title: A calcium-regulated gatekeeper in phloem sieve tubes.
authors.forename: N A
authors.initials: NA
authors.lastname: Eckardt
mesh_terms: D001692:Biological Transport; D002118:Calcium / Q000378:metabolism*; D005638:Fruit / Q000378:metabolism; D010940:Plant Proteins / Q000378:metabolism*; D018517:Plant Roots / Q000378:metabolism; D018520:Plant Shoots / Q000378:metabolism; D018514:Plant Structures / Q000378:metabolism*
chemical_list: D010940:Plant Proteins; D002118:Calcium