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What the Delta variant s trajectory in Israel and the UK could mean for the US
What the Delta variant s trajectory in Israel and the UK could mean for the US
Posted: Jul 9, 2021 8:41 PM
Updated: Jul 9, 2021 8:41 PM
Posted By: By Deidre McPhillips, CNN
All eyes are on the Delta variant that is now dominant in the United States as new Covid-19 cases rise week-to-week and the variant first identified in India and also known as B.1.617.2 accounts for a growing share.
But trends from Israel and the United Kingdom where the variant became dominant a few weeks sooner than in the US present hope for a less deadly and severe surge than others that have come before. And experts
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It s normal for vaccine immunity to decline over time, Pfizer researcher says
From CNN s Virginia Langmaid
It is “not unusual” for vaccine-induced immunity to wane over time in the world of vaccine production, Dr. Stephen Thomas, coordinating principal investigator for Pfizer/BioNTech’s vaccine trial, said Friday.
“For those of us that have been making vaccines for a long time, it is not unusual for immune responses after vaccination to wane over time,” Thomas told CNN. “What is the crucial point though, and which we don’t know the answer to right now is, even though that immunity wanes over time, does it remain above a level which we need to protect people?”
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