Research in Plant Disease

Table. 2.

Table. 2.

Specific virus-host interactions that impact plant hormone pathways

Plant hormone pathway Virus Viral protein Host component Result References
Increases Aux signaling TMV 126 kDa IAA26 IAA27 IAA18 Enhanced phloem loading and symptom development Padmanabhan et al., 2006
TuMV HC-Pro miR167 (targets ARF8) Symptom development Kasschau et al., 2003
Alters ET responses TuMV NIA-Pro Unknown Suppresses callose formation to promote transmission by insect vector Casteel et al., 2015
CaMV P6 Unknown Symptom development Geri et al., 1999, 2004
Inhibits GA synthesis RDV P2 ent-Kaurene oxidase Enhanced susceptibility, symptom development Zhu et al., 2005
Inhibits GA signaling, inhibits SA mediated defense TMV-Cg CgCP DELLA proteins Enhanced viral accumulation Rodriguez et al., 2014
Reduces SA defense responses TMV 126 kDa ATAF2 Enhanced viral accumulation Wang et al., 2009
Inhibits SA signaling, enhances JA signaling CaMV P6 NPR1 Enhanced susceptibility Love et al., 2012
Increases SA signaling, Inhibits JA signaling TSWV Unknown Unknown Promotes insect vector feeding Abe et al., 2012
Decreases JA signaling CMV 2b Unknown Promotes insect vector feeding Ziebell et al., 2011
Res. Plant Dis. 2018;24:9-25 https://doi.org/10.5423/RPD.2018.24.1.9
© 2018 Res. Plant Dis.