http://www.scoop.co.nz/stories/SC1307/S00068.htm Psa family tree gives new tools to breed for resistance Friday, 26 July 2013, 10:12 am Press Release: Plant and Food Research Researching the Psa family tree gives scientists new tools to breed for resistance Auckland, New Zealand. 26 July 2013…A team of researchers from four countries have analysed the DNA of the kiwifruit disease Psa to identify its origins and develop new ways of breeding for resistance against it. An international collaboration of scientists at five organisations - Plant & Food Research and Massey University in New Zealand, Max Planck Institute for Evolutionary Biology in Germany, University of Basel in Switzerland and University of Toronto in Canada – has shown that a single source of the Psa bacterium is responsible for the recent outbreaks of Psa in New Zealand and Italy, as well as earlier outbreaks in Japan and Korea. [....]