Every graduate student and every undergraduate student also—I don't know about all universities, but at least I know what's going on at our university—has to follow ethics courses on the conduct of research, not specifically on the pathogens, but this is included in the larger framework of compulsory courses on ethics of research. When they come into the lab, they have to pass training on biosecurity. It's not 10 years of training, but they do have to have all the know-how and how to deal with micro-organisms. They have to be trained to be able to work in the lab when they are there and have a contract and will stay there for a number of weeks.
And the second part of your question was?