Tag Archives: vaccines

COVID-19 vaccine inequity allowed Omicron to emerge

While people in the wealthy West have had preferred access to multiple rounds of vaccines, vast numbers of people, especially in Africa and on the Indian subcontinent, haven’t received a single dose. (Pixabay/Canva) Dawn ME Bowdish, McMaster University and Chandrima Chakraborty, McMaster University Canada’s COVID-19 vaccination rate is 76 per cent — 10 times higher than it is across the …

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HPV vaccine cuts cervical cancer cases by almost 90% – but one in ten girls still haven’t been vaccinated

The HPV vaccine protects against cervical cancer. KT Stock photos/ Shutterstock Carol Dezateux, Queen Mary University of London; Helen Bedford, UCL, and Nicola Firman, Queen Mary University of London A vaccine to protect against human papillomavirus (HPV) has been found to cut cases of cervical cancer by nearly 90%, according to a recent study published in The Lancet. Cervical cancer, …

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How effective are vaccines against omicron? An epidemiologist answers 6 questions

Understanding how much protection a vaccine offers is not as simple as it sounds. Andriy Onufriyenko/Moment via Getty Images Melissa Hawkins, American University The pandemic has brought many tricky terms and ideas from epidemiology into everyone’s lives. Two particularly complicated concepts are vaccine efficacy and effectiveness. These are not the same thing. And as time goes on and new variants …

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How can scientists update coronavirus vaccines for omicron? A microbiologist answers 5 questions about how Moderna and Pfizer could rapidly adjust mRNA vaccines

Some vaccines use mRNA to make copies of the triangular red spike proteins to induce immunity. Juan Gaertner/Science Photo Library via Getty Images Deborah Fuller, University of Washington If the omicron variant of the coronavirus is different enough from the original variant, it’s possible that existing vaccines won’t be as effective as they have been. If so, it’s likely that …

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Top Kenyan scientist shares the joys and challenges of creating life-saving vaccines

Rift Valley Fever virus, 3D illustration. Kateryna Kon/Shutterstock George Warimwe, University of Oxford Professor George Warimwe should be a household name in Kenya. He’s a leading scientist who has created a life-saving vaccine against Rift Valley Fever. He is also leading policy-changing work on Yellow Fever vaccines. Warimwe has now been awarded the Royal Society Africa Prize for his work …

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Why India’s COVID-19 vaccine rollout is faltering – podcast

Daniel Merino, The Conversation and Gemma Ware, The Conversation In this episode of The Conversation Weekly podcast, as India’s COVID-19 crisis continues, we look at what’s holding back the country’s vaccination rollout and how a shift in strategy on distribution and pricing is causing concern. And we speak to a researcher who went hunting for fungi in the world’s largest …

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Can schools require COVID-19 vaccines for students now that Pfizer’s shot is authorized for kids 12 and up?

The Food and Drug Administration on May 10, 2021, granted the first emergency use authorization of a COVID-19 vaccine for adolescents. FG Trade via Getty Images Kristine Bowman, Michigan State University With the first COVID-19 vaccine now authorized for adolescents, ages 12 and up, a big question looms: Will students be required to get the vaccine before returning to their …

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Cuba’s race to make its own coronavirus vaccine – podcast

Daniel Merino, The Conversation and Gemma Ware, The Conversation In this episode of The Conversation Weekly podcast, how Cuba is pushing ahead with developing its own coronavirus vaccines – and could be nearing “vaccine sovereignty”. And we hear from a researcher about what he learned from asking hundreds of people about the biggest decisions of their lives. Throughout 2020, the …

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