Biogen, a Cambridge, Massachusetts biotech company, announced last week that early tests of their new drug aducanumab, a monoclonal antibody, had shown impressive results in treating those with early stage Alzheimer’s disease. The drug significantly reduced the amyloid plaque buildup in the brain that is associated with Alzheimer’s.
In a very early stage safety test aducanumab slowed the cognitive decline and dementia associated with Alzheimer’s in people. On the Mini Mental Status Exam, a widely used measure of cognitive function, people at risk of Alzheimer’s who got a placebo lost around 3 points over a year. But those who got the lowest dose of aducanumab worsened by just two points and those who got a higher dose lost less than a point.
Biogen was so excited by the early results in 166 volunteers that it is going to try to go directly to a much bigger clinical trial of the drug. Wall Street was very excited too—Biogen’s stock price shot up 10 percent. […]
See the full article here.