Journal Article Research Support, Non-U.S. Gov't Research Support, U.S. Gov't, Non-P.H.S. Review Suillus G-protein coupled receptors Research Support, N.I.H., Extramural adaptation arbuscular mycorrhizal fungi ecology ectomycorrhizal ectomycorrhizal fungi ectomycorrhizal fungi (EMF) genomics genus homeostasis host specificity microbial communities model system mycology nitrogen osmotic stress oxidative stress secondary metabolites small secreted proteins spatial scale symbiosis tropical dry forest