H Guderley

Summary

Country: Canada

Publications

  1. ncbi request reprint Going with the flow or life in the fast lane: contrasting mitochondrial responses to thermal change
    Helga Guderley
    Departement de Biologie, Universite Laval, Quebec, P Q, Canada G1T 2M7
    J Exp Biol 205:2237-49. 2002
  2. ncbi request reprint Genome-wide survey of the gene expression response to saprolegniasis in Atlantic salmon
    Christian Roberge
    Departement de Biologie, Universite Laval, Quebec, Canada G1K 7P4
    Mol Immunol 44:1374-83. 2007
  3. ncbi request reprint Changes in mitochondrial oxidative capacities during thermal acclimation of rainbow trout Oncorhynchus mykiss: roles of membrane proteins, phospholipids and their fatty acid compositions
    Edouard Kraffe
    Unité Mixte CNRS 6521, Universite de Bretagne Occidentale, C S 93837, 29238 Brest Cedex 3, France
    J Exp Biol 210:149-65. 2007
  4. ncbi request reprint Temperature adaptation in two bivalve species from different thermal habitats: energetics and remodelling of membrane lipids
    Fabrice Pernet
    Institut de Recherche sur les Zones Côtières, 232B rue de l Eglise, Shippagan, Nouveau Brunswick, E8S 1J2, Canada
    J Exp Biol 210:2999-3014. 2007
  5. ncbi request reprint Seasonal cycles of mitochondrial ADP sensitivity and oxidative capacities in trout oxidative muscle
    H Guderley
    Departement de Biologie, Universite Laval, Quebec, Canada
    J Comp Physiol B 169:474-80. 1999
  6. ncbi request reprint Why are some mitochondria more powerful than others: insights from comparisons of muscle mitochondria from three terrestrial vertebrates
    Helga Guderley
    Helga Guderley, Dép de Biologie, Universite Laval, Quebec, P Q Canada
    Comp Biochem Physiol B Biochem Mol Biol 142:172-80. 2005
  7. ncbi request reprint Stickleback fights: why do winners win? Influence of metabolic and morphometric parameters
    Helga Guderley
    Departement de Biologie, Universite Laval, Quebec, Canada
    Physiol Biochem Zool 78:173-81. 2005
  8. ncbi request reprint Locomotor performance and muscle metabolic capacities: impact of temperature and energetic status
    Helga Guderley
    Dép de Biologie, Universite Laval, Quebec, PQ, Canada G1K 7P4
    Comp Biochem Physiol B Biochem Mol Biol 139:371-82. 2004
  9. ncbi request reprint Morphometry, ultrastructure, myosin isoforms, and metabolic capacities of the "mini muscles" favoured by selection for high activity in house mice
    Helga Guderley
    Departement de Biologie, Universite Laval, Quebec, P Q, Canada G1K 7P4
    Comp Biochem Physiol B Biochem Mol Biol 144:271-82. 2006
  10. ncbi request reprint Metabolic priorities during starvation: enzyme sparing in liver and white muscle of Atlantic cod, Gadus morhua L
    Helga Guderley
    Departement de Biologie, Universite Laval, Quebec, Que, Canada G1K 7P4
    Comp Biochem Physiol A Mol Integr Physiol 135:347-56. 2003

