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.

Gene drives might run into biological resistance, the Economist reports.

Forensic experts exhumed painter Salvador Dalí's body to collect DNA for a paternity test, CBS News reports.

Yale Environment 360 writes that synthetic and conservation biologists aren't always on the same wavelength, but they are trying to reach an understanding.

In Science this week: full CRISPR locus integration complex structure, and more.