Metabolite Trail

The Scan

Funds Sought for Vaccine Distribution

The Washington Post reports that US states and territories are seeking more funding for the distribution of SARS-CoV-2 vaccines.

Virus Variant From Spain Now Across UK

The strain now accounts for about 80 percent of cases in Wales and Scotland, and about half of cases in England, the Guardian reports.

Unexpected Loss

A new study suggests that using CRISPR to edit human embryonic DNA can lead to the loss of whole chromosomes, as the Associated Press reports.

Science Papers on Long Human-Canine Relationship, Population History of Early East Asians, More

In Science this week: ancient dog genomes highlight long ties with humans, genomic analysis of 40,000-year-old early East Asian individual, and more.

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