But testing was problematic from the start ... we are addressing the question of what happens when you have more complete HER2/neu blockade,” says Genentech's Sliwkowski. The drug has already ...

Roche’s PATHWAY anti-HER2/neu (4B5) Rabbit Monoclonal Primary Antibody test becomes the only FDA approved companion diagnostic indicated to aid assessment of HER2 low-metastatic breast cancer ...