date:Feb 14, 2014
. infestans are less effective against proteases in other plants such as the four o'clock, as they do not fit well into the 'locks'. The researchers found that P. mirabilis evolved effectors that disable the defences of the four o'clock plant but are no longer effective against potatoes or tomatoes.
'For the first time, we have found a direct molecular mechanism underpinning the change in host specialisation,' said Dr van der Hoorn. 'We looked at specialisation in the blight pathogens' secret w