Minisymposium 14

Cell Size, Cell Division, and Contractility

Tuesday, December 11
4:15-6:50 pm
Ballroom 20A
Co-Chairs: Jan Skotheim, Stanford University; and Amy Maddox, University of North Carolina – Chapel Hill

4:15 pm       Introduction

4:20 pm   M139    Constructing DNA-binding modules to sense changes in cell volume.  C.W. Sandlin¹, H. Chen¹, M.C. Good¹; ¹Cell and Developmental Biology, University of Pennsylvania, Philadelphia, PA

4:35 pm   M140    The biosynthetic basis of cell size control.  D. Chandler-Brown¹, K. Schmoller¹, M. Swaffer¹, J. Turner¹, M. Langhinrichs¹, J.M. Skotheim¹; ¹Biology, Stanford University, Stanford, CA

4:50 pm   M141    Aurora-A breaks symmetry in C. elegans zygotes independently of its role in centrosome maturation.  P. Zhao^1,2, X. Teng³, M. Nishikawa⁴, Y. Toyama^2,3, F. Motegi^1,2,3; ¹Temasek Lifesciences Laboratory, Singapore, Singapore, ²Biological Sciences, National University of Singapore, Singapore, Singapore, ³Mechanobiology Institute, Singapore, Singapore, ⁴Frontier Bioscience, Hosei University, Tokyo, Japan

5:05 pm   M142    A reaction-diffusion mechanism for crossover regulation during meiosis.  L. Zhang^1,2, W.T. Stauffer^2,3, S. Köhler^1,2, R. Rillo-Bohn^1,2, A.F. Dernburg^1,2,4,5; ¹Molecular and Cell Biology, University of California, Berkeley, Berkeley, CA, ²Howard Hughes Medical Institute, Chevy Chase, MD, ³Integrative Biology, University of California, Berkeley, Berkeley, CA, ⁴California Institute for Quantitative Biology (QB3), Berkeley, CA, ⁵Biological Systems and Engineering, Lawrence Berkeley National Laboratory, Berkeley, CA

5:20 pm   M143    The regulation of nuclear remodelling at mitotic exit.  G. Dey¹, S. Bruderer^1,2, M. Balasubramanian³, W. Kukulski⁴, B. Baum¹; ¹MRC Lab for Molecular Cell Biology, University College London, London, United Kingdom, ²Imperial College London, London, United Kingdom, ³Warwick Medical School, University of Warwick, Warwick, United Kingdom, ⁴MRC Lab for Molecular Biology, Cambridge, United Kingdom

*5:35 pm   M144    Metaphase actin waves drive mitochondrial motility to promote spatial mixing of mtDNA before cell division.  A.S. Moore¹, S.M. Coscia¹, C.L. Simpson¹, J.J. Nirschl¹, E.L. Holzbaur¹; ¹Physiology, University of Pennsylvania, Philadelphia, PA

5:50 pm   M145    Integration of biochemical signals and mechanical forces in the synchronization of the cell cycle.  V.E. Deneke¹, A. Puliafito², D. Krueger³, A. Narla⁴, M. Vergassola⁴, S. De Renzis³, S. Di Talia¹; ¹Cell Biology, Duke University, Durham, NC, ²IRCC, Turin, Italy, ³EMBL Heidelberg, Heidelberg, Germany, ⁴University of California San Diego, San Diego, CA

6:05 pm   M146    Three mechanisms generate tension in the fission yeast contractile ring: sliding filament, fixed filament and unanchored myosin-II.  S. Thiyagarajan¹, S. Wang², H.F. Chin¹, T.D. Pollard^3,4,5, B. O’Shaughnessy¹; ¹Chemical Engineering, Columbia University, New York, NY, ²Physics, Columbia University, New York, NY, ³Molecular Cellular and Developmental Biology, Yale University, New Haven, CT, ⁴Molecular Biophysics and Biochemistry, Yale University, New Haven, CT, ⁵Cell Biology, Yale University, New Haven, CT

6:20 pm   M147    Actin filaments locally template filament elongation to provide a structural memory of filament alignment during cytokinesis.  Y. Li¹, E.M. Munro^1,2; ¹Committee on Development, Regeneration, and Stem Cell Biology, the University of Chicago, Chicago, IL, ²Molecular Genetics and Cell Biology, the University of Chicago, Chicago, IL

6:35 pm   M148    Novel cytokinetic ring components limit myosin levels and closure speed.  K.R. Bell¹, M.E. Werner¹, A. Doshi¹, D.B. Cortes¹, A.S. Maddox¹; ¹Biology, UNC – Chapel Hill, Chapel Hill, NC

* Andrew Moore is an ASCB Porter Prize for Research Excellence Awardee.

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