In Nucleic Acids Research this week, researchers in Paris evaluate splicing factor and exon expression profiles across 11 normal human tissues using microarray data. After validating with RT-PCR, the team found that "the cerebellum, testis, and spleen had the largest proportion of differentially expressed alternative exons," they write, although they found that the splicing factor expression profiles in these tissues were similar to a more global gene expression pattern.

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Magdalena Skipper, the incoming editor-in-chief of Nature, speaks with NPR's Weekend Edition Sunday.

Genetic genealogy has led to an arrest in another cold case, dating back to 1987.

In PLOS this week: mutation in second gene widens clinical symptoms of people with ADD3 mutations, comparative genomic analysis of Pseudovibrio, and more.

Wired reports that 23andMe is trying to bolster its outside collaborations.