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Remdesivir a drug eventually rejected as a treatment for Ebola seems to have aided recovery in a trial with more than a thousand Covid -19 patients. Researchers are cautious but hopeful; a leading health official in the US has made comparisons with the impact of game changing drugs used to treat HIV.

In contrast an organisation researching the mechanisms by which bat coronaviruses infect humans has had its funding cut following criticism from President Trump.

A scheme to help manufacture ventilators and protective equipment worldwide has seen some success with a simple ventilator they developed, now in use in hospitals.

And we look at climate change –with this year set for extreme weather

(Image: Liberian photographer Alphanso Appleton took this picture of a schoolgirl and sent it to the Wellcome Trust, to express thanks for their and others’ efforts to develop an Ebola vaccine. Credit: Alphanso Appleton/Wellcome Trust)

Presenter: Roland Pease
Producer: Julian Siddle