anatomical structure morphogenesis
 |__anatomical structure formation involved in morphogenesis__
developmental process                                         |
 |__anatomical structure formation involved in morphogenesis__|
biological process involved in interaction with host          |
 |__symbiont entry into host__________________________________|
                                                              formation of infection structure
                                                               |__appressorium formation
                                                               |   |__adhesion of symbiont appressorium to host
                                                               |   |__appressorium maturation(+)
                                                               |   |__initiation of appressorium formation(+)
                                                               |   |__regulation of appressorium formation(+)
                                                               |__formation of appressorium germ tube hook structure
                                                               |   |__modulation of formation of symbiont germ tube hook structure for appressorium development(+)
                                                               |__haustorium mother cell formation
                                                               |   |__regulation of haustorium mother cell formation(+)
                                                               |__haustorium neck formation
                                                               |   |__modulation of symbiont haustorium neck formation for entry into host(+)
                                                               |__hyphopodium formation
                                                               |   |__regulation of hyphopodium formation(+)
                                                               |__infection cushion formation
                                                               |   |__regulation of infection cushion formation(+)
                                                               |__penetration hypha formation
                                                               |   |__regulation of penetration hypha formation(+)
                                                               |__penetration peg formation
                                                                   |__modulation of penetration peg formation(+)