Publications
 
 
Sharma, B., L. Yant, S. A. Hodges, and E. M. Kramer. (2014) Understanding the development and evolution of
   novel floral form in Aquilegia. Current Opinion in Plant Development, in press.
 
Gleason, E. J. and E. M. Kramer. (2013) Conserved roles for Polycomb Repressive Complex 2 in the regulation of lateral organ development in Aquilegia x coerulea ‘Origami.’ BMC Plant Biology, 13:185.
 
Nikolov, L. A., P. K. Endress, M. Sugumaran, S. Sasirat, S. Vessabutr, E. M. Kramer, and C. C Davis. (2013) Developmental origins of the world’s largest flowers, Rafflesiaceae. Proceedings of the National Academy of Sciences, USA, 110:18578-18583.
 
Zhang, W., V. W. Steinmann, L. Nikolov, E. M. Kramer and C. C. Davis. (2013) Divergent genetic mechanisms underlie reversals to radial symmetry from diverse zygomorphic flowered ancestors. Front. Plant Sci. 4:302.
 
Water, M., A. M. M. Tiley, E. M. Kramer, A. W. Meerow, J. A. Langdale, and R. W. Scotland. (2013) The corona of the daffodil Narcissus bulbocodium shares stamen-like identity and is distinct from the orthodox floral whorls. Plant Journal, 74:615-625.
 
Zhang, R., C. Guo, W. Zhang, P. Wang, L. Li, X. Duan, Q. Du, L. Zhao, H. Shan, S. A. Hodges, E. M. Kramer, Y. Ren, and H. Kong. (2013) Disruption of the petal identity gene APETALA3-3 is highly correlated with loss of petals within the buttercup family (Ranunculaceae). Proceedings of the National Academy of Sciences, USA, 110:5074-5079.
 
Pabón-Mora, N., B. Sharma, L. D. Holappa, E. M. Kramer and A. Litt. (2013) The Aquilegia FRUITFULL-like
    genes play key roles in leaf morphogenesis and inflorescence development. Plant Journal, 74:197-212.
 
Sharma, B. and E. M. Kramer. Sub- and neofunctionalization of APETALA3 paralogs have contributed to the
    evolution of novel floral organ identity in Aquilegia (columbine, Ranunculaceae). New Phytologist,
    197:949-957.
 
Avino, M., E. M. Kramer, K. Donohue, J. A. Hammel, J. Hall. (2012) Understanding the basis of novel fruit
   type in Brassicaceae: conservation and deviation in expression patterns of six genes. EvoDevo, 3:20.
 
Gleason, E. J. and E. M. Kramer. (2012) Characterization of Aquilegia Polycomb Repressive Complex 2
   homologs reveals absence of imprinting. Gene, 507:54-60.
 
Zhang, W., E. M. Kramer and C. C. Davis. (2012) Similar genetic mechanisms underlie the parallel evolution
   of floral phenotypes. PLoS One, 7: e36033. doi:10.1371/journal.pone.0036033.
 
Mathews, S. and E. M. Kramer. (2012) Tansley Review: The evolution of reproductive structures in seed plants: a re-examination based on insights from developmental genetics. New Phytologist, 194, 910-923.
 
Sharma, B. and E. M. Kramer. (2012) Virus induced gene silencing in the rapid cycling Aquilegia coerulea
   ‘Origami.’ Methods in Molecular Biology, in press.
 
Puzey, J., A. Karger, M. Axtell, and E. M. Kramer. (2012) Deep annotation of Populus trichocarpa miRNAs from diverse tissue sets. PLoS ONE, 7: e33034. doi:10.1371/journal.pone.0033034
 
Ballerini, E. S. and E. M. Kramer. (2011) In the light of evolution: A reevaluation of conservation in the CO-
   FT regulon and its role in photoperiodic regulation of flowering time. Frontiers in Plant Science, 2:81.
 
Puzey, J. P.*, S. Gerbode*, S. A. Hodges, E. M. Kramer1, and L. Mahadevan1. (2011) Evolution of spur length
   diversity in Aquilegia petals is achieved solely through cell shape anisotropy. Proceedings of the Royal
   Academy of Science, London, Series B, 279:1640-1645.  *co-first authors, 1joint corresponding authors.
 
