G R Bortolotti

Summary

Affiliation: University of Saskatchewan
Country: Canada

Publications

  1. pmc Genetics, local environment and health as factors influencing plasma carotenoids in wild American kestrels (Falco sparverius)
    G R Bortolotti
    Department of Biology, University of Saskatchewan, Saskatoon, Canada
    Proc Biol Sci 267:1433-8. 2000
  2. ncbi request reprint Hemograms for and nutritional condition of migrant bald eagles tested for exposure to lead
    M J Miller
    Department of Biology, University of Saskatchewan, Saskatoon, Canada
    J Wildl Dis 37:481-8. 2001
  3. ncbi request reprint Antibody-mediated immunotoxicity in American kestrels (Falco sparverius) exposed to polychlorinated biphenyls
    J E Smits
    Toxicology Centre and Veterinary Pathology, University of Saskatchewan, Saskatoon, Canada
    J Toxicol Environ Health A 62:217-26. 2001
  4. ncbi request reprint Thyroid hormone suppression and cell-mediated immunomodulation in American kestrels (Falco sparverius) exposed to PCBs
    J E Smits
    Toxicology Centre and Veterinary Pathology, University of Saskatchewan, 44 Campus Drive, Saskatoon, Saskatchewan S7N 5B3, Canada
    Arch Environ Contam Toxicol 43:338-44. 2002
  5. ncbi request reprint Organochlorine contamination and physiological responses in nestling tree swallows in Point Pelee National Park, Canada
    Z Papp
    Veterinary Pathology, University of Saskatchewan, Saskatoon, Saskatchewan S7N 5B4, Canada
    Arch Environ Contam Toxicol 49:563-8. 2005
  6. pmc Testosterone increases bioavailability of carotenoids: insights into the honesty of sexual signaling
    J Blas
    Department of Biology, University of Saskatchewan, 112 Science Place, Saskatoon, SK, Canada S7N 5E2
    Proc Natl Acad Sci U S A 103:18633-7. 2006
  7. pmc Stress response during development predicts fitness in a wild, long lived vertebrate
    J Blas
    Department of Biology, University of Saskatchewan, 112 Science Place, Saskatoon, SK, Canada S7N 5E2
    Proc Natl Acad Sci U S A 104:8880-4. 2007
  8. ncbi request reprint Exposure of migrant bald eagles to lead in prairie Canada
    M J Miller
    Department of Biology, University of Saskatchewan, 112 Science Place, Saskatoon SK, Canada S7N 5E2
    Environ Pollut 112:153-62. 2001
  9. ncbi request reprint Courtship behavior of captive American kestrels (Falco sparverius) exposed to polychlorinated biphenyls
    S A Fisher
    Department of Biology, University of Saskatchewan, 112 Science Place, Saskatoon, Saskatchewan S7N 5E2, Canada
    Arch Environ Contam Toxicol 41:215-20. 2001
  10. ncbi request reprint In ovo exposure to polychlorinated biphenyls: reproductive effects on second-generation American kestrels
    K J Fernie
    Natural Resource Sciences, McGill University, Ste Anne de Bellevue, Quebec, Canada
    Arch Environ Contam Toxicol 40:544-50. 2001

