Covid: Immune therapy from llamas shows promise

, Covid: Immune therapy from llamas shows promise, The Evepost BBC News
, Covid: Immune therapy from llamas shows promise, The Evepost BBC News

By vaccinating Fifi with a tiny, non-infectious piece of the viral protein, the scientists stimulated her immune system to make the special molecules. The scientists then carefully picked out and purified the most potent nanobodies in a sample of Fifi’s blood; those that matched the viral protein most closely, like the key that best fits a specific lock.