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Alzheimer Disease

Passive immunization against beta-amyloid peptide protects CNS neurons

Published in Vaccine Weekly, December 4th, 2002

A study by researchers in Switzerland suggests that passive immunization against beta-amyloid (Abeta) peptide may protect neurons from toxicity associated with Abeta.

M.H. Mohajeri and colleagues, University of Zurich, conducted a study in transgenic mice to "characterize the effects of the familial Alzheimer's disease-causing Swedish mutations of amyloid precursor protein (SwAPP) on the vulnerability of central nervous system neurons."

They caused the SwAPP-expressing mice to have epileptic seizures.

"The transgene expression did not change the seizure threshold, but consistently more neurons degenerated in brains of SwAPP mice...

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