News tagged with ancestry
Genetic study clarifies African and African-American ancestry
9 hours ago |
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People who identify as African-American may be as little as 1 percent West African or as much as 99 percent, just one finding of a large-scale, genome-wide study of African and African-American ancestry released ...
Study reveals lack of diversity in embryonic stem cell lines
Dec 16, 2009 |
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The most widely used human embryonic stem cell lines lack genetic diversity, a finding that raises social justice questions that must be addressed to ensure that all sectors of society benefit from stem cell advances, according ...
Single gene may cause curly hair
Nov 10, 2009 |
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(PhysOrg.com) -- Scientists in Australia have identified a single gene that strongly influences whether you have curly or straight hair.
'Peking Man' older than thought; somehow adapted to cold
Other Sciences / Archaeology & Fossils
Mar 11, 2009 |
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(PhysOrg.com) -- A new dating method has found that "Peking Man" is around 200,000 years older than previously thought, suggesting he somehow adapted to the cold of a mild glacial period.
Ancestry attracts, but love is blind
Nov 20, 2009 |
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People preferentially marry those with similar ancestry, but their decisions are not necessarily based on hair, eye or skin colour. Research, published in BioMed Central's open access journal Genome Biology, shows that M ...
Study looks at scientific, cultural perspectives on race
Nov 17, 2009 |
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(PhysOrg.com) -- A new study compares personal perceptions of race, color and ancestry of Brazilian high school students with the results of genetic ancestry tests, with the aim of investigating the tensions between cultural ...
No such thing as ethnic groups, genetically speaking
Aug 31, 2009 |
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Central Asian ethnic groups are more defined by societal rules than ancestry. Researchers writing in the open access journal BMC Genetics found that overall there are more genetic differences within ethnic groups than betwee ...
Mexican genomes show wide diversity
May 11, 2009 |
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(AP) -- The detailed new look yet at the genetics of Mexicans is showing significant diversity, a finding that could help point the way to customized drugs and identification of people prone to certain diseases.
Newly identified genetic variants found to increase breast cancer risk
Mar 30, 2009 |
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(PhysOrg.com) -- A large-scale effort to identify genetic markers of breast cancer has uncovered two common genetic variants that increase risk of the disease in women of European ancestry.
Bioethicists call for federal regulation of genetic ancestry testing
Jul 02, 2009 |
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(PhysOrg.com) -- As the popularity of take-home DNA kits to trace ancestry or calculate the risk for serious medical conditions grows, there is an increasingly critical need for federal oversight of "direct-to consumer" genetic ...
Genetic ancestry of African-Americans reveals new insights about gene expression
Biology /
Dec 05, 2008 |
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The amount of proteins produced in cells—a fundamental determinant of biological outcomes collectively known as gene expression—varies in African American individuals depending on their proportion of African or European genetic ...
Socio-cultural, genetic data work together to reveal health disparities
Sep 09, 2009 |
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When it comes to health disparities between different groups, how society sees people in terms of race might play a greater role than genetics, according to a new University of Florida study.
Pathway Genomics launches public DNA testing
Jul 15, 2009 |
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A young US start-up brimming with medical research veterans brings genetic testing to the masses on Wednesday with an affordable, comprehensive DNA service for the public.
Do Americans have an identity crisis when it comes to race and ethnicity?
Other Sciences / Social Sciences
Mar 26, 2009 |
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Say goodbye to Italian-Americans and German-Americans and say hello to Vietnamese-Americans, Salvadoran-Americans and a bunch of other hyphenated Americans.
European ancestry increases breast cancer risk among Latinas
Dec 01, 2008 |
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Latina women have a lower risk of breast cancer than European or African-American women generally, but those with higher European ancestry could be at increased risk, according to data published in the December 1 issue of ...
