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Pfizer-BioNTech’s COVID-19 vaccine just got a lot easier to transport and distribute

The COVID-19 vaccine developed by Pfizer and BioNTech now has less stringent and extreme transportation requirements than it debuted with. Originally, the mRNA-based vaccine had to be maintained at ultra-low […]




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Moderna says it’s making variant-specific COVID-19 vaccines, but its existing vaccine should still work

Moderna has detailed some of the steps it’s taking to ensure that its vaccine remains effective in the face of emerging strains of the SARS-CoV-2 virus that leads to COVID-19. […]




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A Second Chinese Coronavirus Vaccine Is Said to Be Effective

Brazilian officials said Thursday that a coronavirus vaccine made by a Chinese company was effective, bolstering the chances of approval for a second Chinese inoculation that could be rolled out […]




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China Has All It Needs to Vaccinate Millions, Except Much Proof Its Vaccines Work

The government has stressed that the vaccination drive is voluntary, and people will have to pay for the inoculations. Yanzhong Huang, a senior fellow for global health at the Council […]




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AstraZeneca Missteps Undermined U.S. Faith in Coronavirus Vaccine

Oxford hired an outside manufacturer to produce large quantities of the vaccine for the trial. But when researchers received a sample of the vaccine and measured its strength, they noticed […]




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AstraZeneca Vaccine Partner in China Dogged by Scandal

Oversight has been weak, contributing to a spate of scandals over substandard vaccines. While the government after each incident has vowed to do more to clean up the industry, regulators […]




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AstraZeneca Faces Difficult Questions About Its Vaccine After Admitting Mistake

The announcement this week that a cheap, easy-to-make coronavirus vaccine appeared to be up to 90 percent effective was greeted with jubilation. “Get yourself a vaccaccino,” a British tabloid celebrated, […]




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AstraZeneca and Oxford Say Vaccine Is Up to 90 Percent Effective

The drug maker AstraZeneca announced on Monday that an early analysis of its late-stage clinical trials in Britain and Brazil showed that its coronavirus vaccine was 90 percent effective when […]