Par K Ingvarsson

Summary

Country: Sweden

Publications

  1. pmc Nucleotide polymorphism and linkage disequilibrium within and among natural populations of European aspen (Populus tremula L., Salicaceae)
    Par K Ingvarsson
    Umea Plant Science Centre, Department of Ecology and Environmental Science, University of Umea, SE 891 87 Umeå, Sweden
    Genetics 169:945-53. 2005
  2. ncbi Differential migration from high fitness demes in the shining fungus beetle, Phalacrus substriatus
    P K Ingvarsson
    Department of Ecology and Environmental Science, Umea University, Sweden
    Evolution 54:297-301. 2000
  3. pmc Heterosis increases the effective migration rate
    P K Ingvarsson
    Department of Zoology, University of British Columbia, Vancouver, Canada
    Proc Biol Sci 267:1321-6. 2000
  4. pmc Genealogical evidence for epidemics of selfish genes
    Par K Ingvarsson
    Department of Biology, Gilmer Hall, University of Virginia, PO Box 400328, Charlottesville, VA 22904 4328, USA
    Proc Natl Acad Sci U S A 99:11265-9. 2002
  5. ncbi A metapopulation perspective on genetic diversity and differentiation in partially self-fertilizing plants
    Par K Ingvarsson
    Department of Ecology and Environmental Science, University of Umea, SE 901 87 Umea, Sweden
    Evolution 56:2368-73. 2002
  6. ncbi Molecular evolution of insertions and deletion in the chloroplast genome of silene
    Par K Ingvarsson
    Department of Biology, University of Virginia, USA
    Mol Biol Evol 20:1737-40. 2003
  7. ncbi Population subdivision and the Hudson-Kreitman-Aguade test: testing for deviations from the neutral model in organelle genomes
    Par K Ingvarsson
    Umea Plant Science Centre, Department of Ecology and Environmental Science, University of Umea, Sweden
    Genet Res 83:31-9. 2004
  8. ncbi Molecular population genetics of herbivore-induced protease inhibitor genes in European aspen (Populus tremula L., Salicaceae)
    Par K Ingvarsson
    Umea Plant Science Centre, Department of Ecology and Environmental Science, University of Umea, SE 891 87 Umeå, Sweden
    Mol Biol Evol 22:1802-12. 2005
  9. pmc Molecular evolution of synonymous codon usage in Populus
    Par K Ingvarsson
    Umea Plant Science Centre, Department of Ecology and Environmental Science, Umea University, SE90187 Umeå, Sweden
    BMC Evol Biol 8:307. 2008
  10. pmc Nucleotide polymorphism and phenotypic associations within and around the phytochrome B2 Locus in European aspen (Populus tremula, Salicaceae)
    Par K Ingvarsson
    Department of Ecology and Environmental Science, Umea Plant Science Centre, Umea University, SE 901 87 Umea, Sweden
    Genetics 178:2217-26. 2008

