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The Medical Research Council's Paul Burgoyne led a team that used transgenic mice and microarrays to find a gene that contributes to the post-meiotic silencing of genes on the long arm of the mouse Y chromosome MSYq, information that "is crucial for postmeiotic repression of the sex chromosomes and for sperm differentiation." With mice made to produce siRNAs targeting the MSYq gene Sycp3-like Y-linked, or Sly, they found that less Sly expression led to mice with "major sperm differen

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The US Centers for Disease Control and Prevention has identified a small group of breakthrough COVID-19 cases, the Wall Street Journal reports.

The New York Times reports that the US Department of Defense is to use genetic genealogy approaches to identify the remains of unknown soldiers.

Vox and Nature discuss the importance of preparing for the next pandemic.

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