How the Experimental Ebola Serum Is Being Grown Inside Tobacco Plants

For years, scientists have been looking for cheaper and faster ways to make vaccines, including tinkering with what sounds like an unlikely source: Tobacco plants. In fact, the highly experimental serum given to the two American Ebola patients was created using this novel technique. Here's how it works. » 8/07/14 2:36pm 8/07/14 2:36pm