This Week's Science

In this week’s Science, two Italian research groups reported on promising results from gene therapy clinical trials. In both studies, hematopoietic stem cells were removed from patients, then tranduced with lentiviral vectors encoding therapeutic genes and returned to the patients. For three children with the rare lysosomal storage disorder metachromatic leukodystrophy, which is caused by mutations in the ARSA gene, treatment appears to have halted progression of the disease.

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The partially reinstated US travel ban leaves space for uncertainty for researchers, Nature News says.

Researchers find a number of traits differ by sex and could affect mouse model studies, according to Reuters.

Tweaking the skin microbiome could help address some skin conditions, the New York Times reports.

In PNAS this week: DNA methylation profiles of tumor tissue, gene dynamics in prokaryotes, and more.