Endophytes and pathogens both possessmanyofthesamevirulencefactors:theendophytesstudiedthusfar producedtheexoenzymesnecessarytoinfectandcolonisethehost(Sieber etal.1991;Petrinietal.1992;Ahlich-Schlegel1997;Boyleetal.2001;Lumy-ongetal.2002),eventhoughonlysomeoftheseendophytesarepresumably