Our ongoing battles with COVID variants delta and omicron highlight just how quickly viruses can mutate, and what that can mean for public health. How quickly can we modify COVID-19 vaccines to tackle any new variants that ...
Jan 26, 2022
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(HealthDay)—This season's flu vaccine may do little to prevent infection with the main circulating virus strain because the strain has changed since the vaccine was developed, a new study suggests.
Dec 17, 2021
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The emergence of COVID-19 variants such as delta and omicron have sent scientists scrambling to determine whether existing vaccinations and boosters are still effective against new strains of SARS-Cov-2.
Dec 10, 2021
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Questions about COVID-19 vaccine boosters—like who is eligible and how to choose one—have dominated scientific discussions, news headlines, and dinner-table conversations recently, but the practice of giving our immune ...
Nov 22, 2021
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It's well-known that COVID-19 pandemic restrictions pretty much quashed the 2020-2021 flu season, with influenza cases falling to never-before-seen lows in the United States.
Oct 25, 2021
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Winter is coming to the northern hemisphere, and with it the flu season—however advances spurred by the fight against COVID-19 are boosting hopes of finding a more reliable vaccine.
Oct 15, 2021
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The COVID-19 pandemic is a dramatic demonstration of evolution in action. Evolutionary theory explains much of what has already happened, predicts what will happen in the future and suggests which management strategies are ...
Aug 23, 2021
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The UN health agency said Tuesday that a second suspected case of infection by the deadly Ebola virus had been detected in Ivory Coast.
Aug 17, 2021
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Scientists at Children's Hospital of Philadelphia (CHOP) have identified two proteins that could be used for a potential vaccine against nontypeable Haemophilus influenzae (NTHi). Working in a mouse model, the investigators ...
Aug 2, 2021
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Relaxing restrictions like mask-wearing and social distancing when most people have been vaccinated greatly increases the risk of vaccine-resistant variants of the virus that causes COVID-19, new research showed on Friday.
Jul 30, 2021
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