Collaborators

Detail Information

Publications31

  1. pmc Nucleotide polymorphism and linkage disequilibrium within and among natural populations of European aspen (Populus tremula L., Salicaceae)
    Par K Ingvarsson
    Umea Plant Science Centre, Department of Ecology and Environmental Science, University of Umea, SE 891 87 Umeå, Sweden
    Genetics 169:945-53. 2005
    ..The high levels of nucleotide polymorphism and low linkage disequilibrium suggest that it may be possible to map functional variation to very fine scales in P. tremula using association-mapping approaches...
  2. ncbi Differential migration from high fitness demes in the shining fungus beetle, Phalacrus substriatus
    P K Ingvarsson
    Department of Ecology and Environmental Science, Umea University, Sweden
    Evolution 54:297-301. 2000
    ....
  3. pmc Heterosis increases the effective migration rate
    P K Ingvarsson
    Department of Zoology, University of British Columbia, Vancouver, Canada
    Proc Biol Sci 267:1321-6. 2000
    ..Furthermore the heterosis effect will be highly variable throughout the genome, with the largest effect seen near selected genes and in regions of high gene density...
  4. pmc Genealogical evidence for epidemics of selfish genes
    Par K Ingvarsson
    Department of Biology, Gilmer Hall, University of Virginia, PO Box 400328, Charlottesville, VA 22904 4328, USA
    Proc Natl Acad Sci U S A 99:11265-9. 2002
    ....
  5. ncbi A metapopulation perspective on genetic diversity and differentiation in partially self-fertilizing plants
    Par K Ingvarsson
    Department of Ecology and Environmental Science, University of Umea, SE 901 87 Umea, Sweden
    Evolution 56:2368-73. 2002
    ..The reason for this depends on an interaction between selfing and pollen migration...
  6. ncbi Molecular evolution of insertions and deletion in the chloroplast genome of silene
    Par K Ingvarsson
    Department of Biology, University of Virginia, USA
    Mol Biol Evol 20:1737-40. 2003
    ..We show that coded indel data have high information content for phylogenetic analysis, and indels thus provide useful information to infer phylogenetic relationships at the intraspecific level...
  7. ncbi Population subdivision and the Hudson-Kreitman-Aguade test: testing for deviations from the neutral model in organelle genomes
    Par K Ingvarsson
    Umea Plant Science Centre, Department of Ecology and Environmental Science, University of Umea, Sweden
    Genet Res 83:31-9. 2004
    ....
  8. ncbi Molecular population genetics of herbivore-induced protease inhibitor genes in European aspen (Populus tremula L., Salicaceae)
    Par K Ingvarsson
    Umea Plant Science Centre, Department of Ecology and Environmental Science, University of Umea, SE 891 87 Umeå, Sweden
    Mol Biol Evol 22:1802-12. 2005
    ..tremula. Patterns of sequence diversity at TI1 do not fit a simple model of either balancing selection or recurrent selective sweeps. This suggests that selection at TI1 is more complex, possibly involving allelic cycling...
  9. pmc Molecular evolution of synonymous codon usage in Populus
    Par K Ingvarsson
    Umea Plant Science Centre, Department of Ecology and Environmental Science, Umea University, SE90187 Umeå, Sweden
    BMC Evol Biol 8:307. 2008
    ..However, natural selection on codon usage is considered to be a weak evolutionary force and selection on codon usage is expected to be strongest in species with large effective population sizes...
  10. pmc Nucleotide polymorphism and phenotypic associations within and around the phytochrome B2 Locus in European aspen (Populus tremula, Salicaceae)
    Par K Ingvarsson
    Department of Ecology and Environmental Science, Umea Plant Science Centre, Umea University, SE 901 87 Umea, Sweden
    Genetics 178:2217-26. 2008
    ..The lack of population structure, combined with low levels of linkage disequilibrium, suggests that association mapping is a fruitful method for dissecting naturally occurring variation in Populus tremula...
  11. pmc Multilocus patterns of nucleotide polymorphism and the demographic history of Populus tremula
    Par K Ingvarsson
    Umea Plant Science Centre, Department of Ecology and Environmental Science, Umea University, SE 901 87 Umea, Sweden
    Genetics 180:329-40. 2008
    ..tremula are likely to be 2-10 times higher than the mutation rate. This study reinforces the notion that linkage disequilibrium is low and decays to negligible levels within a few hundred base pairs in P. tremula...
  12. doi Comparative nucleotide diversity across North American and European populus species
    Mohamed Ismail
    Department of Forest Sciences, University of British Columbia, Vancouver, BC V6T 1Z4, Canada
    J Mol Evol 74:257-72. 2012
    ..tremula (≫400 bp). The similarities in nucleotide diversity pattern and LD decay of the two balsam poplar species likely reflects the recent time of their divergence...
  13. ncbi Variation in mutation rate and polymorphism among mitochondrial genes of Silene vulgaris
    Camille M Barr
    Department of Biology, University of Virginia, VA, USA
    Mol Biol Evol 24:1783-91. 2007
    ....
  14. doi Geographic structure in metabolome and herbivore community co-occurs with genetic structure in plant defence genes
    Carolina Bernhardsson
    Umea Plant Science Centre, Department of Ecology and Environmental Science, Umea University, SE 901 87, Umea, Sweden
    Ecol Lett 16:791-8. 2013
    ..Finally, we also identify 28 significant associations between single nucleotide polymorphisms SNPs from defence genes and a number of the herbivore traits and metabolic profiles...
  15. ncbi Molecular evolution of a small gene family of wound inducible Kunitz trypsin inhibitors in Populus
    Nina M Talyzina
    Umea Plant Science Centre, Department of Ecology and Environmental Science, Umea University, SE 90187, Umea, Sweden
    J Mol Evol 63:108-19. 2006
    ..The results indicate uneven evolutionary rates both between sites in the KTI protein and among different lineages in the KTI phylogeny, which is incompatible with a neutral model of sequence evolution...
  16. pmc Genetic differentiation, clinal variation and phenotypic associations with growth cessation across the Populus tremula photoperiodic pathway
