Sea Bees and yeasty antibodies Lost in Science

Stu talks about new research which is helping to combat bacterial infections through the delivery of antibodies into the gut system by an unlikely courier, a yeast cell! Also on the show, Claire gets into the International Year of Plant Health and looks at the plants of the ocean - seagrasses! What are they, why are they so important, and did you know there are tiny invertebrate sea bee-like creatures that pollinate their flowers underwater?