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Snow flea genetics help to improve ice cream texture
flipper1378
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1-13-2008 1:43 PM
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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/7fcbfc1a-1e74-48d2-a135-4b56ced8335d/295C4F05-4927-48D1-B5B5-2C547FC97F87/" 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://technology.newscientist.com/article/dn13178-edible-antifreeze-promises-perfect-ice-cream.html" href="http://technology.newscientist.com/article/dn13178-edible-antifreeze-promises-perfect-ice-cream.html" style="font-size: 11px;">technology.newscientist.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://technology.newscientist.com/article/dn13178-edible-antifreeze-promises-perfect-ice-cream.html"><DIV id="hdlogo"><A href="http://technology.newscientist.com/;jsessionid=ANCPNMPIMBKA"><IMG title="New Scientist Technology logo" alt="New Scientist Technology" src="http://technology.newscientist.com/decorator/img/brand/nstechlogo.gif" /></A></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://technology.newscientist.com/article/dn13178-edible-antifreeze-promises-perfect-ice-cream.html"><H4 class="inline">Edible antifreeze promises perfect ice cream</H4></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://technology.newscientist.com/article/dn13178-edible-antifreeze-promises-perfect-ice-cream.html"><P>The taste of good ice cream depends on a blend of flavour, temperature, and texture – what food scientists call "<A href="http://www.newscientist.com/channel/opinion/mg18725092.000-the-word-mouth-feel.html">mouth feel</A>".</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://technology.newscientist.com/article/dn13178-edible-antifreeze-promises-perfect-ice-cream.html"><P>Gum-like carbohydrates are used by manufacturers to restrict the movement of water molecules and prevent big ice crystals from forming in ice cream. However, as anyone who has tasted crunchy ice cream will know, these carbohydrates do not work perfectly.</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://technology.newscientist.com/article/dn13178-edible-antifreeze-promises-perfect-ice-cream.html"><P>Damodaran's antifreeze is made by partly digesting gelatin using an enzyme found in papaya, called <A target="ns" href="http://en.wikipedia.org/wiki/Papain">papain</A>.</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://technology.newscientist.com/article/dn13178-edible-antifreeze-promises-perfect-ice-cream.html"><P>Damodaran studied the amino acid sequence of the most effective protein and found it was "strikingly similar" to that of a natural antifreeze found in <A target="ns" href="http://en.wikipedia.org/wiki/Snow_flea">snow fleas</A>, a species of springtail that remains active throughout winter.</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://technology.newscientist.com/article/dn13178-edible-antifreeze-promises-perfect-ice-cream.html"><P>"But using gelatin as a source has the advantage of being easy to supply because it is a by-product of the meat and leather industries," says <A target="ns" href="http://www.reading.ac.uk/foodbiosciences/about/staff/r-a-wilbey.asp">Andrew Wilbey</A>, an ice-cream expert at Reading University, UK.</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;"> </td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/295C4F05-4927-48D1-B5B5-2C547FC97F87/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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