Platelet monoamine oxidase B activity in Parkinson's disease: A re-evaluation
- 1 February 1993
- journal article
- research article
- Published by Springer Nature in Journal Of Neural Transmission-Parkinsons Disease and Dementia Section
- Vol. 5 (1) , 1-4
- https://doi.org/10.1007/bf02260909
Abstract
An increase in platelet monoamine oxidase (MAO) B activity in drug-free parkinsonians (n=6) compared with healthy controls (n=10) has been confirmed using both phenylethylamine (PEA) and dopamine as substrates, reaching statistical, significance in the case of PEA oxidising activity (p<0.05). Thus, certain reports of raised platelet MAO B activity towards PEA but decreased activity towards dopamine in parkinsonians, raising the possibility of the existence of an abnormal form of MAO B in this condition, cannot be supported.Keywords
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