Hall, J. H., T. E. Tisdale, K. Donohue, A. Wheeler, M. A. Al-Yahya, and E. M. Kramer. (2011) Convergent evolution of a complex fruit structure in the tribe Brassiceae (Brassicaceae). American Journal of Botany, 98:1989-2003.
 
Sharma, B., C. Guo, H. Kong, E. M. Kramer. (2011) Petal-specific subfunctionalization of an APETALA3
   paralog in the Ranunculales and its implications for petal evolution. New Phytologist, 190:870-883.
 
Sharma, B., and E. M. Kramer. The MADS box gene family of the lower eudicot Aquilegia coerulea E. James.
    Annals of the Missouri Botanical Garden, in press.
 
Ballerini, E. and E. M. Kramer. (2011) The control of flowering time in the lower eudicot model Aquilegia.
    EvoDevo, 2:4.
 
Zhang, W., Kramer, E. M. and C. C. Davis. (2010) Floral symmetry genes and the origin and maintenance of zygomorphy in a plant-pollinator mutualism. Proceedings of the National Academy of Science, USA, 107:6388-6393.
 
Voelckel, C., J. O. Borevitz, E. M. Kramer, and S. A. Hodges. (2010) Within and between whorls: comparative profiling of Aquilegia and Arabidopsis. PLoS One, 5:e9734.
 
Litt, A. and E. M. Kramer. (2010) The ABC model and the diversification of floral organ identity. Seminars in Cell & Developmental Biology, 21:129-137.
 
Puzey, J. R. and E. M. Kramer. (2009) Identification of conserved Aquilegia coerulea microRNAs and their
  targets. Gene, 448:46-56.
 
Chiang, G. C. K., D. Baura, E. M. Kramer, R. M Amasino, and K. Donohue. (2009) The major flowering time gene, FLOWERING LOCUS C, regulates seed germination in Arabidopsis thaliana. Proceedings of the National Academy of Science, USA, 106:11661-11666.
 
Kramer, E. M. and S. A. Hodges. (2009) Aquilegia as a model system for the evolution and ecology of petals.
   Proceedings of the Royal Society of London, Series B, 365:477-490.
 
Rosin, F. M. and E. M. Kramer. (2009) Old dogs, new tricks: Regulatory evolution in conserved genetic
   modules leads to novel morphologies in plants. Developmental Biology, 332:25-35.
 
Kramer, E. M. (2009) New model systems for the study of developmental evolution in plants. Current Topics in Developmental Biology, 86:67-101.
 
Kramer, E. M. (2009) Aquilegia – A new model for plant development, ecology and evolution. Annual
   Reviews of Plant Biology, 60:261-277.
 
Rasmussen, D. E., E. M. Kramer, and E. A. Zimmer. (2009) One size fits all? Molecular evidence for a commonly inherited petal identity program in the Ranunculales. American Journal of Botany, 96:96-109.
 
Abzhanov, A., C. Extavour, A. Groover, S. A. Hodges, H. Hoekstra, E. M. Kramer, and A. Monteiro. (2008) Are we there yet? Tracking the Development of New Model Systems. Trends in Genetics, 24:355-362.
 
Kalisz, S. and E. M. Kramer. (2008) Phenotypic variation and genetic constraint. Heredity 100:171-177.
 
Hodges, S. A. and E. M. Kramer. (2007) Quick Guide: Columbines. Current Biology, 17:R992-R994.
 
Kramer, E. M.. (2007) Understanding the genetic basis of floral diversity. BioScience 57:479-487.
 
Gould, B. and E. M. Kramer. (2007) Virus-induced gene silencing as a tool for functional analyses in the emerging model plant Aquilegia (columbine, Ranunculaceae). Plant Methods, 3:6.
 
Jaramillo, M. A. and E. M. Kramer. (2007) The role of developmental genetics in understanding homology and morphological evolution in plants. International Journal of Plant Science, 168:61-72.
 
Kramer, E. M., L. Holappa, B. Gould, M. A. Jaramillo, D. Setnikov, and P. Santiago. (2007) Elaboration of B gene function to include the identity of novel floral organs in the lower eudicot Aquilegia (Ranunculaceae). Plant Cell, 19:750-766.
 
Jaramillo, M. J. and E. M. Kramer. (2007) Molecular evolution of the petal and stamen identity genes APETALA3 and PISTILLATA after petal loss in the Piperales. Molecular Phylogenetics and Evolution, , 44:598-609.
 
