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Testing Requirement Tightened for International Visitors

In Travel Vaccine News by Travel Vaccine

The Centers for Disease Control and Prevention (CDC) announced today the Global Testing Order had been shortened the required testing timeline for all international air travelers visiting the U.S.
Effective on December 6, 2021, prospective visitors must from any foreign country complete an approved COVID-19 test one day before departure to the U.S. 
This revision strengthens already robust protocols for international travel, including requirements for foreign travelers to be fully vaccinated.

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This Coronavirus is a Continuous Shape-Shifter

In COVID-19, Latest News by Precision Vaccinations

A research team led by investigators at Harvard Medical School (HMS) recently identified several likely SARS-CoV-2 coronavirus mutations that empower the new virus to evade immune defenses, including natural immunity acquired through infection, from COVID-19 vaccination, and antibody-based treatments.
Published by the journal Science on December 2, 2021, this study evaluated the consequences of this viral evolution.

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Solving the Ultra-Rare Blood Clot Mystery Linked to Adenovirus-Based COVID-19 Vaccines

In COVID-19, Latest News by Precision Vaccinations

An international team of scientists believes they may have found a molecular mechanism behind the extremely rare blood clots recently linked to adenovirus COVID-19 vaccines.
Scientists led by a team from Arizona State University, Cardiff University, and others investigated vaccine-induced immune thrombotic thrombocytopenia (VITT), also known as thrombosis with thrombocytopenia syndrome (TTS).