NEW YORK (GenomeWeb News) – Epigenetic programs tend to become increasingly out of whack in B-cells as lymphoma develops, progresses, and becomes more aggressive, a new study suggests.

As they reported online last night in PLoS Genetics, researchers from the University of Colorado, Weill Cornell Medical College, the Dana-Farber Cancer Institute, and elsewhere used custom arrays and methylation assays to compare the DNA methylation profiles in normal B-cell samples and samples from the two most common subtypes of non-Hodgkin lymphoma.

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Sequencing could help combat foodborne illnesses, according to a blog post by Food and Drug Administration officials.

Popular Mechanics reports that Caltech researchers have built a prototype nanobot using DNA.

The Sacramento Bee writes that direct-to-consumer genetic testing connected a woman to sperm donor-conceived half siblings.

In PLOS this week: gene expression catalog for sheep, viral diversity among respiratory samples from camels, and more.