[editor-surveyor]

.
Amyloid plaque is a symptom (assumed, not proven) of Alzheimers.

There is no empirical evidence directly showing it to be a cause.
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[Tilted Irish Kilt]

editor-surveyor:" Amyloid plaque is a symptom (assumed, not proven) of Alzheimers.
There is no empirical evidence directly showing it to be a cause."

So you are suggesting that tau is the cause,( as also does the Mayo Clinic).
and that amyloid plaque is the symptom/ side effect/ by-product of Alzheimers ?
Or perhaps some other factor ?