Tysabri Patient Diagnosed With PML

Biogen Idec (NASDAQ: [[ticker:BIIB]]) said today that a patient has been diagnosed with a rare, and often fatal brain infection called PML while taking natalizumab (Tysabri). The Cambridge, MA-based biotech company, which markets the drug along with its partner, Ireland-based Elan, said the patient was in Europe, has a history of taking other immune-suppressors for multiple sclerosis, and had been on Tysabri for more than two years. The patient is being monitored.

Author: Luke Timmerman

Luke is an award-winning journalist specializing in life sciences. He has served as national biotechnology editor for Xconomy and national biotechnology reporter for Bloomberg News. Luke got started covering life sciences at The Seattle Times, where he was the lead reporter on an investigation of doctors who leaked confidential information about clinical trials to investors. The story won the Scripps Howard National Journalism Award and several other national prizes. Luke holds a bachelor’s degree in journalism from the University of Wisconsin-Madison, and during the 2005-2006 academic year, he was a Knight Science Journalism Fellow at MIT.