Neurosearch's compound stops cocaine from binding to the receptor by getting in the way and gradually brings dopamine levels back to normal.

ECONOMIST: New drugs for old habits

McKillop insisted on the convenience of an oral drug, but the scientists found it impossible to devise a pill that would block EGF from binding to its receptor.

FORBES: Modesty ablaze

Researchers can only use dead cells or pieces of a cell and can only test for one response at a time, such as enzyme activity or the binding of a compound to a receptor.

FORBES: Laser light shows

PCBs do their damage by binding to a protein called the aryl hydrocarbon receptor, or AHR, thus stopping it working properly.

ECONOMIST: Pollution and evolution