<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/03c2cca7-eab4-4706-b942-96fccfdba816/C52A6D0D-68B6-4429-A8BC-CD8DDDBF239D/" 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://www.newscientist.com/channel/being-human/mg19626284.500-parasitic-trick-helps-fetus-avoid-attack.html" href="http://www.newscientist.com/channel/being-human/mg19626284.500-parasitic-trick-helps-fetus-avoid-attack.html" style="font-size: 11px;">www.newscientist.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.newscientist.com/channel/being-human/mg19626284.500-parasitic-trick-helps-fetus-avoid-attack.html"><H2 class="colspacer inline">Parasitic trick helps fetus avoid attack</H2></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://www.newscientist.com/channel/being-human/mg19626284.500-parasitic-trick-helps-fetus-avoid-attack.html"><P>IF YOU think comparing a fetus to a parasite is unkind, think again. The puzzle as to why a pregnant woman's immune system doesn't attack the fetus and placenta - both of which contain genetic material from the father - may finally have been cracked. </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://www.newscientist.com/channel/being-human/mg19626284.500-parasitic-trick-helps-fetus-avoid-attack.html"><P>It seems the placenta produces hitherto unknown hormones containing the same molecule some parasitic worms use to avoid detection by the immune system. As well as helping the fetus avoid immune attack, the hormones may also summon extra blood and nutrients to the aid of an undernourished fetus. </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://www.newscientist.com/channel/being-human/mg19626284.500-parasitic-trick-helps-fetus-avoid-attack.html"><P>The discovery of this possible chemical control system could herald new ways to prevent recurrent miscarriages and pre-eclampsia, a condition which can lead to convulsions, coma and death in pregnant women. It also sheds some light on why rheumatoid arthritis, an autoimmune disease, eases when women become pregnant. </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;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/C52A6D0D-68B6-4429-A8BC-CD8DDDBF239D/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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