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>A while back, someone wrote on this listserv that there had never been any >good evidence that dopamine-producing cells die off in PD, and advanced the >view that these cells just stop producing dopamine. Yet articles such as the >one here continue to state that the cells die off. Can anyone help me make >sense of all this? >-Ken > >On Sun, Sep 6, 2009 at 9:31 PM, rayilynlee <[log in to unmask]> wrote: > >> Parkinson's Disease: Iron Accumulation To The Point Of Demise >> ScienceDaily (Sep. 6, 2009) - Neurons that produce the neurotransmitter >> dopamine are the cerebral cells that most commonly die-off in Parkinson's >> disease. The cells in the so-called substantia nigra, which contain the dark >> pigment neuromelanin, are affected. It is also known that the iron content >> of these cells increases during the course of Parkinson's disease. >> >> >> > > >-------------------------------------------------------------------------------- This is a piece of "boilerplate" which, along with some variants, frequently shows up in various press releases. Some writers feel a need to define Parkinson's for their readers so they paste in a generic description without realizing it's out of date. -- Steve in VT ---------------------------------------------------------------------- To sign-off Parkinsn send a message to: mailto:[log in to unmask] In the body of the message put: signoff parkinsn