February 2012

The Risky Value of Imperfection

February 27, 2012

By Rob Mitchum Cells, like people, are not perfect. If a cell’s primary responsibility is to produce proteins, then it makes a remarkable amount of mistakes in that job, with some studies estimating that an error appears in as many as 1 out of [Read more]

The Two Faces of microRNA

February 22, 2012

By Rob Mitchum Among the most hyped cancer therapies for the future, microRNA looms large. While much smaller than the RNA produced by protein-coding genes, these tiny transcripts play an important regulatory role in cells by acting as a brake on [Read more]