Corbevax, which is being produced in India, is grown in yeast in a similar way to several other widely available vaccines. The technology used to make it is far simpler and much more readily available than that used to produce mRNA vaccines. In theory, Corbevax could be produced cheaply in large quantities to improve Covid-19 vaccine availability around the world. It was developed by a team from Baylor College of Medicine in Texas, including Maria Elena Bottazzi.Antibiotic-resistant superbugs are thought to have emerged in response to the use of antibiotics. The discovery of a superbug living on the skin of hedgehogs has challenged this view. The superbug is thought to have been living with hedgehogs long before antibiotics were discovered. Jesper and Anders Larsen at the Danish State Serum Institute in Copenhagen explain.Modifying viruses, using them to infect or kill pest organisms is an attractive proposition. However, there are concerns about what might happen when they are released, particularly over their ability to mutate and evolve, says Filippa Lentzos from Kings College Department of Global Health and Social Medicine in London.And The Royal Botanical Gardens at Kew have released the names of over 200 new species of plants and fungi discovered last year. Mycologist Tuula Niskanen and botanist Martin Cheek tell us more.(Image: Getty Images)Presenter: Roland Pease
Producer: Julian Siddle

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