... nodule formation, indicating the recruitment of root developmental programs by Rhizobium . Medicago truncatula Nodule meristem PLETHORA genes DR5 The interaction between legumes and soil-borne bacteria, collectively known as rhizobia, leads to the formation of new organs called...

... of the expression of the procambium specification marker Oshox1-GUS and of the auxin-inducible reporter DR5-GUS demonstrates that all the vascular patterning aberrations of ral1 originate from defects in the procambium, which represents the earliest identifiable stage of vascular development. Furthermore, the ral1...