Sri N Shekar

Summary

Affiliation: Queensland Institute of Medical Research
Country: Australia

Publications

  1. ncbi request reprint Spectrophotometric methods for quantifying pigmentation in human hair-influence of MC1R genotype and environment
    Sri N Shekar
    Genetic Epidemiology Unit, Queensland Institute of Medical Research, Brisbane, QLD, Australia
    Photochem Photobiol 84:719-26. 2008
  2. ncbi request reprint Hypotheses on the effect of cadmium on glutathione content of red blood corpuscles
    Sri Niranjan Shekar
    Genetic Epidemiology Unit, Queensland Institute of Medical Research, Brisbane, Queensland, Australia
    Twin Res Hum Genet 9:73-5. 2006
  3. ncbi request reprint Linkage and association analysis of spectrophotometrically quantified hair color in Australian adolescents: the effect of OCA2 and HERC2
    Sri N Shekar
    Genetic Epidemiology Unit, Queensland Institute of Medical Research, Brisbane, Queensland, Australia
    J Invest Dermatol 128:2807-14. 2008
  4. ncbi request reprint Genetic covariation between theAuthor Recognition Test and reading and verbal abilities: what can we learn from the analysis of high performance?
    Nicolas W Martin
    Genetic Epidemiology Laboratory, Queensland Institute of Medical Research, PO Royal Brisbane Hospital, Brisbane, QLD, Australia
    Behav Genet 39:417-26. 2009
  5. ncbi request reprint Genetic and environmental influences on optimism and its relationship to mental and self-rated health: a study of aging twins
    Miriam A Mosing
    Genetic Epidemiology Unit, Queensland Institute of Medical Research, 300 Herston Rd, Brisbane, QLD, 4029, Australia
    Behav Genet 39:597-604. 2009
  6. ncbi request reprint Red hair is the null phenotype of MC1R
    Kimberley A Beaumont
    Melanogenix Group, Institute for Molecular Bioscience, University of Queensland, Brisbane, Queensland 4072, Australia
    Hum Mutat 29:E88-94. 2008
  7. pmc A population-based study of Australian twins with melanoma suggests a strong genetic contribution to liability
    Sri N Shekar
    Queensland Institute of Medical Research, Brisbane, Queensland, Australia
    J Invest Dermatol 129:2211-9. 2009
  8. pmc Genetic and environmental influences on individual differences in attitudes toward homosexuality: an Australian twin study
    Karin J H Verweij
    Genetic Epidemiology Laboratory, Queensland Institute of Medical Research, 300 Herston Road, Brisbane 4029, QLD, Australia
    Behav Genet 38:257-65. 2008
  9. ncbi request reprint A genome scan for epidermal skin pattern in adolescent twins reveals suggestive linkage on 12p13.31
    Sri Niranjan Shekar
    Genetic Epidemiology Unit, Queensland Institute of Medical Research, Brisbane, Queensland, Australia
    J Invest Dermatol 126:277-82. 2006
  10. ncbi request reprint Genetic and environmental influences on skin pattern deterioration
    Sri Niranjan Shekar
    Genetic Epidemiology Unit, Queensland Institute of Medical Research, Brisbane, QLD, Australia
    J Invest Dermatol 125:1119-29. 2005

