J M Stewart

Summary

Affiliation: Mount Allison University
Country: Canada

Publications

  1. ncbi request reprint Maximal enzyme activities, and myoglobin and glutathione concentrations in heart, liver and skeletal muscle of the Northern Short-tailed shrew (Blarina brevicauda; Insectivora: Soricidae)
    J M Stewart
    Biochemistry Programme, Department of Biology, Mount Allison University, Flemington Building, 63B York St Sackville, NB, Canada E4L 1G7
    Comp Biochem Physiol B Biochem Mol Biol 141:267-73. 2005
  2. ncbi request reprint Unusually weak oxygen binding, physical properties, partial sequence, autoxidation rate and a potential phosphorylation site of beluga whale (Delphinapterus leucas) myoglobin
    J M Stewart
    Biochemistry Programme, Department of Biology, Mount Allison University, Flemington Bldg, 63B York St Sackville, NB, Canada E4L 1G7
    Comp Biochem Physiol B Biochem Mol Biol 137:401-12. 2004
  3. ncbi request reprint The interaction of ferrocytochrome c with long-chain fatty acids and their CoA and carnitine esters
    J M Stewart
    Department of Biology, Mount Allison University, Sackville, NB, Canada
    Biochem Cell Biol 78:675-81. 2000
  4. ncbi request reprint The cytoplasmic fatty-acid-binding proteins: thirty years and counting
    J M Stewart
    Department of Biology, Mount Allison University, Sackville, New Brunswick, Canada
    Cell Mol Life Sci 57:1345-59. 2000
  5. ncbi request reprint The muscle fatty acid binding protein of spadefoot toad (Scaphiopus couchii)
    J M Stewart
    Department of Biology, Mount Allison University, Sackville, NB, Canada
    Comp Biochem Physiol B Biochem Mol Biol 125:347-57. 2000
  6. ncbi request reprint Long chain fatty acids inhibit and medium chain fatty acids activate mammalian cardiac hexokinase
    J M Stewart
    Biochemistry Program, Department of Biology, Mount Allison University, Flemington Building, 63B York St E4L 1G7, Sackville, NB, Canada
    Biochim Biophys Acta 1484:278-86. 2000
  7. ncbi request reprint Comparisons of the effects of temperature on the liver fatty acid binding proteins from hibernator and nonhibernator mammals
    J M Stewart
    Department of Biology and Biochemistry, Mount Allison University, Sackville, NB, Canada
    Biochem Cell Biol 76:593-9. 1998
  8. ncbi request reprint Fatty acid binding to rat liver fatty acid-binding protein is modulated by early glycolytic intermediates
    J M Stewart
    Department of Biology and Biochemistry, Mount Allison University, Sackville, New Brunswick, Canada
    Biochim Biophys Acta 1391:1-6. 1998
  9. ncbi request reprint Ferriheme and ferroheme are isosteric inhibitors of fatty acid binding to rat liver fatty acid binding protein
    J M Stewart
    Mount Allison University, Sackville, Canada
    Biochem Cell Biol 74:249-55. 1996
  10. ncbi request reprint A fluorescent compound for glucose uptake measurements in isolated rat cardiomyocytes
    S W Ball
    Department of Biology, Mount Allison University, Sackville, Canada
    Can J Physiol Pharmacol 80:205-9. 2002

