Current medication for breast cancer targets receptors in the tumors. But one in six tumors have no receptors and are difficult to treat. Now, a team of 11 Weizmann scientists has found a combination of two antibodies that mount a pincer attack on these tumors, causing them to collapse and die.
http://www.pnas.org/content/110/5/1815.short
http://wis-wander.weizmann.ac.il/two-antibodies-are-better-than-one#.USOPX_L67hE