Also at GSA's Genetics 2010: Model Organisms to Human Biology conference in Boston this week, Eric Vilain of the University of California, Los Angeles, spoke about his work interrogating the most sexually dimorphic behavioral trait in humans — sexual orientation — via methylation patterns, or what he calls "epigaynomics." He and his team recruited 34 monozygotic twin pairs discordant for sexual orientation and interrogated 28,000 CpG loci on an Illumina platform.

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The Jackson Laboratory has filed a complaint accusing Nanjing University of breeding and re-selling its mouse models, the Hartford Courant reports.

Oxford researchers are turning to virtual reality to visualize genes and regulatory elements, Phys.org says.

In Science this week: neutrophils rely on microRNA to protect against lung inflammation, and more.

China is moving forward with plans to sequence a million citizens, the Wall Street Journal reports.