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2E399DX Messenger RNA or mRNA strand 3D rendering illustration with copy space. Genetics, science, medical research, genome replication concepts.

Delivering mRNA inside a human protein could help treat many diseases

19 August 2021

It is difficult to get mRNA delivered into any cells other than liver cells, but a way of packaging them with an existing human protein might help treat several diseases or conditions
A nurse administers a dose of the Pfizer Covid-19 vaccine to a college student during a City of Long Beach Public Health Covid-19 mobile vaccination clinic at the California State University Long Beach (CSULB) campus on August 11, 2021 in Long Beach, California. - Students, staff, and faculty at the California State University (CSU) and University of California (UC) system schools will be required to be fully vaccinated in order to attend in-person classes. All teachers in California will have to be vaccinated against Covid-19 or submit to weekly virus tests, the state's governor announced June 11, as authorities grapple with exploding infection rates. (Photo by Patrick T. FALLON / AFP) (Photo by PATRICK T. FALLON/AFP via Getty Images)

Two covid-19 vaccines are 15 per cent less effective against delta

18 August 2021

A large UK study shows that two doses of the Pfizer or AstraZeneca vaccines provide good protection against symptomatic infections by the delta coronavirus variant, but not as good as against older variants

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