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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
agricultural and biological sciences
Recombination gives a new insight in the effective population size and the history of the old world human populations
Molecular Biology and Evolution, Volume 29, No. 1, Year 2012
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Description
The information left by recombination in our genomes can be used to make inferences on our recent evolutionary history. Specifically, the number of past recombination events in a population sample is a function of its effective population size (Ne). We have applied a method, Identifying Recombination in Sequences (IRiS), to detect specific past recombination events in 30 Old World populations to infer their Ne. We have found that sub-Saharan African populations have an Ne that is approximately four times greater than those of non-African populations and that outside of Africa, South Asian populations had the largest Ne. We also observe that the patterns of recombinational diversity of these populations correlate with distance out of Africa if that distance is measured along a path crossing South Arabia. No such correlation is found through a Sinai route, suggesting that anatomically modern humans first left Africa through the Bab-el-Mandeb strait rather than through present Egypt. © The Author 2011.
Authors & Co-Authors
Melé, Marta
Spain, Barcelona
Universitat Pompeu Fabra Barcelona
Javed, Asif
United States, Yorktown Heights
Ibm Thomas J. Watson Research Center
Pybus, Marc
Spain, Barcelona
Universitat Pompeu Fabra Barcelona
Zalloua, Pierre A.
Lebanon, Beirut
Lebanese American University
Haber, Marc E.
Lebanon, Beirut
Lebanese American University
Comas, D.
Spain, Barcelona
Universitat Pompeu Fabra Barcelona
Netea, Mihai Gheorghe
Netherlands, Nijmegen
Radboud University Medical Center
Balanovsky, Oleg P.
Russian Federation, Moscow
Research Centre for Medical Genetics
Russian Federation, Moscow
Vavilov Institute of General Genetics, Russian Academy of Sciences
Balanovska, Elena V.
Russian Federation, Moscow
Research Centre for Medical Genetics
Jin, Li
China, Shanghai
Fudan University
Yang, Yajun
China, Shanghai
Fudan University
Pitchappan, Ramasamy M.
India, Kelambakkam
Chettinad Academy of Research and Education
India, Madurai
Madurai Kamaraj University
Arunkumar, G.
India, Madurai
Madurai Kamaraj University
Parida, Laxmi P.
United States, Yorktown Heights
Ibm Thomas J. Watson Research Center
Calafell, Francesc
Spain, Barcelona
Universitat Pompeu Fabra Barcelona
Bertranpetit, Jaume
Spain, Barcelona
Universitat Pompeu Fabra Barcelona
Statistics
Citations: 28
Authors: 16
Affiliations: 9
Identifiers
Doi:
10.1093/molbev/msr213
ISSN:
07374038
e-ISSN:
15371719
Study Design
Cross Sectional Study
Study Locations
Egypt