title: Unraveling the mystery of double flowers.
abstract: Two recent papers in Cell have shown that a regulatory loop involving the WUSCHEL, AGAMOUS, and LEAFY genes controls the switch from continuous meristem growth to flower development in Arabidopsis.
authors.affiliation: Section of Cell and Developmental Biology, University of California at San Diego, La Jolla 92093-0116, USA.
authors.forename: A H
authors.initials: AH
authors.lastname: Roeder
authors.forename: M F
authors.initials: MF
authors.lastname: Yanofsky
mesh_terms: D026342:AGAMOUS Protein, Arabidopsis / Q000235:genetics; D017360:Arabidopsis / Q000235:genetics / Q000254:growth & development*; D029681:Arabidopsis Proteins; D018506:Gene Expression Regulation, Plant; D017343:Genes, Plant / Q000502:physiology; D018398:Homeodomain Proteins / Q000235:genetics; D018519:Meristem / Q000254:growth & development*; D010940:Plant Proteins / Q000235:genetics; D014157:Transcription Factors
chemical_list: D026342:AGAMOUS Protein, Arabidopsis; D029681:Arabidopsis Proteins; D018398:Homeodomain Proteins; C074747:LFY protein, Arabidopsis; D010940:Plant Proteins; D014157:Transcription Factors; C116421:WUSCHEL protein, Arabidopsis