Wormy, yet Cool Pictures

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	Wormy, yet Cool Pictures

neochonetes

1-13-2008 7:46 PM

557 views

tags:

clams, nitrogen-fixation, protein, food, habitat, symbiosis

neochonetes says:

While this is an excellent article, I am discouraged that the writers refer to "AIR" and not "NITROGEN" because many people will think they are talking about oxygen.
This is fantastic research and very cool pictures.

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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/9506a798-7a52-4b59-8192-699c049e8809/3947E9AD-CF5E-44A1-B0DE-EA0FFFE1DA19/" 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.nsf.gov/discoveries/disc_summ.jsp?cntn_id=110968&govDel=USNSF_1" href="http://www.nsf.gov/discoveries/disc_summ.jsp?cntn_id=110968&govDel=USNSF_1" style="font-size: 11px;">www.nsf.gov</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.nsf.gov/discoveries/disc_summ.jsp?cntn_id=110968&govDel=USNSF_1"><SPAN class="pageheadline">Clams Convert Air into Food</SPAN></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.nsf.gov/discoveries/disc_summ.jsp?cntn_id=110968&govDel=USNSF_1"><STRONG>Trait no longer the domain only of plants</STRONG></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.nsf.gov/discoveries/disc_summ.jsp?cntn_id=110968&govDel=USNSF_1"><div align="center"><img src="http://content8.clipmarks.com/blog_cache/www.nsf.gov/img/7E4674C8-AF66-45DF-ABFA-11CD86AFEBEF" alt="Photo of bacteria in a shipworm that allow it to manufacture food from the nitrogen content in air." /></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://www.nsf.gov/discoveries/disc_summ.jsp?cntn_id=110968&govDel=USNSF_1"><P>Bacteria in a shipworm allow it to manufacture food from the nitrogen content in air.
<BR /><A href="http://www.nsf.gov/discoveries/disc_images.jsp?cntn_id=110968&org=NSF">Credit and Larger Version</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://www.nsf.gov/discoveries/disc_summ.jsp?cntn_id=110968&govDel=USNSF_1"><P>Now scientists at Ocean Genome Legacy in Ipswich, Mass., and their colleagues at Harvard Medical School have shown that animals, too, can convert air into food.  The National Science Foundation (NSF) funded their research.</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.nsf.gov/discoveries/disc_summ.jsp?cntn_id=110968&govDel=USNSF_1">The animals are marine clams called shipworms. </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.nsf.gov/discoveries/disc_summ.jsp?cntn_id=110968&govDel=USNSF_1">these clams use bacterial symbionts living inside a special organ in their gills to convert dissolved air [which is about 80 percent nitrogen] into the protein they need."</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.nsf.gov/discoveries/disc_summ.jsp?cntn_id=110968&govDel=USNSF_1"><P>The discovery reveals a new way for animals to feed and suggests that other animals in the sea and elsewhere may be able to survive with only air as a source of protein.  </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.nsf.gov/discoveries/disc_summ.jsp?cntn_id=110968&govDel=USNSF_1">Understanding how these clams make use of this process</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.nsf.gov/discoveries/disc_summ.jsp?cntn_id=110968&govDel=USNSF_1">helping</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.nsf.gov/discoveries/disc_summ.jsp?cntn_id=110968&govDel=USNSF_1">gain insights into how plants fix nitrogen</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.nsf.gov/discoveries/disc_summ.jsp?cntn_id=110968&govDel=USNSF_1">responsible for</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.nsf.gov/discoveries/disc_summ.jsp?cntn_id=110968&govDel=USNSF_1">protein made by plants</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.nsf.gov/discoveries/disc_summ.jsp?cntn_id=110968&govDel=USNSF_1">Using multi-isotope imaging mass spectrometry (MIMS)</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/3947E9AD-CF5E-44A1-B0DE-EA0FFFE1DA19/blog/" title="blog or email this clip"><img src="http://content9.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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