Conventional wisdom is that previous infection with omicron subvariant BA.1 or BA.2 does notprotect against BA.5, but data from Portugal show considerable protection against BA.5 infection from previous BA.1 or BA.2 infection. https://nej.md/3pVDLxz
Current evidence shows that #COVID19 vaccines are safe to use during pregnancy and breastfeeding.
The latest advice can be found in our summary of Coronavirus Yellow Card reporting:
https://gov.uk/government/publications/coronavirus-covid-19-vaccine-adverse-reactions/coronavirus-vaccine-summary-of-yellow-card-reporting…
If you are #pregnant in the UK, the @NHSuk strongly recommends that you get the #CovidVaccine if you are not already protected.
The advice has not changed!
So why are some people saying that it has? ...
https://nhs.uk/conditions/coronavirus-covid-19/coronavirus-vaccination/pregnancy-breastfeeding-fertility-and-coronavirus-covid-19-vaccination/…
記事の抗原原罪の説明は勉強になる。名前に反しその現象はしばしば有益または中立。最初のウイルスへのワクチンが変異体にも重症化を防ぐ効果があることを説明すると
"Contrary to its biblical thunderclap of a name, the phenomenon is nuanced — more often beneficial or neutral than harmful."
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Eric Topol
@EricTopol
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Good explainer of imprinting, aka original antigenic sin, and how it may influence response to the BA.5 booster vaccine response
https://washingtonpost.com/health/2022/08/22/coronavirus-immune-response-boosters/… by @Carolynyjohnson