Collaborators

Detail Information

Publications10

  1. ncbi request reprint Maximal enzyme activities, and myoglobin and glutathione concentrations in heart, liver and skeletal muscle of the Northern Short-tailed shrew (Blarina brevicauda; Insectivora: Soricidae)
    J M Stewart
    Biochemistry Programme, Department of Biology, Mount Allison University, Flemington Building, 63B York St Sackville, NB, Canada E4L 1G7
    Comp Biochem Physiol B Biochem Mol Biol 141:267-73. 2005
    ..The potential for generation of reactive oxygen species must be great since the total glutathione concentration (165 mumol/g) is 300-fold greater in shrew hearts than in hearts of rats...
  2. ncbi request reprint Unusually weak oxygen binding, physical properties, partial sequence, autoxidation rate and a potential phosphorylation site of beluga whale (Delphinapterus leucas) myoglobin
    J M Stewart
    Biochemistry Programme, Department of Biology, Mount Allison University, Flemington Bldg, 63B York St Sackville, NB, Canada E4L 1G7
    Comp Biochem Physiol B Biochem Mol Biol 137:401-12. 2004
    ..Structural models based on the protein sequence and constructed on topologies of known templates (horse and sperm whale crystal structures) were not adequate to assess perturbation of the heme pocket...
  3. ncbi request reprint The interaction of ferrocytochrome c with long-chain fatty acids and their CoA and carnitine esters
    J M Stewart
    Department of Biology, Mount Allison University, Sackville, NB, Canada
    Biochem Cell Biol 78:675-81. 2000
    ..From molecular modeling we identify a putative binding channel flanked by lysines 72 and 73...
  4. ncbi request reprint The cytoplasmic fatty-acid-binding proteins: thirty years and counting
    J M Stewart
    Department of Biology, Mount Allison University, Sackville, New Brunswick, Canada
    Cell Mol Life Sci 57:1345-59. 2000
    ..This large protein family may be integral in the relationship between lipid and carbohydrate metabolism...
  5. ncbi request reprint The muscle fatty acid binding protein of spadefoot toad (Scaphiopus couchii)
    J M Stewart
    Department of Biology, Mount Allison University, Sackville, NB, Canada
    Comp Biochem Physiol B Biochem Mol Biol 125:347-57. 2000
    ..The interaction of this fatty acid transporter with fructose 1,6-bisphosphate is discussed in terms of reciprocal interaction with phosphofructokinase since fatty acid is also an inhibitor of phosphofructokinase...
  6. ncbi request reprint Long chain fatty acids inhibit and medium chain fatty acids activate mammalian cardiac hexokinase
    J M Stewart
    Biochemistry Program, Department of Biology, Mount Allison University, Flemington Building, 63B York St E4L 1G7, Sackville, NB, Canada
    Biochim Biophys Acta 1484:278-86. 2000
    ..026+/-0.003 mM) was not significantly different from the control (0.014+/-0.004 mM). A decrease in V(max) values in the presence of oleate indicated that a mixed allosteric inhibition was operating...
  7. ncbi request reprint Comparisons of the effects of temperature on the liver fatty acid binding proteins from hibernator and nonhibernator mammals
    J M Stewart
    Department of Biology and Biochemistry, Mount Allison University, Sackville, NB, Canada
    Biochem Cell Biol 76:593-9. 1998
    ..Rat protein was clearly not adapted to function optimally at temperatures lower than the animal's body temperature...
  8. ncbi request reprint Fatty acid binding to rat liver fatty acid-binding protein is modulated by early glycolytic intermediates
    J M Stewart
    Department of Biology and Biochemistry, Mount Allison University, Sackville, New Brunswick, Canada
    Biochim Biophys Acta 1391:1-6. 1998
    ..Binding decreased logarithmically with ionic strength. Glucose and glucose-6-phosphate increased fatty acid binding significantly with K0.5 within physiological ranges while glucose-1-phosphate and phosphate ion caused no effect...
  9. ncbi request reprint Ferriheme and ferroheme are isosteric inhibitors of fatty acid binding to rat liver fatty acid binding protein
    J M Stewart
    Mount Allison University, Sackville, Canada
    Biochem Cell Biol 74:249-55. 1996
    ..This suggested that the binding affinity of fatty acid binding protein for iron-deuteroporphyrin is too great to allow rapid equilibrium between bound and unbound ligand across the system in an appropriate time frame...
  10. ncbi request reprint A fluorescent compound for glucose uptake measurements in isolated rat cardiomyocytes
    S W Ball
    Department of Biology, Mount Allison University, Sackville, Canada
    Can J Physiol Pharmacol 80:205-9. 2002
    ..040 nmol x min(-1) x 10(6) cells(-1), demonstrating the validity of this fluorescent compound for glucose uptake studies...