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El virus que mata a los koalas se transmite de madre a cría, según un estudio

El virus que mata a los koalas se transmite de madre a cría, según un estudio
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Key people involved in our Covid fight reveal the triumphs and heartbreaking failures

The hunt for a vaccine has taken centre stage over the past year as scientists worldwide devoted themselves to finding a way out of the Covid-19 pandemic. As more of us benefit, we can only marvel that in just ten months researchers managed to develop, test, make and distribute effective vaccines, something that would usually take more than ten years. But the journey has not been easy, as a new BBC Horizon documentary highlights. Here, some of the key people involved reveal the triumphs and heartbreaking failures involved in their pioneering work to get us vaccinated.  The race begins  The race to find a vaccine began on January 10, 2020. That was when Professor George Gao, head of the Chinese Center for Disease Control and Prevention, sounded the starting gun for vaccine scientists worldwide.

Dr Sanjay Gupta: Race for the Vaccine

Dr. Sanjay Gupta: ‘Race for the Vaccine’ In the United States, the finish line for the pandemic as we’ve been experiencing it for the past year-plus is very much in sight so much so that the US Centers for Disease Control and Prevention essentially said so on Thursday: Fully vaccinated people no longer need to wear masks indoors or out, or socially distance, except in a rare circumstances. This new guidance speaks not only to the effectiveness of the vaccines, but also the trust major medical and public health organizations have placed in them. They believe that when the story of this pandemic is finally written, it will be about the vaccines and the science behind them that finally rescued us.

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