Admixture

Gene Expression

Tag archives for Admixture

How Argentina became white

Apropos of my skepticism of Census projections of 2050 demographic balances, there’s a new paper out on Argentina which is relevant. Here’s Wikipedia on Argentina’s self-conception: As with other areas of new settlement such as Canada, Australia and the United States, Argentina is considered a country of immigrants. Most Argentines are descended from colonial-era settlers…

About six months ago I had a post up on the Cape Coloureds of South Africa. As a reminder, the Cape Coloureds are a mixed-race population who are the plural majority in the southwestern Cape region of South Africa. Like the white Boers they are a mostly Afrikaans speaking population who are adherents of Reformed…

A new paper in PLoS ONE, Evaluation of Group Genetic Ancestry of Populations from Philadelphia and Dakar in the Context of Sex-Biased Admixture in the Americas, doesn’t add much to what we know. They looked at a several hundred individuals who are self-identified as African American and European American, as well as 49 Senegalese from…

Neanderthals ‘had sex’ with modern man: Professor Svante Paabo, director of genetics at the renowned Max Planck Institute for Evolutionary Anthropology in Leipzig, will shortly publish his analysis of the entire Neanderthal genome, using DNA retrieved from fossils. He aims to compare it with the genomes of modern humans and chimpanzees to work out the…

Hypertension, race, class & Puerto Rico!

Update: Author comments below. PLoS ONE has an interesting paper out, Genetic Ancestry, Social Classification, and Racial Inequalities in Blood Pressure in Southeastern Puerto Rico. They’re exploring the topic of African ancestry and hypertension, which seems to have a positive correlation, but where there is dispute as to whether that correlation is driven only by…

Argentina, the indigenous foremothers

Dienekes points to a new paper, Amerindian mitochondrial DNA haplogroups predominate in the population of Argentina: towards a first nationwide forensic mitochondrial DNA sequence database: The study presents South American mitochondrial DNA (mtDNA) data from selected north (N = 98), central (N = 193) and south (N = 47) Argentinean populations. Sequence analysis of the…

It is well known that different ethnic groups vary when it comes to diseases such as Type II Diabetes. Or, more specifically they vary in terms of risk, all things equal (if you use an online Type II Diabetes calculator you’ll see immediately as they sometimes have a parameter for ethnicity). American blacks for example…