Kramer, E. M. and K. Donohue. (2006) Perspective: Traversing the adaptive landscape in Snapdragons. Science, 313:924-925.
 
Kramer, E. M., H.-J. Su, C.-C. Wu, J.-M.Hu. (2006) A simplified explanation for the frameshift mutation that created a novel C-terminal motif in the APETALA3 gene lineage. BMC Evolutionary Biology, 6:30.
 
Kramer, E. M. and E. A. Zimmer. (2006) Gene duplication and floral developmental genetics of basal eudicots. Pp. 352-381 in P. Soltis, D. Soltis, J. Leebens-Mack, ed. Advances in Botanical Research, vol. 44.
 
Hall, J. H., T. E. Tisdale, K. Donohue and E. M. Kramer. (2006) Developmental basis of an anatomical novelty: heteroarthrocarpy in Cakile lanceolata and Erucaria erucarioides (Brassicaceae). International Journal of Plant Science, 167:771-789.
 
Kramer, E. M.. (2006) Floral patterning and control of floral organ formation. Pp. 49-70 in C. Ainsworth, ed. Flowering and its Manipulation. Annual Plant Reviews, vol. 23.
 
Kramer, E. M.. (2005) Methods for studying evolution of plant reproductive structures: Comparative gene expression. Methods in Enzymology, 395B:617-635.
 
Di Stilio, V. S., E. M. Kramer and D. A. Baum. (2005) Floral MADS box genes and homeotic gender dimorphism in Thalictrum dioicum (Ranunculaceae) - a new model for the study of dioecy. Plant Journal, 41:755-766.
 
Kramer, E. M. and M. A. Jaramillo. (2005) The genetic basis for innovations in floral organ identity. Journal of Experimental Zoology (Molecular and Developmental Evolution), 304B:526-535.
 
Kramer, E. M.. (2005) Floral architecture: Regulation and diversity of floral shape and pattern.  Pp. 121-148 in C. G. N. Turnbull, ed. Plant Architecture and its Manipulation. Annual Plant Reviews, vol. 17.
 
Kramer, E. M. and J. Hall. (2005) The evolutionary dynamics of genes controlling floral development. Current Opinion in Plant Biology, 8:1-6.
 
Jaramillo, M. A. and E. M. Kramer. (2004) APETALA3 and PISTILLATA homologs exhibit novel expression patterns in the unique perianth of Aristolochia (Aristolochiaceae). Evolution and Development, 6:449-458.
 
Stellari, G. M., M. A. Jaramillo and E. M. Kramer. (2004) Evolution of the APETALA3 and PISTILLATA gene lineages of MADS-box containing genes in the basal angiosperms. Molecular Biology and Evolution, 21:506-519.
 
Kramer, E. M., M. A. Jaramillo and V. S. Di Stilio. (2004) Patterns of gene duplication and functional evolution during the diversification of the AGAMOUS subfamily of MADS box genes in angiosperms. Genetics, 166:1011-1023.
 
Hileman, L., E. M. Kramer, and D. Baum. (2003) Differential regulation of symmetry genes and the evolution of floral morphologies. Proceedings of the National Academy of Science, USA, 100:12814-12819.
 
Kramer, E. M., V. S. Di Stilio and P. Schlüter. (2003) Complex patterns of gene duplication in the APETALA3 and PISTILLATA lineages of the Ranunculaceae. International Journal of Plant Sciences, 164:1-11.
 
Baum, D. A., J. Doebley, V. F. Irish and E. M. Kramer. (2002) Response: Missing links: the genetic architecture of flower and floral diversification. Trends in Plant Science, 7:31-34.
 
Kramer, E. M. and V. F. Irish. (2000) Evolution of the petal and stamen developmental programs: evidence from comparative studies of the basal angiosperms.  International Journal of Plant Science, 161:S29-S40.
 
Kramer, E. M. and V. F. Irish. (1999) Evolution of genetic mechanisms controlling petal development. Nature 399:144-148.
 
Kramer, E. M., R. L. Dorit, and V. F. Irish (1998) Molecular evolution of genes controlling petal and stamen development: Duplication and divergence within the APETALA3 and PISTILLATA MADS-box gene lineages. Genetics 149:765-783.
 
Irish, V. F., and E. M. Kramer (1998) Genetic and molecular analysis of angiosperm flower development. Advances in Botanical Research 28:197-230.