Valeria Levi

Summary

Affiliation: University of Illinois
Country: USA

Publications

  1. pmc Organelle transport along microtubules in Xenopus melanophores: evidence for cooperation between multiple motors
    Valeria Levi
    Laboratory for Fluorescence Dynamics, University of Illinois at Urbana Champaign, Urbana, Illinois, USA
    Biophys J 90:318-27. 2006
  2. ncbi request reprint Exploring dynamics in living cells by tracking single particles
    Valeria Levi
    Laboratorio de Electrónica Cuántica, Departamento de Fisica, Universidad de Buenos Aires, Pabellón I Ciudad Universitaria, Buenos Aires, Argentina
    Cell Biochem Biophys 48:1-15. 2007
  3. pmc 3-D particle tracking in a two-photon microscope: application to the study of molecular dynamics in cells
    Valeria Levi
    Laboratory for Fluorescence Dynamics, University of Illinois at Urbana Champaign, Urbana, Illinois 61801 3080, USA
    Biophys J 88:2919-28. 2005
  4. pmc Chromatin dynamics in interphase cells revealed by tracking in a two-photon excitation microscope
    Valeria Levi
    Laboratory for Fluorescence Dynamics, and Department of Cell and Structural Biology, Chemical and Life Science Laboratory, University of Illinois at Urbana Champaign, Urbana, Illinois 61801 3080, USA
    Biophys J 89:4275-85. 2005
  5. pmc Melanosomes transported by myosin-V in Xenopus melanophores perform slow 35 nm steps
    Valeria Levi
    Biophys J 90:L07-9. 2006

Detail Information

Publications5

  1. pmc Organelle transport along microtubules in Xenopus melanophores: evidence for cooperation between multiple motors
    Valeria Levi
    Laboratory for Fluorescence Dynamics, University of Illinois at Urbana Champaign, Urbana, Illinois, USA
    Biophys J 90:318-27. 2006
    ..The model also shows that multiple motors of the same polarity cooperate during the melanosome transport, whereas motors of opposite polarity do not compete...
  2. ncbi request reprint Exploring dynamics in living cells by tracking single particles
    Valeria Levi
    Laboratorio de Electrónica Cuántica, Departamento de Fisica, Universidad de Buenos Aires, Pabellón I Ciudad Universitaria, Buenos Aires, Argentina
    Cell Biochem Biophys 48:1-15. 2007
    ..Also, we present some common tools used to analyze trajectories and illustrate with some examples the applications of single particle tracking to study dynamics in living cells...
  3. pmc 3-D particle tracking in a two-photon microscope: application to the study of molecular dynamics in cells
    Valeria Levi
    Laboratory for Fluorescence Dynamics, University of Illinois at Urbana Champaign, Urbana, Illinois 61801 3080, USA
    Biophys J 88:2919-28. 2005
    ..7 cP. The feasibility of this method for live cell measurements is demonstrated studying the phagocytosis of protein-coated fluorospheres by fibroblasts...
  4. pmc Chromatin dynamics in interphase cells revealed by tracking in a two-photon excitation microscope
    Valeria Levi
    Laboratory for Fluorescence Dynamics, and Department of Cell and Structural Biology, Chemical and Life Science Laboratory, University of Illinois at Urbana Champaign, Urbana, Illinois 61801 3080, USA
    Biophys J 89:4275-85. 2005
    ..Additionally, the jumps were sensitive to the temperature and absent after ATP depletion. These experimental results point to an energy-dependent mechanism driving fast motion of chromatin in interphase cells...
  5. pmc Melanosomes transported by myosin-V in Xenopus melanophores perform slow 35 nm steps
    Valeria Levi
    Biophys J 90:L07-9. 2006
    ..The step duration was in the range 20-80 ms, slower than what it would be expected from in vitro results. We speculate that the cytoplasm high viscosity may affect significantly the melanosomes' motion...