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A Dead Man's Eyes Hold the Key to His Age
wildcat
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5-13-2008 2:52 PM
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proteins
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eyes
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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://www.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/88cbe6e7-e890-4048-bdae-86ff845749ce/136C509D-B2F0-4B7E-919E-1A1E1ABF017A/" 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://discovermagazine.com/2008/may/02-a-dead-man.s-eyes-hold-the-key-to-his-age" href="http://discovermagazine.com/2008/may/02-a-dead-man.s-eyes-hold-the-key-to-his-age" style="font-size: 11px;">discovermagazine.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://discovermagazine.com/2008/may/02-a-dead-man.s-eyes-hold-the-key-to-his-age"><H3>Proteins in the eye offer a new means of identifying corpses. </H3></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://discovermagazine.com/2008/may/02-a-dead-man.s-eyes-hold-the-key-to-his-age"><P>After the 2004 tsunami <A target="_blank" href="http://www.tsunami2004.net/">smashed into South Asia</A>, thousands of the dead awaited identification for weeks and even months. The more time passed, the harder it became to identify the victims, let alone determine their age.</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://discovermagazine.com/2008/may/02-a-dead-man.s-eyes-hold-the-key-to-his-age"><P>In the wake of a similar catastrophe, however, <A target="_blank" href="http://www.sciencedaily.com/releases/2008/01/080129201238.htm">a new technique</A> may help us learn victims' ages by analyzing the crystalline proteins in their eyes. The proteins form in the lens of the eye during the first two years of life, remaining unchanged thereafter. For anyone born in the last six decades, moreover, the lens proteins carry a radioactive marker—a special signature reflecting the pattern of nuclear bomb tests starting in 1955 and declining at an exponential rate since 1963.</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://discovermagazine.com/2008/may/02-a-dead-man.s-eyes-hold-the-key-to-his-age">"We're always on the lookout for methods of improving our ways to identify corpses," says Niels Lynnerup, a forensic anthropologist at the University of Copenhagen, who developed the technique based on levels of carbon-14.</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;"> </td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/136C509D-B2F0-4B7E-919E-1A1E1ABF017A/blog/" title="blog or email this clip"><img src="http://content7.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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