Plant roots respond to fungus smells by possibly using certain proteins and a plant hormone to change root growth, but more research is needed.
188 citations,
May 2009 in “Plant physiology” Researchers found 19 genes important for root hair growth in a plant called Arabidopsis.
43 citations,
September 2014 in “Molecular Plant” CLE40 and CRN/CLV2 pathways have opposite effects on root growth in Arabidopsis.
April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” A gene network led by RSL4 is crucial for early root hair growth in response to cold in Arabidopsis thaliana.
March 2021 in “Research Square (Research Square)” The SbbHLH85 protein helps sweet sorghum grow more root hairs but makes the plant more sensitive to salt.