I'm putting this out again for those who might be interested showing my longstanding scepticsm to the notion of abnormal alpha synuclein aggregation as the cause of Parkinson's disease
@AlbertoEspay
An essay on the shaking palsy
@ajlees
@AlbertoEspay
the interesting thing about aggregation hypotheses is that they can often be interpreted both as a gain of toxic oligomers / aggregates or loss of functional monomers. Much evidence doesn't really distinguish these two hypotheses, although some does (variant phenotypes e.g.)