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Vaccines alone may not be enough to end pandemic — ScienceDaily

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At the same time as vaccines have gotten extra available within the U.S., defending towards the asymptomatic and pre-symptomatic unfold of the virus (SARS-CoV-2) that causes COVID-19 is essential to ending the pandemic, say two Georgetown infectious illness consultants.

Of their Perspective, “SARS-CoV-2 Transmission With out Signs” revealed March 18 within the journal Science, Angela L. Rasmussen, PhD, and Saskia V. Popescu, PhD, MA, college associates of the Heart for World Well being Science and Safety at Georgetown College Medical Heart, make the case that symptomless transmission silently drives viral unfold and is essential to ending the pandemic.

“Figuring out the true transmission functionality of asymptomatic and pre-symptomatic instances is inherently complicated, however information gaps shouldn’t detract from acknowledging their function within the unfold of SARS-CoV-2,” the authors write.

“We will not depend on vaccination alone to regulate the pandemic,” says Rasmussen. “Vaccines are nice for shielding individuals towards illness, however we do not but understand how effectively they work to guard towards transmission.”

Rasmussen says that from a organic perspective, it might be unlikely vaccine that protects effectively towards illness wouldn’t defend towards an infection. “However identical to the vaccines do not provide 100% safety towards getting sick, in addition they aren’t 100% prone to defend towards transmission.”

As well as, whereas vaccines reportedly will grow to be broadly out there within the U.S. by summer time, that isn’t the case in the remainder of the world the place the pandemic continues unabated.

“Asymptomatic and pre-symptomatic transmission poses a novel problem for public well being and an infection prevention mitigation efforts,” says Popescu. “Finally that is one thing we might want to repeatedly hold our eye on as we transfer into the subsequent section of the COVID-19 pandemic and a discount of illness as a consequence of vaccinations.”

Rasmussen and Popescu conclude, “Till there’s widespread implementation of strong surveillance and epidemiological measures that enable us to place out these smokeless fires, the COVID-19 pandemic can’t be totally extinguished.”

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Materials supplied by Georgetown University Medical Center. Notice: Content material could also be edited for model and size.


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