R R Preston

Summary

Publications

  1. ncbi request reprint Correlation between loss of a Mg2+ conductance and an adaptation defect in a mutant of Paramecium tetraurelia
    R R Preston
    Department of Physiology, MCP Hahnemann University, Philadelphia, Pennsylvania 19129, USA
    J Eukaryot Microbiol 46:290-7. 1999
  2. ncbi request reprint Long-term adaptation of Ca2+-dependent behaviour in Paramecium tetraurelia
    R R Preston
    Department of Physiology, M C P Hahnemann School of Medicine, Allegheny University of the Health Sciences, 2900 Queen Lane, Philadelphia, PA 19129, USA
    J Exp Biol 201:1835-46. 1998
  3. pmc Phenotypic and genetic analysis of "Chameleon," a paramecium mutant with an enhanced sensitivity to magnesium
    R R Preston
    Department of Physiology, Allegheny University of the Health Sciences, Philadelphia, Pennsylvania 19129, USA
    Genetics 146:871-80. 1997
  4. pmc Isolation and characterization of magbane, a magnesium-lethal mutant of paramecium
    J A Hammond
    Department of Pharmacology and Physiology, MCP Hahnemann University, Philadelphia, Pennsylvania 19102, USA
    Genetics 158:1061-9. 2001

Collaborators

  • J A Hammond

Detail Information

Publications4

  1. ncbi request reprint Correlation between loss of a Mg2+ conductance and an adaptation defect in a mutant of Paramecium tetraurelia
    R R Preston
    Department of Physiology, MCP Hahnemann University, Philadelphia, Pennsylvania 19129, USA
    J Eukaryot Microbiol 46:290-7. 1999
    ..Finally, we consider the possibility that eccentric gene mutation prevents adaptation by interfering with intracellular free Mg2+ homeostasis in Paramecium...
  2. ncbi request reprint Long-term adaptation of Ca2+-dependent behaviour in Paramecium tetraurelia
    R R Preston
    Department of Physiology, M C P Hahnemann School of Medicine, Allegheny University of the Health Sciences, 2900 Queen Lane, Philadelphia, PA 19129, USA
    J Exp Biol 201:1835-46. 1998
    ..The long-term phase is characterized by enhanced responses to Mg2+ (and also to Na+), suggesting that a more extensive reprogramming of membrane excitability may occur during chronic K+-induced depolarization...
  3. pmc Phenotypic and genetic analysis of "Chameleon," a paramecium mutant with an enhanced sensitivity to magnesium
    R R Preston
    Department of Physiology, Allegheny University of the Health Sciences, Philadelphia, Pennsylvania 19129, USA
    Genetics 146:871-80. 1997
    ..The possibility that the Cha locus may encode a specific regulator of the Mg(2+)- and Na(+)-permeabilities is considered...
  4. pmc Isolation and characterization of magbane, a magnesium-lethal mutant of paramecium
    J A Hammond
    Department of Pharmacology and Physiology, MCP Hahnemann University, Philadelphia, Pennsylvania 19102, USA
    Genetics 158:1061-9. 2001
    ..The possibility that mgx mutation may adversely affect a transporter that is required for maintaining low intracellular Mg2+ is considered...