Detail Information

Publications37

  1. ncbi request reprint Going with the flow or life in the fast lane: contrasting mitochondrial responses to thermal change
    Helga Guderley
    Departement de Biologie, Universite Laval, Quebec, P Q, Canada G1T 2M7
    J Exp Biol 205:2237-49. 2002
    ....
  2. ncbi request reprint Genome-wide survey of the gene expression response to saprolegniasis in Atlantic salmon
    Christian Roberge
    Departement de Biologie, Universite Laval, Quebec, Canada G1K 7P4
    Mol Immunol 44:1374-83. 2007
    ..Moreover, several clones with no known homologues were shown to be over-transcribed in infected fish. These may represent as yet unidentified immune-relevant genes in fish...
  3. ncbi request reprint Changes in mitochondrial oxidative capacities during thermal acclimation of rainbow trout Oncorhynchus mykiss: roles of membrane proteins, phospholipids and their fatty acid compositions
    Edouard Kraffe
    Unité Mixte CNRS 6521, Universite de Bretagne Occidentale, C S 93837, 29238 Brest Cedex 3, France
    J Exp Biol 210:149-65. 2007
    ..The many structural changes in membrane lipids contrast with the limited modifications of the membrane protein components examined and support the concept of lipid structure modulating mitochondrial capacities...
  4. ncbi request reprint Temperature adaptation in two bivalve species from different thermal habitats: energetics and remodelling of membrane lipids
    Fabrice Pernet
    Institut de Recherche sur les Zones Côtières, 232B rue de l Eglise, Shippagan, Nouveau Brunswick, E8S 1J2, Canada
    J Exp Biol 210:2999-3014. 2007
    ....
  5. ncbi request reprint Seasonal cycles of mitochondrial ADP sensitivity and oxidative capacities in trout oxidative muscle
    H Guderley
    Departement de Biologie, Universite Laval, Quebec, Canada
    J Comp Physiol B 169:474-80. 1999
    ..Both the ADP affinity and the maximal oxidative capacities of muscle mitochondria seem to be regulated parameters...
  6. ncbi request reprint Why are some mitochondria more powerful than others: insights from comparisons of muscle mitochondria from three terrestrial vertebrates
    Helga Guderley
    Helga Guderley, Dép de Biologie, Universite Laval, Quebec, P Q Canada
    Comp Biochem Physiol B Biochem Mol Biol 142:172-80. 2005
    ..We suggest that the numbers of CCO and ANT together with the poly-unsaturation of phospholipids explain the higher oxidative capacities in muscle mitochondria from rats and cane toads...
  7. ncbi request reprint Stickleback fights: why do winners win? Influence of metabolic and morphometric parameters
    Helga Guderley
    Departement de Biologie, Universite Laval, Quebec, Canada
    Physiol Biochem Zool 78:173-81. 2005
    ..These results suggest that male stickleback assess their physiological status and that of their opponents, in particular the HSI, and adjust their combat strategies accordingly...
  8. ncbi request reprint Locomotor performance and muscle metabolic capacities: impact of temperature and energetic status
    Helga Guderley
    Dép de Biologie, Universite Laval, Quebec, PQ, Canada G1K 7P4
    Comp Biochem Physiol B Biochem Mol Biol 139:371-82. 2004
    ..Reproductive fitness takes the upper hand over maintenance of performance...
  9. ncbi request reprint Morphometry, ultrastructure, myosin isoforms, and metabolic capacities of the "mini muscles" favoured by selection for high activity in house mice
    Helga Guderley
    Departement de Biologie, Universite Laval, Quebec, P Q, Canada G1K 7P4
    Comp Biochem Physiol B Biochem Mol Biol 144:271-82. 2006
    ..Moreover, the several statistically significant interactions between muscle phenotype and line indicate that the effect of the underlying allele is altered by genetic background...
  10. ncbi request reprint Metabolic priorities during starvation: enzyme sparing in liver and white muscle of Atlantic cod, Gadus morhua L
    Helga Guderley
    Departement de Biologie, Universite Laval, Quebec, Que, Canada G1K 7P4
    Comp Biochem Physiol A Mol Integr Physiol 135:347-56. 2003
    ..In cod liver, the anti-oxidant enzymes, CAT and GST, were also spared during starvation...
  11. doi request reprint Dietary fatty acid composition changes mitochondrial phospholipids and oxidative capacities in rainbow trout red muscle
    H Guderley
    Departement de Biologie, Universite Laval, G1K 7P4, Quebec, QC, Canada
    J Comp Physiol B 178:385-99. 2008
    ..This supports the concept that acyl chain composition modulates mitochondrial capacities via interactions between membrane proteins and specific FA of particular phospholipid classes in their microenvironment...
  12. doi request reprint Altered fibre types in gastrocnemius muscle of high wheel-running selected mice with mini-muscle phenotypes
    Helga Guderley
    Departement de Biologie, Universite Laval, Quebec QC, Canada G1K 7P4
    Comp Biochem Physiol B Biochem Mol Biol 149:490-500. 2008
