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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Thanks Max!<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><a href="http://www.natasha.cc/"><span style='color:windowtext'>Natasha Vita-More, PhD</span></a><o:p></o:p></span></p><p class=MsoNormal><i><span style='font-size:4.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></i></p><p class=MsoNormal><i><span style='font-size:9.0pt;font-family:"Arial","sans-serif"'>Faculty, University of Advancing Technology<o:p></o:p></span></i></p><p class=MsoNormal><i><span style='font-size:9.0pt;font-family:"Arial","sans-serif"'>Chair, Humanity+<o:p></o:p></span></i></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>_______________________________________<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>New Book at <span style='color:#E36C0A'><a href="http://www.amazon.com/s/ref=nb_sb_noss_1/188-1002006-3563941?url=search-alias%3Daps&field-keywords=the%20transhumanist%20reader&sprefix=the+transhumanist+re%2Caps&rh=i%3Aaps%2Ck%3Athe%20transhumanist%20reader"><span style='color:#E36C0A'>Amazon</span></a>!</span><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><img border=0 width=67 height=96 id="Picture_x0020_1" src="cid:image001.png@01CF2825.71B39810" alt="cover email"><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> extropy-chat-bounces@lists.extropy.org [mailto:extropy-chat-bounces@lists.extropy.org] <b>On Behalf Of </b>Max More<br><b>Sent:</b> Wednesday, February 12, 2014 1:52 PM<br><b>To:</b> ExI chat list<br><b>Subject:</b> Re: [ExI] Human Aging<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><div><div><div><p class=MsoNormal>On Wed, Feb 12, 2014 at 9:59 AM, <<a href="mailto:natasha@natasha.cc" target="_blank">natasha@natasha.cc</a>> wrote:<o:p></o:p></p><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>With so many articles about aging these days, its cumbersome to find info without ads for a product to fight aging! Does anyone have updated science facts on the human body/brain as a whole that looks at:<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p>1.<span style='font-size:7.0pt'> </span>When does the body starts aging (conflicting views suggest directly after puberty, others say 20-ish);<o:p></o:p></p><p>2.<span style='font-size:7.0pt'> </span>When does the body start preparing for death (conflicting views, and some suggest after menopause and andropause); and<o:p></o:p></p><p>3.<span style='font-size:7.0pt'> </span>If the body regenerates itself every seven years, how does this affect the aging process (most views reference limited ability to create daughter cells is the point of preparation for death) and if neurons in the cerebral cortex are never replaced, why is there a broad statement that the body regenerates itself every seven years?<o:p></o:p></p></div></div><div><p class=MsoNormal style='margin-bottom:12.0pt'>That broad statement is not accurate -- although it may not be a terrible approximation of the averages of widely varying turnover times. For instance, the cells lining the stomach last only five days, red blood cells 120 days or so, and the adult human liver 300 to 500 days, whereas other structures retain the same cells for decades, such as "the neurons of the cerebral cortex, the inner lens cells of the eye and perhaps the muscle cells of the heart" (from the first link below).<br><br><a href="http://www.nytimes.com/2005/08/02/science/02cell.html?pagewanted=all&_r=0">http://www.nytimes.com/2005/08/02/science/02cell.html?pagewanted=all&_r=0</a><o:p></o:p></p></div><div><p class=MsoNormal style='margin-bottom:12.0pt'><a href="http://askanaturalist.com/do-we-replace-our-cells-every-7-or-10-years/">http://askanaturalist.com/do-we-replace-our-cells-every-7-or-10-years/</a><br> <br><a href="http://www.timeshighereducation.co.uk/198208.article">http://www.timeshighereducation.co.uk/198208.article</a><o:p></o:p></p></div><div><p class=MsoNormal>MM<o:p></o:p></p></div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Thanks,<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Natasha<o:p></o:p></p></div></div><p class=MsoNormal style='margin-bottom:12.0pt'><br>_______________________________________________<br>extropy-chat mailing list<br><a href="mailto:extropy-chat@lists.extropy.org">extropy-chat@lists.extropy.org</a><br><a href="http://lists.extropy.org/mailman/listinfo.cgi/extropy-chat" target="_blank">http://lists.extropy.org/mailman/listinfo.cgi/extropy-chat</a><o:p></o:p></p></blockquote></div><p class=MsoNormal><br><br clear=all><br>-- <o:p></o:p></p><div><p class=MsoNormal>Max More, PhD<o:p></o:p></p></div><div><p class=MsoNormal>Strategic Philosopher<o:p></o:p></p></div><div><p class=MsoNormal>Co-editor, <i>The Transhumanist Reader</i><o:p></o:p></p></div><div><p class=MsoNormal><a href="http://www.amazon.com/Transhumanist-Reader-Contemporary-Technology-Philosophy/dp/1118334310/ref=sr_1_1?s=books&ie=UTF8&qid=1372225570&sr=1-1&keywords=the+transhumanist+reader" target="_blank">http://www.amazon.com/Transhumanist-Reader-Contemporary-Technology-Philosophy/dp/1118334310/ref=sr_1_1?s=books&ie=UTF8&qid=1372225570&sr=1-1&keywords=the+transhumanist+reader</a><br>President & CEO, Alcor Life Extension Foundation<o:p></o:p></p></div></div></div></div></body></html>