BBC Inside Science The rising threat of bird flu
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Jan 9, 2025 In this engaging discussion, Lizzie Gibney, a Senior Physics Reporter at Nature, dives into the complexities of antimatter transport. The experts also tackle the alarming rise of H5N1 bird flu, with discussions on its mutations and potential for human transmission. They reflect on the delicate balance between humans and polar bears in Churchill, Manitoba, and explore the remarkable migratory journeys of animals. This blend of virology, conservation, and cutting-edge physics makes for a captivating listen!
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Bird Flu Pandemic Risk
- Avian influenza, specifically H5N1, is a top pandemic concern.
- It's been around for decades but gained attention after spreading through US dairy cattle.
Increase in Human Cases
- The US has seen a significant rise in H5N1 cases, exceeding 55 confirmed.
- Many cases go undetected as some individuals remain asymptomatic.
Undetected Cases
- Antibody tests on Michigan dairy farm workers revealed prior H5N1 infections.
- These workers never showed symptoms or tested positive, highlighting undetected spread.