Detail Information

Publications10

  1. ncbi request reprint Spectrophotometric methods for quantifying pigmentation in human hair-influence of MC1R genotype and environment
    Sri N Shekar
    Genetic Epidemiology Unit, Queensland Institute of Medical Research, Brisbane, QLD, Australia
    Photochem Photobiol 84:719-26. 2008
    ..Our results show that spectrophotometric measures approximating variation in eumelanin and pheomelanin may be considered as an alternative to chemical methods in larger epidemiological studies...
  2. ncbi request reprint Hypotheses on the effect of cadmium on glutathione content of red blood corpuscles
    Sri Niranjan Shekar
    Genetic Epidemiology Unit, Queensland Institute of Medical Research, Brisbane, Queensland, Australia
    Twin Res Hum Genet 9:73-5. 2006
    ..The heritability of glutathione content was 91%. The application of cadmium significantly reduced the mean level of GSH. However, this reduction in GSH was not due to additive genetic influences in our sample...
  3. ncbi request reprint Linkage and association analysis of spectrophotometrically quantified hair color in Australian adolescents: the effect of OCA2 and HERC2
    Sri N Shekar
    Genetic Epidemiology Unit, Queensland Institute of Medical Research, Brisbane, Queensland, Australia
    J Invest Dermatol 128:2807-14. 2008
    ..03 after correction for multiple testing, respectively). These two SNPs explain 1.54 and 0.85% of variation in the A650t index, respectively...
  4. ncbi request reprint Genetic covariation between theAuthor Recognition Test and reading and verbal abilities: what can we learn from the analysis of high performance?
    Nicolas W Martin
    Genetic Epidemiology Laboratory, Queensland Institute of Medical Research, PO Royal Brisbane Hospital, Brisbane, QLD, Australia
    Behav Genet 39:417-26. 2009
    ..This suggests a distinct genetic etiology for high ART ability and we speculate that the specific genetic influence is on orthographical processing, a critical factor in developing word recognition skills...
  5. ncbi request reprint Genetic and environmental influences on optimism and its relationship to mental and self-rated health: a study of aging twins
    Miriam A Mosing
    Genetic Epidemiology Unit, Queensland Institute of Medical Research, 300 Herston Rd, Brisbane, QLD, 4029, Australia
    Behav Genet 39:597-604. 2009
    ....
  6. ncbi request reprint Red hair is the null phenotype of MC1R
    Kimberley A Beaumont
    Melanogenix Group, Institute for Molecular Bioscience, University of Queensland, Brisbane, Queensland 4072, Australia
    Hum Mutat 29:E88-94. 2008
    ..We report here the first case of a homozygous MC1R null individual, phenotypic analysis indicates that red hair and fair skin is found in the absence of MC1R function...
  7. pmc A population-based study of Australian twins with melanoma suggests a strong genetic contribution to liability
    Sri N Shekar
    Queensland Institute of Medical Research, Brisbane, Queensland, Australia
    J Invest Dermatol 129:2211-9. 2009
    ..Using these data and population prevalences, it was estimated that 55% of the variation in liability to melanoma is due to genetic influences...
  8. pmc Genetic and environmental influences on individual differences in attitudes toward homosexuality: an Australian twin study
    Karin J H Verweij
    Genetic Epidemiology Laboratory, Queensland Institute of Medical Research, 300 Herston Road, Brisbane 4029, QLD, Australia
    Behav Genet 38:257-65. 2008
    ..The results suggest that variation in attitudes toward homosexuality is substantially inherited, and that social environmental influences are relatively minor...
  9. ncbi request reprint A genome scan for epidermal skin pattern in adolescent twins reveals suggestive linkage on 12p13.31
    Sri Niranjan Shekar
    Genetic Epidemiology Unit, Queensland Institute of Medical Research, Brisbane, Queensland, Australia
    J Invest Dermatol 126:277-82. 2006
    ..In the same analysis, a peak was seen at 4q23 with a lod score of 1.55. A possible candidate for the peak at 12p13.31 is the protease inhibitor, alpha-2-macroglobulin...
  10. ncbi request reprint Genetic and environmental influences on skin pattern deterioration
    Sri Niranjan Shekar
    Genetic Epidemiology Unit, Queensland Institute of Medical Research, Brisbane, QLD, Australia
    J Invest Dermatol 125:1119-29. 2005
    ..Melanin content appears to provide a protective effect against skin pattern deterioration, perhaps because of the structural differences in melanosomes between different skin types or the free radical scavenging properties of melanin...