This Week in Nature | GenomeWeb

This Week in Nature

In a paper published online in advance in Nature this week, MIT's Tyler Jacks and his colleagues describe the "suppression of lung adenocarcinoma progression by Nkx2-1," the NK2-related homeobox transcription factor. In a KrasLSL-G12D/+;p53flox/flox mouse model, the team found that "Nkx2-1 negativity is pathognomonic of high-grade poorly differentiated tumors." In their subsequent gain- and loss-of-function manipulations, the researchers found that the transcription factor controls tumor differentiation but also limits its metastatic potential.

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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.