Pfizer’s celebrated Covid-19 vaccine freezes many people out — but a rival mRNA team says they thawed out a solution
Once the euphoria began to wane a bit following Pfizer’s dramatic unveiling of a 90%-plus effectiveness rate from its pivotal Covid-19 vaccine study earlier this week, less affluent countries and regions around the world began to wonder if they would ever be able to get in line for it.
The vaccine has to be shipped in -70 degrees celsius temps and then used within 5 days of being thawed. For distributors in China, that means building a unique distribution system to deliver the first dose and then a booster. And there are plenty of countries that say they can’t afford to go that route — adding a big obstacle in front of a huge logistical challenge.
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