... solid line), in the presence of100 lM neurotoxin (•, dotted line), in the presence of 200 lM neurotoxin ( , dottedline) and in the presence of neurotoxin and 50 lM dopamine (h, dashed line).Modulation ... development of the blot. With increase in time of incubation, the intensity of the band for the monomeric protein decreased, whereas the bands for the higher molecular mass aggregates intensified. ... 50 lM dopamine (F), in the presence of 200 lM MPTP and 50 lM dopamine (G), in the presenceof 100 lM MPP+ and 50 lM dopamine (H) and in the presence of 200 lM MPP+ and 50 lM dopamine (I).Modulation...