<Emphasis Type="Italic">RiPEIP1,</Emphasis> a gene from the arbuscular mycorrhizal fungus <Emphasis Type="Italic">Rhizophagus irregularis</Emphasis>, is preferentially expressed <Emphasis Type="Italic">in planta</Emphasis> and may be involved in root colonization
1.Department of Life Science and Systems Biology,University of Torino,Torino,Italy;2.Institute for Sustainable Plant Protection (IPSP),CNR,Torino,Italy