<div dir="ltr"><div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><span style="font-family:Arial,Helvetica,sans-serif">On Mon, Jan 12, 2026 at 5:23 AM Rafal Smigrodzki via extropy-chat <<a href="mailto:extropy-chat@lists.extropy.org">extropy-chat@lists.extropy.org</a>> wrote:</span></div></div><div class="gmail_quote gmail_quote_container"><br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div><font size="4" face="georgia, serif"><i><span class="gmail_default" style="font-family:arial,helvetica,sans-serif">> </span>Have you heard that 75% of all so-called sporadic Alzheimer's disease is actually caused by mutations in just one gene (and it's not amyloid)? It's ApoE. That's an amazing development,</i></font></div></div></blockquote><div><br></div><div><font size="4" face="tahoma, sans-serif"><b>I agree it is amazing<span class="gmail_default" style="">, and encouraging. </span> </b></font></div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div><font size="4" face="georgia, serif"><i><span class="gmail_default" style="font-family:arial,helvetica,sans-serif">> </span>really puts into perspective how misguided most AD research was in the past 50 years.</i></font></div></div></blockquote><div><br></div><div><font size="4" face="tahoma, sans-serif"><b>I think <span class="gmail_default" style="">it'</span></b><b style=""><span class="gmail_default" style="">s a little unfair to call</span> <span class="gmail_default" style="">it </span>misguided<span class="gmail_default" style="">.</span><span class="gmail_default" style=""> M</span>uch of the research involve<span class="gmail_default" style="">d</span> the study of<span class="gmail_default" style=""> brain plaque, and nobody is going to understand Alzheimer's disease if they don't understand plaque. C</span>holesterol is vital for insulating nerves and APOE<span class="gmail_default" style="">, or rather the protein that APOE produces,</span> moves cholesterol to where it's needed for nerve<span class="gmail_default" style=""> </span>repair, and it's also responsible for removing defective Amyloid-beta proteins out of the brain<span class="gmail_default" style="">.</span></b></font></div><div><font size="4" face="tahoma, sans-serif"><b><span class="gmail_default" style=""><br></span></b></font></div><div><b style="font-family:tahoma,sans-serif;font-size:large"><span class="gmail_default">We've very recently learned that</span> certain allele<span class="gmail_default">s of APOE produce a protein that is not as effective at binding with this waste junk and then getting it out of the brain as it should be, so </span>amyloid plaque<span class="gmail_default"> builds up, and then it's much more likely, but still not certain, that the symptoms of Alzheimer's disease will start to show up in behavior. </span></b></div><div><b style="font-family:tahoma,sans-serif;font-size:large"><span class="gmail_default"><br></span></b></div><div><b style="font-family:tahoma,sans-serif;font-size:large"><span class="gmail_default">John K Clark </span></b></div><div><br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><br>
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