
Merck (NYSE: MRK) headquartered in Whitehouse Station, NJ works in in both human and animal health (Merial).
Merck has agreements with:
Neuromed Pharmaceuticals for treatment of pain and neuro disorders
NicOx for the development of antihypertensive drugs
FoxHollow Technologies for atherosclerotic plaque analysis
Ariad Pharmaceuticals for AP23573, an mTOR inhibitor