Results 171 to 180 of about 6,918,483 (191)
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Population structure and admixture in transplanted Tlaxcaltecan populations

American Journal of Physical Anthropology, 1980
AbstractThe history of the Indian populations from the Valley of Tlaxcala since the Spanish conquest of Mexico has been one of fission and transplantation. A number of Tlaxcaltecan families were relocated by the Spanish and founded new communities such as Saltillo and Cuanalan outside the Valley of Tlaxcala.
M. H. Crawford, Eric J. Devor
openaire   +1 more source

The Admixture Linkage Disequilibrium and Genetic Linkage Inference on the Gradual Admixture Population

Acta Genetica Sinica, 2006
Through the theoretical analysis of the admixture linkage disequilibrium (ALD) in the gradual admixture (GA) model, in which admixture occurs in every generation, the ALD is found to be proportional to the difference in marker allele frequencies, P1 - P2, between two subpopulations.
Fung, WK, Guo, W
openaire   +4 more sources

Ethnic Admixture Composition of Two Western Amazonian Populations

Human Biology, 2002
A small riverine community, Portuchuelo (8 degrees 37'S, 63 degrees 49'W), and a rural county, Monte Negro (10 degrees 15'S, 63 degrees 18'W), both in the state of Rondĵnia, Brazil, were studied for the purposes of ascertaining health conditions and the causes of the variability of some infectious diseases.
R G M, Ferreira   +9 more
openaire   +2 more sources

Genetic diversity and admixture patterns in Indian populations

Gene, 2012
India is a diverse land whose population holds the history of waves of human dispersal. Recent studies suggest two major ancestral contributions to most of the Indian sub-populations. However, present day Indians are thought to contain huge genetic diversity derived consequent to multiple cultural, linguistic and geographical variations.
Biswaroop, Chakrabarti   +3 more
openaire   +2 more sources

Admixture and diversity in West African cattle populations

Molecular Ecology, 2004
AbstractWe present a population genetic analysis of microsatellite variation in 16 West African cattle populations. West Africa represents a unique juxtaposition of different climatic and ecological zones in a relatively small geographical area. While more humid coastal regions are inhabited by the tsetse fly, a vector which spreads trypanosomiasis ...
A R, Freeman   +7 more
openaire   +2 more sources

On the path to extinction: Inbreeding and admixture in a declining grey wolf population

Molecular Ecology, 2018
Allee effects reduce the viability of small populations in many different ways, which act synergistically to lead populations towards extinction vortexes.
D. Gómez-Sánchez   +9 more
semanticscholar   +1 more source

Stratification of Admixture Population: A Bayesian Approach

2019 7th Iranian Joint Congress on Fuzzy and Intelligent Systems (CFIS), 2019
A statistical algorithm is introduced to improve the false inference of active loci, in the population in which members are admixture. The algorithm uses an advanced clustering algorithm based on a Bayesian approach. The proposed algorithm simultaneously infers the hidden structure of the population.
M. Tamiji, S.M. Taheri, S.A. Motahari
openaire   +1 more source

Admixture and Ancestry Inference from Ancient and Modern Samples through Measures of Population Genetic Drift

Human Biology: The Official Publication of the American Association of Anthropological Genetics, 2017
Methods that leverage the information about population history contained within the increasingly abundant genetic sequences of extant and extinct hominid populations are diverse in form and versatile in application.
Alexandre M. Harris, Michael Degiorgio
semanticscholar   +1 more source

Racial admixture in a Mestizo population from Mexico City

American Journal of Human Biology, 1995
AbstractSeven genetic systems were used to investigate the racial composition of a sample from a low‐income Mexico City Mestizo group, finding estimates of 0.590, 0.348, and 0.062 of Indian, White, and Black ancestry, respectively. The results are similar to another Mexico City group studied previously and to several Mestizo populations from different ...
Rubén, Lisker   +3 more
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Polymorphic admixture typing in human ethnic populations.

American journal of human genetics, 1994
A panel of 257 RFLP loci was selected on the basis of high heterozygosity in Caucasian DNA surveys and equivalent spacing throughout the human genome. Probes from each locus were used in a Southern blot survey of allele frequency distribution for four human ethnic groups: Caucasian, African American, Asian (Chinese), and American Indian (Cheyenne ...
M, Dean   +9 more
openaire   +1 more source

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