title: Leaf development: untangling the spirals.
abstract: How do plants position their leaves and flowers around the stem in such regular patterns? Auxin is well established as an essential regulator. Now, the modification of a structural cell wall component is shown to have a dramatic impact.
authors.affiliation: Institute of Plant Sciences, University of Bern, Altenbergrain 21, CH-3013 Bern, Switzerland.
authors.forename: Naomi
authors.initials: N
authors.lastname: Nakayama
authors.forename: Cris
authors.initials: C
authors.lastname: Kuhlemeier
mesh_terms: D001683:Biological Clocks / Q000502:physiology*; D002473:Cell Wall / Q000737:chemistry; D025461:Feedback, Physiological; D007210:Indoleacetic Acids / Q000378:metabolism; D009024:Morphogenesis; D010368:Pectins / Q000378:metabolism*; D018515:Plant Leaves / Q000033:anatomy & histology / Q000254:growth & development; D015398:Signal Transduction / Q000502:physiology
chemical_list: D007210:Indoleacetic Acids; D010368:Pectins