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Studies on postmortem brains from Parkinson's patients reveal elevated iron in the substantia nigra (SN). Selective cell death in this brain region is associated with oxidative stress, which may be exacerbated by the presence of excess iron. Whether iron plays a causative role in cell death, however, is controversial. Here, we explore the effects of iron(More)
The authors used plasmapheresis to treat 8 patients with myasthenia gravis and 26 with polyradiculoneuropathy. In myasthenia the treatment was effective in 85% of the cases, as reported in other studies. Good results occurred in some 80% of the cases with acute and relapsing polyradiculoneuropathy. In all cases plasma-exchange was started in the early(More)
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