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According to the study, two distinct clades arose within the species at different times, supporting a pattern of repeated expansion and localized extinction.
The genomes of four children who died in Cameroon 3,000 to 8,000 years ago pointed to diverse early lineages and helped tease out historical population relationships.
By combining mitochondrial DNA and climatic data, an international team of researchers found that an early mitochondrial lineage emerged in a paleo-wetland.
The researchers traced the timing of when these clusters developed to the emergence of agriculture in three river valleys.
With ancient mitochondrial sequences from all seven Canary Islands, researchers identified at least two early migrations involving shifting populations from North Africa.
Researchers have uncovered three families in which individuals inherited mitochondrial DNA from their fathers, upending existing belief.
By sequencing a handful of individuals who lived in Morocco some 13,900 to 15,100 years ago, investigators found clues to past population mergers in North Africa.
A mitochondrial genome- and Y chromosome marker-based analysis suggests the Chachapoyas population was not completely replaced by Incas as previously believed.
University of Pennsylvania researchers sequenced single mitochondria, which they noted could be used to track the development of mitochondrial disease.
The US-based team that performed mitochondrial replacement therapy publishes its approach; editorial describes its weaknesses.
Two COVID-19 vaccine developers have released their trial protocols to build public trust, the New York Times reports.
A new analysis finds the rapid COVID-19 test from DnaNudge to be highly accurate, Reuters reports.
In Science this week: global citizens' assembly on genome-editing technologies proposed, epigenetic markers predict metformin response, and more.
According to the Verge, many US states are not including positive results from rapid COVID-19 testing in their case numbers.