Abstract
Citrus canker, caused by the bacterium Xanthomonas axonopodis pv. citri (Xac), is a disease that affects most species of the genus Citrus, occurs in almost all continents and stands as a threat to the Brazilian citrus industry. The molecular mechanism by which Xac causes canker is not entirely known, however, the bacterium translocates proteins into the host cell, including members of the…