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Death of a Renaissance Man

Elkan Blout, a Harvard biochemist who wore many hats in his professional life, died of pneumonia this week, reports the New York Times. Blout’s initial academic work in developing optical tools for studying protein chemistry led him to Polaroid’s research labs, where he refined the chemical process for instant snapshots. From there, he moved on to Harvard to take up research and administration, and later became a senior advisor for science at the FDA.

The Scan

Fertility Fraud Found

Consumer genetic testing has uncovered cases of fertility fraud that are leading to lawsuits, according to USA Today.

Ties Between Vigorous Exercise, ALS in Genetically At-Risk People

Regular strenuous exercise could contribute to motor neuron disease development among those already at genetic risk, Sky News reports.

Test Warning

The Guardian writes that the US regulators have warned against using a rapid COVID-19 test that is a key part of mass testing in the UK.

Science Papers Examine Feedback Mechanism Affecting Xist, Continuous Health Monitoring for Precision Medicine

In Science this week: analysis of cis confinement of the X-inactive specific transcript, and more.