title: How far can a molecule of weak acid travel in the apoplast or xylem?
authors.affiliation: Biology Department, University of Massachusetts, Amherst, Massachusetts 01003, USA. ekramer@simons-rock.edu
authors.forename: Eric M
authors.initials: EM
authors.lastname: Kramer
mesh_terms: D000040:Abscisic Acid / Q000737:chemistry / Q000378:metabolism; D002463:Cell Membrane Permeability; D005110:Extracellular Space / Q000378:metabolism*; D005875:Gibberellins / Q000737:chemistry / Q000378:metabolism; D007210:Indoleacetic Acids / Q000737:chemistry / Q000378:metabolism; D017136:Ion Transport; D008954:Models, Biological; D010937:Plant Growth Regulators / Q000737:chemistry / Q000378:metabolism*; D015398:Signal Transduction / Q000502:physiology
chemical_list: D005875:Gibberellins; D007210:Indoleacetic Acids; D010937:Plant Growth Regulators; D000040:Abscisic Acid