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Mad Cows and the Case of the Biomarker

Using 2D differential gel eletrophoresis and mass spectrometry, a group of researchers from Canada and Germany identified proteins in cattle urine relating to bovine spongiform encephalitis. Analysis of protein expression data from one protein could, the researchers report, identify cases from controls with 100 percent accuracy. A set of proteins could tell when the animal was infected (with 85 percent accuracy). The researchers are hopeful that a live cattle test for BSE will be possible.

The Scan

CDC Calls Delta "Variant of Concern"

CNN reports the US Centers for Disease Control and Prevention now considers the Delta variant of SARS-CoV-2 to be a "variant of concern."

From FDA to Venture Capital

Former FDA Commissioner Stephen Hahn is taking a position at a venture capital firm, leading some ethicists to raise eyebrows, according to the Washington Post.

Consent Questions

Nature News writes that there are questions whether informed consent was obtained for some submissions to a database of Y-chromosome profiles.

Cell Studies on Multimodal Single-Cell Analysis, Coronaviruses in Bats, Urban Microbiomes

In Cell this week: approach to analyze multimodal single-cell genomic data, analysis of bat coronaviruses, and more.