    Xiao fei Ma
    Department of Ecology and Environmental Science, Umea Plant Science Centre, Umea University, SE 90187 Umea, Sweden
    Genetics 186:1033-44. 2010
    ..Collectively these SNPs explain 10-15% of the phenotypic variation in growth cessation. Covariances in allelic effects across populations help explain an additional 5-7% of the phenotypic variation in growth cessation...
  17. pmc Genetic variation in functional traits influences arthropod community composition in aspen (Populus tremula L.)
    Kathryn M Robinson
    Umea Plant Science Centre, Department of Plant Physiology, Umea University, Umea, Sweden
    PLoS ONE 7:e37679. 2012
    ..It further suggests that aspen can be a resource for the study of mechanisms of natural resistance to herbivores...
  18. pmc Clinal variation in phyB2, a candidate gene for day-length-induced growth cessation and bud set, across a latitudinal gradient in European aspen (Populus tremula)
    Par K Ingvarsson
    Department of Ecology and Environmental Science, Umea Plant Science Centre, University of Umea, SE 891 87 Umeå, Sweden
    Genetics 172:1845-53. 2006
    ....
  19. doi Natural selection on synonymous and nonsynonymous mutations shapes patterns of polymorphism in Populus tremula
    Par K Ingvarsson
    Umea Plant Science Centre, Department of Ecology and Environmental Science, Umea University, Umea, Sweden
    Mol Biol Evol 27:650-60. 2010
    ..54x10( - 7), which is in line with estimates from Drosophila where recurrent hitchhiking has also been shown to have significant effects on standing levels of polymorphism...
  20. doi Geographical structure and adaptive population differentiation in herbivore defence genes in European aspen (Populus tremula L., Salicaceae)
    Carolina Bernhardsson
    Department of Ecology and Environmental Science, Umea Plant Science Centre, SE 901 87 Umea, Sweden
    Mol Ecol 21:2197-207. 2012
    ..tremula, but this is, to our knowledge, one of the first times that geographical variation has been found in genes involved in plant defence against antagonists...
  21. doi Adaptive evolution of the Populus tremula photoperiod pathway
    David Hall
    Umea Plant Science Centre, Department of Ecology and Environmental Science, Umea University, Umea, Sweden
    Mol Ecol 20:1463-74. 2011
    ....
  22. doi Using association mapping to dissect the genetic basis of complex traits in plants
    David Hall
    Department of Ecology and Environmental Science, Umea Plant Science Centre, Umea University, Sweden
    Brief Funct Genomics 9:157-65. 2010
    ..With these caveats in mind, association mapping nevertheless shows great promise for helping us understand the genetic basis of complex traits of both economic and ecological importance...
  23. ncbi Adaptive population differentiation in phenology across a latitudinal gradient in European aspen (Populus tremula, L.): a comparison of neutral markers, candidate genes and phenotypic traits
    David Hall
    Department of Ecology and Environmental Science, Umea Plant Science Centre, Umea University, SE 901 87 Umea, Sweden
    Evolution 61:2849-60. 2007
    ..This result fit theoretical expectations that suggest that genetic differentiation at candidate loci is better described by F(ST) at neutral loci rather than by Q(ST) at the quantitative traits themselves...
  24. pmc Molecular population genetics of elicitor-induced resistance genes in European aspen (Populus tremula L., Salicaceae)
    Carolina Bernhardsson
    Umea Plant Science Centre, Department of Ecology and Environmental Science, Umea, Sweden
    PLoS ONE 6:e24867. 2011
    ....
  25. pmc Molecular diversification in the quorum-sensing system of Vibrio cholerae: Role of natural selection in the emergence of pandemic strains
    Nina M Talyzina
    Department of Ecology and Environmental Science, Umea University, Sweden
    Appl Environ Microbiol 75:3808-12. 2009
    ..cholerae strains. The hapR2 has evolved under strong natural selection, implying that its fixation was influenced by conditions that led to cholera pandemics...
  26. doi Gene flow and selection on phenotypic plasticity in an island system of Rana temporaria
    Martin I Lind
    Department of Ecology and Environmental Science, Umea University, 901 87 Umea, Sweden
    Evolution 65:684-97. 2011
    ..The local adaptation in development time and phenotypic plasticity is quite remarkable, because the populations are young (less than 300 generations) and substantial gene flow is present among islands...
  27. ncbi Common features of segregation distortion in plants and animals
    Douglas R Taylor
    Department of Biology, Box 400328, University of Virginia, Charlottesville, VA 22904 4328, USA
    Genetica 117:27-35. 2003
    ..Non-Mendelian genes may therefore have greater evolutionary importance than their current abundance in nature would suggest...
  28. ncbi Local drift load and the heterosis of interconnected populations
    M C Whitlock
    Department of Zoology, University of British Columbia, Vancouver, BC, Canada V6T 1Z4
    Heredity (Edinb) 84:452-7. 2000
    ..Moreover, we show that heterosis in crosses between populations has a different genetic basis than inbreeding depression within populations and is much more likely to result from alleles of intermediate effect...
  29. doi Association genetics of complex traits in plants
    Par K Ingvarsson
    Department of Ecology and Environmental Science, Umea Plant Science Centre, Umea University, SE 90187 Umea, Sweden
    New Phytol 189:909-22. 2011
    ....
  30. ncbi Gene expression and protein length influence codon usage and rates of sequence evolution in Populus tremula
    Par K Ingvarsson
    Umea Plant Science Centre, Department of Ecology and Environmental Science, Umea University, Umea, Sweden
    Mol Biol Evol 24:836-44. 2007
    ..In addition to the effects of gene expression, protein length appear to be an important factor influencing virtually all aspects of molecular evolution in P. tremula...
  31. ncbi Natural selection on floral traits of female Silene dioica by a sexually transmitted disease
    Barbara E Giles
    Department of Ecology and Environmental Science, Umea University, S 901 87 Umea, Sweden
    New Phytol 169:729-39. 2006
    ....