C A Navas

Summary

Country: Brazil

Publications

  1. ncbi request reprint An integrative study of the temperature dependence of whole animal and muscle performance during jumping and swimming in the frog Rana temporaria
    C A Navas
    Departamento de Fisiologia, Universidade de São Paulo Brazil
    J Comp Physiol B 169:588-96. 1999
  2. ncbi request reprint Physiological basis for diurnal activity in dispersing juvenile Bufo granulosus in the Caatinga, a Brazilian semi-arid environment
    Carlos A Navas
    Departamento de Fisiologia, Instituto de Biociencias, Universidade de Sao Paulo, Rua do Matao, Travessa 14 no 321, 05508 900, Sao Paulo, Brazil
    Comp Biochem Physiol A Mol Integr Physiol 147:647-57. 2007
  3. ncbi request reprint Sexual dimorphism of extensor carpi radialis muscle size, isometric force, relaxation rate and stamina during the breeding season of the frog Rana temporaria Linnaeus 1758
    Carlos A Navas
    Departamento de Fisiologia, Instituto de Biociencias, Universidade de Sao Paulo, Rua do Matão Travessa 14 No 321, CEP 05508 900, Sao Paulo, SP, Brasil
    J Exp Biol 210:715-21. 2007
  4. ncbi request reprint Comparative biochemistry and physiology in Brazil: a critical appraisal
    Carlos Arturo Navas
    Departamento de Fisiologia, Instituto de Biociências da Universidade de São Paulo, 05508 900, Sao Paulo SP, Brazil
    Comp Biochem Physiol A Mol Integr Physiol 147:586-93. 2007
  5. ncbi request reprint Thermal relationships and exercise physiology in anuran amphibians: integration and evolutionary implications
    Carlos A Navas
    Departamento de Fisiologia, Instituto de Biociencias, Universidade de Sao Paulo, Rua do Matao, Travessa 14 no 321, Cidade Universitaria, CEP 05508 900, Sao Paulo, SP Brazil
    Comp Biochem Physiol A Mol Integr Physiol 151:344-62. 2008
  6. ncbi request reprint Morphological and physiological specialization for digging in amphisbaenians, an ancient lineage of fossorial vertebrates
    Carlos A Navas
    Departamento de Fisiologia, Instituto de Biociencias, Universidade de Sao Paulo, Rua do Matão Travessa 14 No 321, CEP 05508 900, SP, Brazil
    J Exp Biol 207:2433-41. 2004
  7. ncbi request reprint Herpetological diversity along Andean elevational gradients: links with physiological ecology and evolutionary physiology
    Carlos A Navas
    Departamento de Fisiologia, Instituto de Biociencias, Universidade de Sao Paulo, Rua do Matão Travessa 14 No 321, Cidade Universitaria, CEP 05508 900, SP, Sao Paulo, Brazil
    Comp Biochem Physiol A Mol Integr Physiol 133:469-85. 2002
  8. doi request reprint Morphological evolution in Tropidurinae squamates: an integrated view along a continuum of ecological settings
    M B Grizante
    Department of Biology FFCLRP, University of Sao Paulo, Ribeirao Preto, SP, Brazil
    J Evol Biol 23:98-111. 2010
  9. ncbi request reprint The evolution of jumping performance in anurans: morphological correlates and ecological implications
    F R Gomes
    Departamento de Fisiologia, Instituto de Biociencias, Universidade Estadual Paulista, Botucatu, SP, Brazil
    J Evol Biol 22:1088-97. 2009
  10. ncbi request reprint Limb and tail lengths in relation to substrate usage in Tropidurus lizards
    T Kohlsdorf
    Departamento de Fisiologia, IB, , , SP, Brazil
    J Morphol 248:151-64. 2001

