A newly published study that may be of interest. http://www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0022378?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+plosone%2FPlantBiology+%28PLoS+ONE+Alerts%3A+Plant+Biology%29
