This Week in Nature

In a paper published online in advance in Nature this week, researchers at the Northwestern University Feinberg School of Medicine and elsewhere report that mutations in UBQLN2 — which encodes the ubiquitin-like protein ubiquilin 2 — "cause dominantly inherited, chromosome-X-linked ALS [amyotrophic lateral sclerosis] and ALS/dementia." In its functional analyses, the team found evidence linking "abnormalities in ubiquilin 2 to defects in the protein degradation pathway, abnormal

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Direct-to-consumer genetic testing companies have offered to test families separated at the southern US border, but that raises ethical issues.

The New York Times reports on a project to develop a tree DNA database to uncover illegal logging.

CNBC reports that confirming a positive result from 23andMe's BRCA health report can be expensive.

In PLOS this week: links between gut microbiome and colorectal cancer mutations, targeted sequencing uncovers genetic susceptibilities to epilepsy in Koreans, and more.