seasonal influenza strains to include in the Southern Hemisphere's 2019 vaccine and recommended swapping out the H3N2 component in egg-based vaccines. A recommendation will be made in February 2022 relating to vaccines that will be used for the northern hemisphere 2022- 2023 influenza season. The group also reviewed the latest information about zoonotic flu viruses and recommended three new . Influenza Vaccine Manufacturing Industry Perspective for 2016-17 Northern Hemisphere Influenza Vaccine Supply, CBER, Biologics Created Date 3/17/2016 9:37:29 AM
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