| | This journal provides immediate access to some articles. In This Issue Photosynthetic Pigmentation—Variegations on a Theme H. B. Smith PMCID: PMC1464660 Research Articles A mutation in the pale aleurone color1 gene identifies a novel regulator of the maize anthocyanin pathway. D A Selinger and V L Chandler PMCID: PMC144086 Overexpression of Pto activates defense responses and confers broad resistance. X Tang, M Xie, Y J Kim, J Zhou, D F Klessig, and G B Martin PMCID: PMC144088 Polymorphisms and genomic organization of repetitive DNA from centromeric regions of Arabidopsis chromosomes. J S Heslop-Harrison, M Murata, Y Ogura, T Schwarzacher, and F Motoyoshi PMCID: PMC144094 The IMMUTANS variegation locus of Arabidopsis defines a mitochondrial alternative oxidase homolog that functions during early chloroplast biogenesis. D Wu, D A Wright, C Wetzel, D F Voytas, and S Rodermel PMCID: PMC144093 Mutations in the Arabidopsis gene IMMUTANS cause a variegated phenotype by inactivating a chloroplast terminal oxidase associated with phytoene desaturation. P Carol, D Stevenson, C Bisanz, J Breitenbach, G Sandmann, R Mache, G Coupland, and M Kuntz PMCID: PMC144096 FILAMENTOUS FLOWER controls the formation and development of arabidopsis inflorescences and floral meristems. S Sawa, T Ito, Y Shimura, and K Okada PMCID: PMC144087 A chromodomain protein encoded by the arabidopsis CAO gene is a plant-specific component of the chloroplast signal recognition particle pathway that is involved in LHCP targeting. V I Klimyuk, F Persello-Cartieaux, M Havaux, P Contard-David, D Schuenemann, K Meiherhoff, P Gouet, J D Jones, N E Hoffman, and L Nussaume PMCID: PMC144089 A MAP kinase is activated late in plant mitosis and becomes localized to the plane of cell division. L Bögre, O Calderini, P Binarova, M Mattauch, S Till, S Kiegerl, C Jonak, C Pollaschek, P Barker, N S Huskisson, H Hirt, and E Heberle-Bors PMCID: PMC144092 Alteration of dark respiration and reduction of phototrophic growth in a mitochondrial DNA deletion mutant of Chlamydomonas lacking cob, nd4, and the 3' end of nd5. F Duby and R F Matagne PMCID: PMC144091 Translocation of structural P proteins in the phloem. B Golecki, A Schulz, and G A Thompson PMCID: PMC144095 |
