Scans show Huntington's toll on brain


	Scans show Huntington's toll on brain

pokkets

6-17-2008 11:50 AM

261 views

pokkets says:

It wasn't known how much degeneration there was before the disease was diagnosed.
This study helps fill in that gap

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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/c827cf07-5b68-4dee-84fd-ffb5e57c3770/7858AB50-00A2-47EB-89EB-5D1DDC997FC3/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://www.abc.net.au/science/articles/2008/06/17/2276219.htm?site=science&topic=latest" href="http://www.abc.net.au/science/articles/2008/06/17/2276219.htm?site=science&topic=latest" style="font-size: 11px;">www.abc.net.au</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2008/06/17/2276219.htm?site=science&topic=latest"><P class="byline"><SPAN class="date">Tuesday, 17 June 2008</SPAN> <A href="http://www.abc.net.au/profiles/content/s2193255.htm?site=science">Dani Cooper</A><BR /><SPAN class="author">ABC</SPAN></P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2008/06/17/2276219.htm?site=science&topic=latest"><P class="first">Australian researchers are using new imaging technology to provide an insight into the degenerative effect of Huntington's disease on the brain.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2008/06/17/2276219.htm?site=science&topic=latest"><div align="center"><img src="http://content7.clipmarks.com/blog_cache/www.abc.net.au/img/6702F047-406C-4503-A234-F630ABA9115A" alt="huntington's disease brain map" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2008/06/17/2276219.htm?site=science&topic=latest"><P class="caption" id="storyPhotosCaption">Mapping change: these scans of the brain using diffusion magnetic resonance imaging show white matter tracts that degenerate in people with Huntington's disease <EM>(Source: India Bohanna/Howard Florey Institute)</EM></P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2008/06/17/2276219.htm?site=science&topic=latest"><P>Doctoral student India Bohanna, from the <A target="_blank" href="http://www.florey.edu.au/">Howard Florey Institute</A> in Melbourne, used diffusion magnetic resonance imaging technology to track the breakdown in structural connections within the brain.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2008/06/17/2276219.htm?site=science&topic=latest"><P>The research was presented at the <A target="_blank" href="http://www.humanbrainmapping.org/"> Organisation for Human Brain Mapping</A> conference being held this week in Melbourne.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2008/06/17/2276219.htm?site=science&topic=latest"><P>The researchers used diffusion MRI, which maps the brain's white matter tracts by measuring the movement of water molecules in the brain.</P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.abc.net.au/science/articles/2008/06/17/2276219.htm?site=science&topic=latest"><P>Bohanna says a breakdown in these structural connections disrupts the brain's communication.</P></blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/7858AB50-00A2-47EB-89EB-5D1DDC997FC3/blog/" title="blog or email this clip"><img src="http://content8.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>

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