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When it comes to whether you’re protected against Covid-19, either by immunization or natural infection, controversy has swirled around antibody levels and how good a predictor they are. Dorry Segev, a transplant surgeon at Johns Hopkins who has looked at …
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Variants of Covid are springing up all the time, perhaps in people who have compromised immune systems and experience prolonged infection or in animal hosts. Stuart Ray, an infectious disease expert at Johns Hopkins, says right now with Delta and …
Omicron is not the last Covid variant, Elizabeth Tracey reports Read more »
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Both vaccine developers and the FDA have agreed that as new Covid variants emerge and updated vaccines are required, the pathway for providing them should involve testing in far fewer people and over a shorter period of time. Jonathan Zenilman, …
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Why aren’t Covid vaccines, especially mRNA vaccines, being produced against variants such as Omicron as they emerge? Anna Durbin, an infectious disease expert at Johns Hopkins, says this is what the technology promises. Durbin: I do think we have to …
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If you’ve had three doses of an mRNA vaccine against Covid you are much less likely to require hospitalization, require ICU level care, or die from Covid-19, even with the now dominant Omicron variant, than if you aren’t vaccinated at …
There is some protection against Omicron with current vaccines, Elizabeth Tracey reports Read more »
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Vaccination against the human papilloma virus, or HPV, all but eliminates cervical cancer in those who receive the vaccine early and complete the vaccine series, a study from the UK finds. William Nelson, director of the Kimmel Cancer Center at …
The benefits of the HPV vaccine are proven in a new study, Elizabeth Tracey reports Read more »
