Ethylene signaling mediates host invasion by parasitic plants
Songkui Cui, Tomoya Kubota, Tomoaki Nishiyama, Juliane Karine Ishida, Shuji Shigenobu, Tomoko Shibata, Atsushi Toyoda, Mitsuyasu Hasebe, Ken Shirasu, Satoko Yoshida
Abstract
), signaling components in response to the gaseous phytohormone ethylene. Application of the ethylene signaling inhibitors also caused similar haustorial defects, indicating that ethylene signaling regulates cell proliferation and differentiation of parasite cells. Genetic disruption of host ethylene production also perturbs parasite invasion. We propose that parasitic plants use ethylene as a signal to invade host roots.
Topics & Concepts
Host (biology)BiologyHost factorsCell biologyEcologyImmunologyVirusPlant Parasitism and ResistanceNematode management and characterization studiesPlant and animal studies