Like so many others, I spent a bit of time recently being ill. In between the sniffles, coughs, nausea and self-indulgence, I had time to think about immunity, but not just my own. I found myself musing about plant immunity. I mean they get sick too, right? Well yes they do and after some quick research I was surprised and impressed at the complexity and ingenuity of immunological response exhibited by those in the other living kingdom. More . . .