Research Topics
Species | Alon KeinanSummaryAffiliation: Cornell University Country: USA Publications
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Publications
Recent explosive human population growth has resulted in an excess of rare genetic variantsAlon Keinan
Department of Biological Statistics and Computational Biology, Cornell University, Ithaca, NY 14853, USA
Science 336:740-3. 2012..Hence, the extreme recent human population growth needs to be taken into consideration in studying the genetics of complex diseases and traits...
NRE: a tool for exploring neutral loci in the human genomeLeonardo Arbiza
Department of Biological Statistics and Computational Biology, Cornell University, 102 Weill Hall, Ithaca 14853, USA
BMC Bioinformatics 13:301. 2012..abstract:..
Human population differentiation is strongly correlated with local recombination rateAlon Keinan
Department of Genetics, Harvard Medical School, Boston, Massachusetts, United States of America
PLoS Genet 6:e1000886. 2010....
Can a sex-biased human demography account for the reduced effective population size of chromosome X in non-Africans?Alon Keinan
Department of Biological Statistics and Computational Biology, Cornell University, Ithaca, New York, USA
Mol Biol Evol 27:2312-21. 2010....
The history of African gene flow into Southern Europeans, Levantines, and JewsPriya Moorjani
Department of Genetics, Harvard Medical School, Boston, Massachusetts, United States of America
PLoS Genet 7:e1001373. 2011..For the Jewish admixture, we obtain an average estimated date of about 72 generations. This may reflect descent of these groups from a common ancestral population that already had some African ancestry prior to the Jewish Diasporas...
Demographic history and rare allele sharing among human populationsSimon Gravel
Department of Genetics, Stanford University School of Medicine, Stanford, CA 94305 5120, USA
Proc Natl Acad Sci U S A 108:11983-8. 2011..Our results emphasize that replication of disease association for specific rare genetic variants across diverged populations must overcome both reduced statistical power because of rarity and higher population divergence...
Measurement of the human allele frequency spectrum demonstrates greater genetic drift in East Asians than in EuropeansAlon Keinan
Department of Genetics, Harvard Medical School, Boston, Massachusetts 02115, USA
Nat Genet 39:1251-5. 2007..Our analysis shows that East Asian and northern European ancestors shared the same population bottleneck expanding out of Africa but that both also experienced more recent genetic drift, which was greater in East Asians...
Detecting natural selection by empirical comparison to random regions of the genomeFuli Yu
Department of Genetics, Harvard Medical School, Boston, MA, USA
Hum Mol Genet 18:4853-67. 2009..Our study also provides a prototype for how empirical scans for ancient selection can be carried out once many genomes are sequenced...
Accelerated genetic drift on chromosome X during the human dispersal out of AfricaAlon Keinan
Department of Genetics, Harvard Medical School, Boston, Massachusetts 02115, USA
Nat Genet 41:66-70. 2009..We conclude that a sex-biased process that reduced the female effective population size, or an episode of natural selection unusually affecting chromosome X, was associated with the founding of non-African populations...
Predicting signatures of "synthetic associations" and "natural associations" from empirical patterns of human genetic variationDiana Chang
Department of Biological Statistics and Computational Biology, Cornell University, Ithaca, New York, United States of America
PLoS Comput Biol 8:e1002600. 2012..Finally, we find the variance in associated allele frequency to be a potential indicator of synthetic associations...
Analyses of X-linked and autosomal genetic variation in population-scale whole genome sequencingSrikanth Gottipati
Department of Biological Statistics and Computational Biology, Cornell University, Ithaca, New York, USA
Nat Genet 43:741-3. 2011..This relative reduction is most parsimoniously explained by differences in demographic history without the need to invoke natural selection...
Population genetic inference from personal genome data: impact of ancestry and admixture on human genomic variationJeffrey M Kidd
Department of Genetics, Stanford University School of Medicine, Stanford, CA 94305, USA
Am J Hum Genet 91:660-71. 2012....
Gene-based testing of interactions in association studies of quantitative traitsLi Ma
Department of Biological Statistics and Computational Biology, Cornell University, Ithaca, New York, USA
PLoS Genet 9:e1003321. 2013..We conclude that our GGG tests show improved power to identify gene-level interactions in existing, as well as emerging, association studies...
Interaction between SNPs in the RXRA and near ANGPTL3 gene region inhibits apoB reduction after statin-fenofibric acid therapy in individuals with mixed dyslipidemiaLi Ma
Department of Biological Statistics and Computational Biology, Cornell University, Ithaca, NY, USA
J Lipid Res 53:2425-8. 2012..Further study is required to examine the clinical applicability of this genetic interaction and its effect on coronary events...
Knowledge-driven analysis identifies a gene-gene interaction affecting high-density lipoprotein cholesterol levels in multi-ethnic populationsLi Ma
Department of Biological Statistics and Computational Biology, Cornell University, Ithaca, New York, United States of America
PLoS Genet 8:e1002714. 2012..In conclusion, based on a knowledge-driven analysis of epistasis, together with a new locus-based validation method, we successfully identified and validated an interaction affecting a complex trait in multi-ethnic populations...
Mapping copy number variation by population-scale genome sequencingRyan E Mills
Department of Pathology, Brigham and Women s Hospital, Harvard Medical School, Boston, Massachusetts, USA
Nature 470:59-65. 2011..Our analytical framework and SV map serves as a resource for sequencing-based association studies...
Combining evidence of natural selection with association analysis increases power to detect malaria-resistance variantsGeorge Ayodo
Department of Genetics, Harvard Medical School, Boston, MA 02115, USA
Am J Hum Genet 81:234-42. 2007..This empirically demonstrates that combining association analysis with evidence of natural selection can increase power to detect risk variants by orders of magnitude--up to P=.000018 for HBB and P=.00043 for CD36...
