Nigrostriatal iron accumulation in the progression of Parkinson's disease.

In the MAS, these analyses revealed a moderately significant negative correlation between R2* in the SNpc and FDOPA K i in the putamen (ρ Sp = −0.32; P < 0.05; K > 0.5), while in the SNpc this relationship was marginal (ρ Sp = −0.27; P < 0.10; K > 0).

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