    ..These and previous results demonstrate that extension of selective breeding beyond the time when the response of the selected trait (i.e. distance run) has levelled off can still modify the mechanistic underpinnings of this behaviour...
  13. doi request reprint Muscle metabolic capacities and plasma cortisol levels of the male three-spine stickleback Gasterosteus aculeatus: are there "femme fatale" or "macho male" effects?
    Helga Guderley
    Departement de Biologie, Universite Laval, Laval, Quebec G1V 0A6, Canada
    Physiol Biochem Zool 82:653-61. 2009
    ..While these results do not provide a mechanism for a "femme fatale" effect, they indicate that nesting males decrease metabolic status when housed with rival "macho males."..
  14. ncbi request reprint Does condition of Atlantic cod (Gadus morhua) have a greater impact upon swimming performance at Ucrit or sprint speeds?
    M Martinez
    Universite Laval, Departement de Biologie, Quebec, G1K 7P4, Canada
    J Exp Biol 207:2979-90. 2004
    ..The correlation between Ucrit and sprint swimming was weak, perhaps due to inter-individual differences in sensitivity during sprint tests...
  15. ncbi request reprint Family origin and the response of threespine stickleback, Gasterosteus aculeatus, to thermal acclimation
    H Guderley
    , , Quebec, Canada
    J Comp Physiol B 171:91-101. 2001
    ..The differing thermal sensitivities of growth could reflect distinct strategies for the timing of juvenile growth...
  16. ncbi request reprint Condition, prolonged swimming performance and muscle metabolic capacities of cod Gadus morhua
    M Martinez
    Universite Laval, Cite Universitaire, Quebec, G1K7P4, Canada
    J Exp Biol 206:503-11. 2003
    ..Our data indicated that cod use both glycolytic and oxidative capacities to support endurance swimming. Furthermore, swimming endurance is linked with the metabolic capacities of red and white muscle...
  17. ncbi request reprint Longitudinal and allometric variation in indicators of muscle metabolic capacities in atlantic cod (Gadus morrhua)
    M Martinez
    Departement de Biologie, Universite Laval, Québec Québec, Canada G1K 7P4
    J Exp Zool 287:38-45. 2000
    ..The high capacity for adenosine triphosphate (ATP) generation in the caudal region suggests that increases in mass-specific ATP output are advantageous in this relatively thin section of the body...
  18. ncbi request reprint Metabolic responses to low temperature in fish muscle
    Helga Guderley
    Departement de Biologie, Universite Laval, Quebec, P Q Canada G1K 7P4
    Biol Rev Camb Philos Soc 79:409-27. 2004
    ..Minimisation of mitochondrial oxidative capacities in organisms living at low temperatures would reduce such damage...
  19. doi request reprint Relationship between metabolism, sex and reproductive tactics in young Atlantic salmon (Salmo salar L.)
    O Rossignol
    Departement de Biologie, Universite Laval, Quebec, QC, Canada
    Comp Biochem Physiol A Mol Integr Physiol 159:82-91. 2011
    ..Mean family metabolic rate at emergence was negatively linked with mean growth during the subsequent year, suggesting that metabolic efficiency facilitates growth and eventually smoltification...
  20. doi request reprint Dietary lipid quality and mitochondrial membrane composition in trout: responses of membrane enzymes and oxidative capacities
    N Martin
    Departement de Biologie, Universite Laval, Quebec, QC G1K 7P4, Canada
    J Comp Physiol B 183:393-408. 2013
    ..The regulated incorporation of dietary FA into phospholipids seems to allow fish to maintain critical membrane functions even when the lipid quality of their diets varies considerably, as is likely in their natural environment...
  21. ncbi request reprint Thermal acclimation, growth, and burst swimming of threespine stickleback: enzymatic correlates and influence of photoperiod
    H Guderley
    Departement de Biologie, Universite Laval, Quebec, Quebec G1K 7P4, Canada
    Physiol Biochem Zool 74:66-74. 2001
    ....
  22. ncbi request reprint Time course of the response of mitochondria from oxidative muscle during thermal acclimation of rainbow trout, Oncorhynchus mykiss
    Patrice Bouchard
    Departement de Biologie, Universite Laval, Quebec, Canada, G1K 7P4
    J Exp Biol 206:3455-65. 2003
    ....
  23. ncbi request reprint Once a fast cod, always a fast cod: maintenance of performance hierarchies despite changing food availability in cod (Gadus morhua)
    M Martinez
    Departement de Biologie, Universite Laval, Quebec, Quebec G1K 7P4, Canada
    Physiol Biochem Zool 75:90-100. 2002
    ..The hierarchy of sprint performance of the cod was maintained, regardless of the preceding feeding regime, whereas those of muscle metabolic capacities were not...
  24. ncbi request reprint Thermal sensitivity of metabolic rates and swimming performance in two latitudinally separated populations of cod, Gadus morhua L
    Eve Lyne Sylvestre
    Departement de Biologie, Universite Laval, Quebec, QC, Canada G1K 7P4
