Abstract:
:Huntington disease is an uncommon autosomal dominant neurodegenerative disorder caused by expanded polyglutamine repeats in the huntingtin protein. The proximate mechanisms responsible for neurodegeneration are unknown. Copper ions may play a role in Huntington disease by promoting oligomerization of expanded polyglutamine repeat protein fragments. Ammonium tetrathiomolybdate is a copper complexing agent with demonstrated tolerability and efficacy in another neurodegenerative disorder, Wilson disease. We evaluated ammonium tetrathiomolybdate in the R6/2 transgenic mouse model of Huntington disease. Ammonium tetrathiomolybdate treatment delayed the onset of motor dysfunction in R6/2 mice. There was a trend towards reduced striatal degeneration, suggesting a neuroprotective effect of ammonium tetrathiomolybdate in this model. Given its known tolerability in humans with neurodegeneration, ammonium tetrathiomolybdate could be considered as a candidate for clinical trials in Huntington disease.
journal_name
Neurosci Lettjournal_title
Neuroscience lettersauthors
Tallaksen-Greene SJ,Janiszewska A,Benton K,Hou G,Dick R,Brewer GJ,Albin RLdoi
10.1016/j.neulet.2009.01.040subject
Has Abstractpub_date
2009-03-06 00:00:00pages
60-2issue
1eissn
0304-3940issn
1872-7972pii
S0304-3940(09)00094-9journal_volume
452pub_type
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