This Week in PLoS

An international team led by investigators at the University of Bristol reports in PLoS Genetics this week on its effort to "efficiently capture information on population structure provided by patterns of haplotype similarity." The researchers' approach is based on a coancestry matrix that can be summarized as "chromosome painting," as they call it, in which "each individual in a sample is considered in turn as a recipient, whose chromosomes are reconstructed using chunks of DNA donated by the other individuals." Analyzing Human Genome Diversity Panel data for 938 people and 641,0

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CNN reports that researchers have tied a new variant to opioid addiction risk.

Organoids derived from patients' tumors may help determine what chemotherapy treatment patients would benefit from, according to New Scientist.

An initiative from GenomeAsia 100K hopes to increase the number of South Asians in genetic research, according to NBC News.

In Science this week: genomic analysis of ancient and modern horses indicates population turnover, and more.