<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><div>On Sep 20, 2010, at 12:04 AM, John Grigg wrote:</div><blockquote type="cite"><div><font class="Apple-style-span" color="#000000"><br></font>I thought the current active ingredient in Alcor's vitrification<br>formula was a synthetic form of Xylomannan.</div></blockquote><div><br></div><div>I very much doubt that, Xylomannan was only discovered last year.</div><div><br></div><blockquote type="cite"><div> But then again I remember there being a fish that they were also looking at carefully</div></blockquote><div><br></div>Fish that live in the polar regions use antifreeze proteins that let them cool down to 28 degrees F, but arctic insects that live on land must worry about things getting much much colder; the champ is the Alaskan Upis beetle which can survive an incredible minus 100 degrees F, it uses Xylomannan and that is not a protein, it is a complex sugar. </div><div><br></div><div> John K Clark</div><div><br></div><div><br></div></body></html>