    J Comp Physiol B 177:447-60. 2007
    ..Overall, the stocks differed in their cost of maintenance, cost of transport and sprint capacity, while maintaining comparable thermal sensitivities...
  25. pmc Genomewide identification of genes under directional selection: gene transcription Q(ST) scan in diverging Atlantic salmon subpopulations
    C Roberge
    Departement de Biologie, Universite Laval, Quebec, Quebec G1K 7P4, Canada
    Genetics 177:1011-22. 2007
    ..Overall, this study contributes both empirically and methodologically to the quantitative genetic exploration of gene transcription data...
  26. ncbi request reprint Rapid parallel evolutionary changes of gene transcription profiles in farmed Atlantic salmon
    Christian Roberge
    Departement de Biologie, Universite Laval, Quebec, Canada G1K 7P4
    Mol Ecol 15:9-20. 2006
    ....
  27. pmc Disturbance of social hierarchy by an invasive species: a gene transcription study
    Christian Roberge
    Departement de Biologie, Universite Laval, Quebec, Canada
    PLoS ONE 3:e2408. 2008
    ..The genetic and molecular actors underlying phenotypic plasticity are poorly understood...
  28. doi request reprint Genetic consequences of interbreeding between farmed and wild Atlantic salmon: insights from the transcriptome
    Christian Roberge
    Departement de Biologie, Universite Laval, Quebec, Canada G1K 7P4
    Mol Ecol 17:314-24. 2008
    ..This further supports the idea that measures to considerably reduce the number of escaped farmed salmon and their reproduction in the wild are urgently needed...
  29. doi request reprint Paternal reproductive strategy influences metabolic capacities and muscle development of Atlantic salmon (Salmo salar L.) embryos
    Sébastien Morasse
    Departement de Biologie, Universite Laval, Laval, Quebec G1K 7P4, Canada
    Physiol Biochem Zool 81:402-13. 2008
    ..Greater spontaneous movements of offspring of mature male parr could favor feeding and growth after the resorption of the vitellus...
  30. ncbi request reprint Artificial selection for high activity favors mighty mini-muscles in house mice
    Philippe Houle-Leroy
    Departement de Biologie, Universite Laval, Quebec, Canada G1K 7P4
    Am J Physiol Regul Integr Comp Physiol 284:R433-43. 2003
    ..Overall, our results demonstrate that during selection for voluntary wheel running, distinct adaptive paths that differentially exploit the genetic variation in morphological and physiological traits have been followed...
  31. doi request reprint Do local adaptation and the reproductive tactic of Atlantic salmon (Salmo salar L.) affect offspring metabolic capacities?
    O Rossignol
    Departement de Biologie, Universite Laval, Quebec G1V 0A6, Canada
    Physiol Biochem Zool 83:424-34. 2010
    ....
  32. ncbi request reprint Changes in the condition factor have an impact on metabolic rate and swimming performance relationships in Atlantic cod (Gadus morhua L.)
    Dominique Lapointe
    Institut National de la Recherche Scientifique, Centre Eau, Terre et Environnement, 490 rue de la Couronne, Quebec, Quebec G1K 9A9, Canada
    Physiol Biochem Zool 79:109-19. 2006
    ....
  33. doi request reprint Reduction of type IIb myosin and IIB fibers in tibialis anterior muscle of mini-muscle mice from high-activity lines
    Geneviève M Bilodeau
    Departement de Biologie, Universite Laval, Quebec, Quebec, Canada
    J Exp Zool A Ecol Genet Physiol 311:189-98. 2009
    ....
  34. doi request reprint Effect of day length on oxidative capacities of mitochondria from red muscle of rainbow trout (Oncorhynchus mykiss)
    Nicolas Martin
    Departement de Biologie, Universite Laval, Quebec G1K7P4, Canada
    Comp Biochem Physiol A Mol Integr Physiol 152:599-603. 2009
    ....
  35. ncbi request reprint Seasonal acclimatisation of muscle metabolic enzymes in a reptile (Alligator mississippiensis)
    Frank Seebacher
    School of Biological Sciences A08, University of Sydney, New South Wales 2006, Australia
    J Exp Biol 206:1193-200. 2003
    ..Our data indicate that biochemical acclimatisation is important in thermoregulation of reptiles and that it is not sufficient to base conclusions about their thermoregulatory ability entirely on behavioural patterns...
  36. ncbi request reprint How might you compare mitochondria from different tissues and different species?
    A J Hulbert
    Metabolic Research Centre and School of Biological Sciences, University of Wollongong, Wollongong, NSW, 2522, Australia
    J Comp Physiol B 176:93-105. 2006
    ..The molecular activity of mitochondrial cytochromes was found to be significantly positively correlated with the relative polyunsaturation of mitochondrial membrane lipids...
  37. ncbi request reprint Coadaptation: a unifying principle in evolutionary thermal biology
    Michael J Angilletta
    Department of Ecology and Organismal Biology, Indiana State University, Terre Haute, Indiana 47809, USA
    Physiol Biochem Zool 79:282-94. 2006
    ....