This Week in PNAS | GenomeWeb

This Week in PNAS

In PNAS this week, researchers in Pittsburgh report their findings that modification of ubiquitin carboxyl-terminal hydrolase L1 by cyclopentenone prostaglandins causes unfolding and aggregation of neurofribillary tangles. A single thiol group on Cys152 reacts with the α,β-unsaturated carbonyl center in the cyclopentenone ring of prostaglandins, resulting in a covalent adduct, the researchers write.

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The Wall Street Journal reports that National Institutes of Health Director Francis Collins' response to contamination concerns at the agency might have delayed care.

The final revision of the Common Rule doesn't include the proposed change requiring consent for leftover biospecimens.

The first Reproducibility Project: Cancer Biology papers show mixed results.

In Nature this week: mobile phone-based targeted DNA sequencing, and more.