NEW YORK (GenomeWeb) – Two recent studies have determined that proteins can be preserved in fossilized samples for far longer than previously thought possible.

Working independently, groups led by researchers at North Carolina State University and Taiwan's National Central University have found collagen peptides in dinosaur remains believed to be 80 million and 195 million years old, respectively. In the latter case, the findings push back by more than 100 million years the length of time over which protein has been found to be preserved.

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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.

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