Do Chinese COVID-19 vaccines need redesign to tackle variants?

Do Chinese COVID-19 vaccines need redesign to tackle variants? By GT staff reporters Published: Jan 26, 2021 09:40 PM Staff members check automated vial cleansing line and tunnel drying oven at the COVID-19 vaccine workshop of Sinovac Life Sciences Co., Ltd. in Beijing, capital of China, Jan. 6, 2021. With worrisome signs that some recent coronavirus mutations may dampen the effectiveness of current vaccines, US drugmaker Moderna and Oxford scientists are mulling new vaccines to tackle mutant strains. Meanwhile, concerns have emerged in China as to whether there’s a need to update vaccines and whether vaccine exports will be affected.Moderna…