anchor.diff:    <tr>
       <td> <i>D. melanogaster</i> </td>
       <td> Experimentally determined 3-D structures</td>
  -    <td> <a href="http://www.rcsb.org/pdb/home/home.do" target="_new">PDB [Protein Data Bank]</a> - 21st May 2007</td>
  +    <td> <a href="http://www.rcsb.org/pdb/home/home.do" target="_new">PDB [Protein Data Bank]</a> - 9th August 2007</td>
       <td> &nbsp;</td>
       <td> &nbsp;</td>
     </tr>
  
positive.code:   <tr>
      <td> <i>C. elegans</i></td>
      <td> High-throughput yeast 2-hybrid protein interaction datasets </td>
      <td> <a href="http://www.ebi.ac.uk/intact" target="_new">IntAct</a> - 15th October 2007</td>
      <td> Kerrien et al - <a href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&dopt=Abstract&list_uids=17145710" target="_new">PubMed:17145710</a></td>
      <td> &nbsp;</td>
    </tr>
  
negative.code:         <p> Protein Interactions</p></html:link></td>
      <td> <i>D. melanogaster</i> </td>
      <td> High-throughput yeast 2-hybrid protein interaction datasets </td>
      <td> <a href="http://www.ebi.ac.uk/intact" target="_new">IntAct</a> - 7th January 2008</td>
      <td> Kerrien et al - <a href="http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&dopt=Abstract&list_uids=17145710" target="_new">PubMed:17145710</a></td>
      <td> &nbsp;</td>
    </tr>
  