Arabidopsis Proteins Journal Article Research Support, Non-U.S. Gov't ACS/ACO ARF-GAP Arabidopsis thaliana Brachypodium distachyon CLE26 CLE26 protein, Arabidopsis Ethylenes GTPase-Activating Proteins Homeodomain Proteins IDA protein, Arabidopsis KNAT1 KNAT1 protein, Arabidopsis NEV protein, Arabidopsis Peptides Plant Proteins Research Support, U.S. Gov't, Non-P.H.S. auxin cell wall degradation cell wall loosening cell-to-cell communication ethylene biosynthesis fruitlet abscission litchi (Litchi chinensis Sonn.) petal breakstrength root scanning electron microscopy signalling peptide.