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Accounts of how Pfizer's got its way into a large deal to provide 1.8 billion doses of its vaccine to the European Union were described by The New York Times as "a striking alignment of political survival and corporate hustle". [339] Shots worth €4 billion were reportedly wasted before the deal was re-negotiated.
The study included 294 participants who presented with symptoms of thrombocytopenia and thrombosis after receipt of the first dose of the Oxford–AstraZeneca COVID‑19 vaccine, showing an independent association between baseline platelet count and the presence of intracranial hemorrhage. The study established that 85% of the participants ...
A UK study estimated that one dose of Pfizer vaccine was 79.3% effective at reducing the risk of hospitalization from COVID-19 in people aged over 80. A single shot of AstraZeneca's was 80.4% ...
The Pfizer/BioNTech vaccine generates a robust immune response in 99% of people after one dose, new research suggests. One dose of the vaccine protects against severe disease and after two jabs ...
In the UK, 15,121 health care workers from 104 hospitals who had tested negative for antibodies prior to the study, were followed by RT-PCR tests twice a week from 7 December 2020 to 5 February 2021, a study compared the positive results for the 90.7% vaccinated share of their cohort with the 9.3% unvaccinated share, and found that the Pfizer ...
The Food and Drug Administration (FDA) recently released guidance saying everyone six months and older is eligible for at least one dose of the updated Covid-19 vaccines; the shots are currently ...
How COVID‑19 vaccines work. The video shows the process of vaccination, from injection with RNA or viral vector vaccines, to uptake and translation, and on to immune system stimulation and effect. Part of a series on the COVID-19 pandemic Scientifically accurate atomic model of the external structure of SARS-CoV-2. Each "ball" is an atom. COVID-19 (disease) SARS-CoV-2 (virus) Cases Deaths ...
Among the over-80s, Covid testing data on more than 12,000 people found at least 57% protection against coronavirus 28 days after vaccination with a single dose of Pfizer, rising to 88% after a ...