TOKYO Dec 4 Japanese drug maker Eisai Co Ltd
(4523.T) said on Tuesday it bought the global rights to develop
and market an antibody to treat Alzheimer's disease from Swedish
firm BioArtic Neuroscience AB.
Eisai, which sells the market-leading Alzheimer's treatment
Aricept, did not disclose financial terms for its purchase of the
antibody BAN2401, which is in preclinical development.
BAN2401 is a humanised monoclonal antibody designed to attack
the protofibrils, the precursor forms of the A-beta peptide,
which is one component of the amyloid plaque that builds up in
the brain and is thought to be responsible for damaging brain
Alzheimer's, which destroys memory and eventually leads to
death, has been a focus of research for years, but it is a tough
disease to fight and there are so far no very effective
Drugs like Aricept, which is co-marketed with Pfizer Inc
(PFE.N), only provide modest symptomatic relief.
(Reporting by Edwina Gibbs)