Ravi Palanivelu

Associate professor - The School of Plant Sciences, BIO5, Molecular and Cellular Biology, Genetics GIDP
Marley Building Rm 441E
rpalaniv@ag.arizona.edu
(520) 626-2229 / (520) 621-9567 (Lab)
Website

Educational Background

  • 2004-2005 Research Professional, Department of Molecular Genetics and Cell Biology, The University of Chicago.
  • 1999-2004 Postdoctoral Fellow, Department of Molecular Genetics and Cell Biology, The University of Chicago. Advisor: Dr. Daphne Preuss.
  • 1998 Ph.D., Genetics, University of Georgia. Dissertation advisor: Dr. Richard B. Meagher.
  • 1992 M.S., Plant Breeding and Genetics, Tamil Nadu Agriculture University, India.
  • 1989 B.S., Agriculture, Annamalai University, India.

Research Interests

Molecular mechanisms mediating pollen tube growth and guidance during Arabidopsis reproduction

Selected Publications

  • Qin, Y., Zhao, L., Skaggs, M.I., Andreuzza S., Tsukamoto, T., Panoli, A., Wallace, K.N., Smith, S., Siddiqi, I., Yang, Z., Yadegari, Z., and Palanivelu, R. (2014). ACTIN-RELATED PROTEIN6 Regulates Female Meiosis By Modulating Meiotic Gene Expression in Arabidopsis. Plant Cell (in press).
  • Cheung, A. Y., Palanivelu, R., Tang, W-H., Xue, H-W., and Yang, W-C. (2013). Pollen and Plant Reproduction Biology: Blooming from East to West. Mol. Plant 6 (4): 995-997.
  • Leydon, A.R., Beale, K,.M., Woroniecka, K., Castner, E., Chen, J., Horgan, C., Palanivelu, R., and Johnson, M.A. (2013). Three MYB Transcription Factors Control Pollen Tube Differentiation Required for Sperm Release. Curr. Biol. 23 (13): 1209-1214.
  • Veerappan. V., Wang, J., Kang, M., Lee, J., Tang, Y., Jha, A.K., Shi, H., Palanivelu, R., and Allen, R.D. (2012). A novel HSI2 mutation in Arabidopsis affects the PHD-like domain and leads to derepression of seed-specific gene expression. Planta. 236(1):1-17.
  • Palanivelu, R., and Tsukamoto, T. (2012). Pathfinding in plant reproduction: pollen tube guidance by pistils ensures successful double fertilization. WIREs Dev Biol. 1:96-113.
  • Palanivelu, R. (2011). Targeted growth of pollen tubes to ovules prior to completing fertilization. Molecular Reproduction and Development. 78 (12): 893.
  • Qin, Y., Wysocki, R.Y., Somogyi, A., Feinstein, Y., Franco, J.Y., Tsukamoto, T., Dunatunga, D., Levy, C., Smith, S., Simpson, R., Gang, D., Johnson, M.A., and Palanivelu, R. (2011). Sulfinylated Azadecalins act as functional mimics of a pollen germination stimulant in Arabidopsis pistils. Plant Journal. 68 (5): 800-815.
  • Brau, E., Barnard, K., Palanivelu, R., Dunatunga, D., Tsukamoto, T., and Lee, P. (2011). A generative statistical model for tracking multiple smooth tragectories. Proceedings of the IEEE Computer Vision and Pattern Recognition. 1137-1144. doi:10.1109/CVPR.2011.5995736.
  • Renault H, El Amrani A, Palanivelu R, Updegraff EP, Yu A, Renou JP, Preuss D, Bouchereau A, Deleu C. (2011). GABA Accumulation Causes Cell Elongation Defects and Decrease in Expression of Genes Encoding Secreted and Cell Wall-related Proteins in Arabidopsis thaliana. Plant Cell Physiology. 52(5): 894-908.
  • Yetisen, A.K., Jiang, L., Cooper, J.R., Qin, Y., Palanivelu, R*., and Zohar, Y*. (2011). A microsystem-based assay for studying pollen tube guidance in plant reproduction. Journal of Micromechanics and Microengineering 21(5): 054018.
  • Tsukamoto, T., and Palanivelu, R. (2010). Loss of LORELEI function in the pistil delays initiation but does not affect embryo development in Arabidopsis thaliana. Plant Signaling Behavior 5(11): 1487-1490.
  • Palanivelu, R., and Johnson, M.A. (2010). Functional genomics of pollen tube-pistil interactions in Arabidopsis. Biochemical Society Transactions 38(2): 593–597.
  • Tsukamoto, T., Qin Y., Huang, Y., Dunatunga, D. and Palanivelu, R. (2010). A role for LORELEI, a putative glycosylphosphatidylinositol-anchored protein, in Arabidopsis thaliana double fertilization and early seed development. Plant Journal 62(4): 571-588.
  • Qin Y., Leydon A. R.,, Manziello A., Pandey R., Mount D., Denic S., Vasic B., Johnson M. A. and Palanivelu, R. (2009). Penetration of the stigma and style elicits a novel transcriptome in pollen tubes, pointing to genes critical for growth in a pistil. PLoS Genetics 5(8): e1000621.
  • Denic, S.Z., Vasic, B., Charalambous, C.D. and Palanivelu, R. (2009). Robust control of uncertain context-sensitive probabilistic Boolean networks. IET Systems Biology. 3(4): 279-295.
  • Geitmann, A. and Palanivelu, R. (2007). Fertilization requires communication: Signal generation and perception during pollen tube guidance. Floriculture and Ornamental Biotechnology 1(2): 77-89.
  • Nikolova, N*., Palanivelu, R*., King, E., Copenhaver, G., and Drews, G. N. (2007). Synergid cell death in Arabidopsis is triggered following direct interaction with the pollen tube. Plant Physiology 144: 1753-1762.

Teaching Responsibilites

  • PL S 359-Plant Cell Structure and Function
  • PL S 359L-Plant Cell Structure and Function Lab

Areas of Research

  • Biochemistry and Physiology
  • Cell and Developmental Biology
  • Genetics and Epigenetics