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Such Levels of Trust

Over at her Culture Dish blog, Rebecca Skloot chats about an article in the New Scientist reporting on cases of people's DNA being tested without their knowing about it. "Suspicious spouses are sneaking DNA samples from their partner's underwear; men and women are covertly testing their children to find out if they're really biologically related," Skloot writes, adding that "several companies have cropped up to help them." She mentions some of these companies and concludes, "It sounds like there's a 'regulatory vacuum' surrounding these tests, and whether they're actually legal (not to mention ethical) to perform."

The Scan

UCLA Team Reports Cost-Effective Liquid Biopsy Approach for Cancer Detection

The researchers report in Nature Communications that their liquid biopsy approach has high specificity in detecting all- and early-stage cancers.

Machine Learning Improves Diagnostic Accuracy of Breast Cancer MRI, Study Shows

Combining machine learning with radiologists' interpretations further increased the diagnostic accuracy of MRIs for breast cancer, a Science Translational Medicine paper finds.

Genome Damage in Neurons Triggers Alzheimer's-Linked Inflammation

Neurons harboring increased DNA double-strand breaks activate microglia to lead to neuroinflammation like that seen in Alzheimer's disease, a new Science Advances study finds.

Long COVID-19 Susceptibility Clues Contained in Blood Plasma Proteome

A longitudinal study in eBioMedicine found weeks-long blood plasma proteome shifts after SARS-CoV-2 infection, along with proteomic signatures that appeared to coincide with long Covid risk.