This Week in PLOS

A California team has garnered evidence implicating the research organism Xenopus laevis (the South African clawed frog) in the presence of the frog fungal pathogen Batrachochytrium dendrobatis in California. As they reported in PLOS One, investigators surveyed more than 200 archived frog samples by real-time PCR, including 178 samples collected in Africa between 1871 and 2000 and almost two dozen more collected in California between 2001 and 2010.

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NPR reports that Turkish high school students will no longer study evolution.

Researchers report they sequenced and identified plant species in an "al fresco" laboratory.

An Australian team searches for genetic alterations linked to depression in hopes of developing personalized treatments, the Sydney Morning Herald reports.

In PNAS this week: host contributors to typhoid fever risk, effects of obesity-related variants near TMEM18, and more.