Detail Information

Publications15

  1. ncbi request reprint An integrative study of the temperature dependence of whole animal and muscle performance during jumping and swimming in the frog Rana temporaria
    C A Navas
    Departamento de Fisiologia, Universidade de São Paulo Brazil
    J Comp Physiol B 169:588-96. 1999
    ..7 and 1.6 respectively. The mean muscle power output during take-off was only 34% of the calculated requirements for the whole animal, suggesting the involvement of elastic strain energy storage mechanisms...
  2. ncbi request reprint Physiological basis for diurnal activity in dispersing juvenile Bufo granulosus in the Caatinga, a Brazilian semi-arid environment
    Carlos A Navas
    Departamento de Fisiologia, Instituto de Biociencias, Universidade de Sao Paulo, Rua do Matao, Travessa 14 no 321, 05508 900, Sao Paulo, Brazil
    Comp Biochem Physiol A Mol Integr Physiol 147:647-57. 2007
    ..Diurnal activity in juvenile B. granulosus is possible given high thermal tolerances, keen ability to detect and uptake water, and avoidance behaviors...
  3. ncbi request reprint Sexual dimorphism of extensor carpi radialis muscle size, isometric force, relaxation rate and stamina during the breeding season of the frog Rana temporaria Linnaeus 1758
    Carlos A Navas
    Departamento de Fisiologia, Instituto de Biociencias, Universidade de Sao Paulo, Rua do Matão Travessa 14 No 321, CEP 05508 900, Sao Paulo, SP, Brasil
    J Exp Biol 210:715-21. 2007
    ..These sex differences are likely to be beneficial to the male frogs in allowing them to produce relatively high absolute muscle forces for prolonged periods of time to hold onto their mate during amplexus...
  4. ncbi request reprint Comparative biochemistry and physiology in Brazil: a critical appraisal
    Carlos Arturo Navas
    Departamento de Fisiologia, Instituto de Biociências da Universidade de São Paulo, 05508 900, Sao Paulo SP, Brazil
    Comp Biochem Physiol A Mol Integr Physiol 147:586-93. 2007
    ..We discuss the possible causes of these biases, and propose some directions that may contribute to invigorate the field in the country...
  5. ncbi request reprint Thermal relationships and exercise physiology in anuran amphibians: integration and evolutionary implications
    Carlos A Navas
    Departamento de Fisiologia, Instituto de Biociencias, Universidade de Sao Paulo, Rua do Matao, Travessa 14 no 321, Cidade Universitaria, CEP 05508 900, Sao Paulo, SP Brazil
    Comp Biochem Physiol A Mol Integr Physiol 151:344-62. 2008
    ..Although generalizations regarding the mechanistic basis of such adjustments are not yet possible, recent attempts have been made to reveal the mechanistic basis of acclimation and acclimatization...
  6. ncbi request reprint Morphological and physiological specialization for digging in amphisbaenians, an ancient lineage of fossorial vertebrates
    Carlos A Navas
    Departamento de Fisiologia, Instituto de Biociencias, Universidade de Sao Paulo, Rua do Matão Travessa 14 No 321, CEP 05508 900, SP, Brazil
    J Exp Biol 207:2433-41. 2004
    ....
  7. ncbi request reprint Herpetological diversity along Andean elevational gradients: links with physiological ecology and evolutionary physiology
    Carlos A Navas
    Departamento de Fisiologia, Instituto de Biociencias, Universidade de Sao Paulo, Rua do Matão Travessa 14 No 321, Cidade Universitaria, CEP 05508 900, SP, Sao Paulo, Brazil
    Comp Biochem Physiol A Mol Integr Physiol 133:469-85. 2002
    ..Patterns of biodiversity along environmental clines can be better understood through a physiological approach, and can help to refine and propose hypotheses in evolutionary physiology...
  8. doi request reprint Morphological evolution in Tropidurinae squamates: an integrated view along a continuum of ecological settings
    M B Grizante
    Department of Biology FFCLRP, University of Sao Paulo, Ribeirao Preto, SP, Brazil
    J Evol Biol 23:98-111. 2010
    ....
  9. ncbi request reprint The evolution of jumping performance in anurans: morphological correlates and ecological implications
    F R Gomes
    Departamento de Fisiologia, Instituto de Biociencias, Universidade Estadual Paulista, Botucatu, SP, Brazil
    J Evol Biol 22:1088-97. 2009
    ....
  10. ncbi request reprint Limb and tail lengths in relation to substrate usage in Tropidurus lizards
    T Kohlsdorf
    Departamento de Fisiologia, IB, , , SP, Brazil
    J Morphol 248:151-64. 2001
    ..Nevertheless, previous comparative studies of another clade of lizards (Anolis) as well as experimental studies of Sceloporus lizards sprinting on rods of different diameters support the adaptive interpretation...
  11. pmc Temperature effects on energy metabolism: a dynamic system analysis
    José Guilherme Chaui-Berlinck
    Departamento de Fisiologia do Instituto de Biociências da Universidade de São Paulo, 05508 900 São Paulo SP, Brazil
    Proc Biol Sci 269:15-9. 2002
    ..We offer mathematical tools to analyse the regulatory control of a metabolism for those who are willing to accept such an assumption...
  12. ncbi request reprint Control of metabolic rate is a hidden variable in the allometric scaling of homeotherms
    José Guilherme Chaui-Berlinck
    Departamento de Fisiologia, Instituto de Biociencias, Universidade de Sao Paulo, Rua do Matao tr 14, 321, CEP 05508 900, Sao Paulo SP, Brazil
    J Exp Biol 208:1709-16. 2005
    ..We conclude that the unrestricted use of allometric equations to relate metabolic rate to body size might be misleading because metabolic control itself experiences size effects that are overlooked in ordinary allometric analysis...
  13. pmc Temperature effects on a whole metabolic reaction cannot be inferred from its components
    José Guilherme Chaui-Berlinck
    Departamento de Fisiologia, Instituto de Biociencias, Universidade de Sao Paulo, Rua do Matao tr 14, 321, CEP 05508 900, Sao Paulo SP, Brazil
    Proc Biol Sci 271:1415-9. 2004
    ..It is shown that temperature effects on isolated steps cannot rigorously be extrapolated to higher levels of organization...
  14. doi request reprint Head shape evolution in Tropidurinae lizards: does locomotion constrain diet?
    T Kohlsdorf
    Department of Biology, FFCLRP University of São Paulo, Ribeirao Preto, SP, Brazil
    J Evol Biol 21:781-90. 2008
    ..In contrast to our expectations, habitat use did not constrain or drive head shape evolution in the group...
  15. doi request reprint Energy substrate utilization during nightly vocal activity in three species of Scinax (Anura/Hylidae)
    José Eduardo Carvalho
    Departamento de Fisiologia, Instituto de Biociencias, Universidade de Sao Paulo, Sao Paulo, Brazil
    J Comp Physiol B 178:447-56. 2008
    ..Finally, we found exceptionally high levels of carbohydrates and lipids in the liver of S. rizibilis, a trait perhaps related to a long and demanding breeding period...