After analyzing the data, the Wake Forest Baptist researchers identified the cell signaling pathway by which epinephrine, a hormone also known as adrenaline, sets off the cellular chain reaction that controls cell death.
The first hints about cellular debris came almost a century ago, when psychiatrist Alois Alzheimer studied the brains of demented patients after death and found them clogged with strange deposits he dubbed amyloid plaques.
In 2002, the company launched a cellular carrier, but a feud between Mr. Ambani and his younger brother, Anil Ambani, following the death of their father that year ultimately forced them to split the company's assets.