VEGF-A

This article has been updated to clarify the enrollment challenges with the InVite Study.

Absent mature data suggesting that Genentech's biomarker strategy would likely prove Avastin's efficacy in a subpopulation, ODAC members did not want to expose patients unnecessarily to a toxic agent for many years to come.

If Genentech produces data showing substantial benefit in a subset of patients, "a new science-based indication could be approved," an FDA official said. "Until that time, it is not appropriate for the drug to continue to be approved for the treatment of breast cancer when the totality of the available data does not support such an approval."

A company spokesperson could not verify that the company will definitely discuss pharmacogenomics data on Avastin at the June 28-29 hearing.

Researchers hope to tease out the signature effects that different carcinogens leave on the genome to determine their contributions to disease, Mosaic reports.

The Wall Street Journal looks into the cost of new gene therapies.

An Imperial College London-led team reports that it was able to use a gene drive to control a population of lab mosquitos.

In PNAS this week: genomic effects of silver fox domestication, limited effect of mitochondrial mutations on aging in fruit flies, and more.