Open access
Sep 2026
An embryo-derived peptide signal directs endosperm polarity in Arabidopsis.
Angiosperm seed formation requires the coordinated development of the products of double fertilization-the embryo and the endosperm. The endosperm mediates efficient nutrient transfer from surrounding maternal tissues to the developing embryo. This function requires a polarized tissue organization, which manifests as e...
Audrey Creff, Jack Rhodes, Camille Salaün et al.
· Science · 0 citations