Detail Information

Publications11

  1. pmc Genetics, local environment and health as factors influencing plasma carotenoids in wild American kestrels (Falco sparverius)
    G R Bortolotti
    Department of Biology, University of Saskatchewan, Saskatoon, Canada
    Proc Biol Sci 267:1433-8. 2000
    ....
  2. ncbi request reprint Hemograms for and nutritional condition of migrant bald eagles tested for exposure to lead
    M J Miller
    Department of Biology, University of Saskatchewan, Saskatoon, Canada
    J Wildl Dis 37:481-8. 2001
    ..Therefore, it appears that lead exposure in this population was below a threshold required to indicate toxicological alteration in the hematological values and index of nutritional condition that we measured...
  3. ncbi request reprint Antibody-mediated immunotoxicity in American kestrels (Falco sparverius) exposed to polychlorinated biphenyls
    J E Smits
    Toxicology Centre and Veterinary Pathology, University of Saskatchewan, Saskatoon, Canada
    J Toxicol Environ Health A 62:217-26. 2001
    ..Both suppression and stimulation of the antibody response are undesirable because this indicates that the immune system is not able to respond normally to challenges by infectious or other disease-causing agents...
  4. ncbi request reprint Thyroid hormone suppression and cell-mediated immunomodulation in American kestrels (Falco sparverius) exposed to PCBs
    J E Smits
    Toxicology Centre and Veterinary Pathology, University of Saskatchewan, 44 Campus Drive, Saskatoon, Saskatchewan S7N 5B3, Canada
    Arch Environ Contam Toxicol 43:338-44. 2002
    ..Immunological effects are discussed in light of the antibody-mediated immunotoxicity found in the same birds and reported previously...
  5. ncbi request reprint Organochlorine contamination and physiological responses in nestling tree swallows in Point Pelee National Park, Canada
    Z Papp
    Veterinary Pathology, University of Saskatchewan, Saskatoon, Saskatchewan S7N 5B4, Canada
    Arch Environ Contam Toxicol 49:563-8. 2005
    ..alkROD activities were largely dependent on hatching date because insect prey contaminated with PCBs were only abundant during a limited period of time during the breeding season...
  6. pmc Testosterone increases bioavailability of carotenoids: insights into the honesty of sexual signaling
    J Blas
    Department of Biology, University of Saskatchewan, 112 Science Place, Saskatoon, SK, Canada S7N 5E2
    Proc Natl Acad Sci U S A 103:18633-7. 2006
    ....
  7. pmc Stress response during development predicts fitness in a wild, long lived vertebrate
    J Blas
    Department of Biology, University of Saskatchewan, 112 Science Place, Saskatoon, SK, Canada S7N 5E2
    Proc Natl Acad Sci U S A 104:8880-4. 2007
    ..Increased fitness among low GC responders, having a proactive personality, is predicted under elevated population density and availability of food resources, conditions that characterize our study population...
  8. ncbi request reprint Exposure of migrant bald eagles to lead in prairie Canada
    M J Miller
    Department of Biology, University of Saskatchewan, 112 Science Place, Saskatoon SK, Canada S7N 5E2
    Environ Pollut 112:153-62. 2001
    ..The prevalence of elevated lead exposure in this study was low in comparison to other areas in North America. Potential biases in the trapping technique as they relate to interpreting the results are addressed...
  9. ncbi request reprint Courtship behavior of captive American kestrels (Falco sparverius) exposed to polychlorinated biphenyls
    S A Fisher
    Department of Biology, University of Saskatchewan, 112 Science Place, Saskatoon, Saskatchewan S7N 5E2, Canada
    Arch Environ Contam Toxicol 41:215-20. 2001
    ..605, p = 0.001) with total PCB residues in the eggs of their mates. A concurrent study found that these same PCB-exposed kestrels experienced a delay in clutch initiation as well as a greater number of completely infertile clutches...
  10. ncbi request reprint In ovo exposure to polychlorinated biphenyls: reproductive effects on second-generation American kestrels
    K J Fernie
    Natural Resource Sciences, McGill University, Ste Anne de Bellevue, Quebec, Canada
    Arch Environ Contam Toxicol 40:544-50. 2001
    ..Possible behavioral and physiological mechanisms involved in these reproductive changes are discussed...
  11. ncbi request reprint Captivity diets alter egg yolk lipids of a bird of prey (the American kestrel) and of a galliforme (the red-legged partridge)
    P F Surai
    Avian Science Research Centre, Scottish Agricultural College, Auchincruive, Ayr KA6 5HW, United Kingdom
    Physiol Biochem Zool 74:153-60. 2001
    ..Thus, captive breeding of both the kestrel and the partridge increases the n-6/n-3 polyunsaturate ratio of the yolk lipids...