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--------------------------- DEBUT DU CONTENU --------------------------- -->  <table border="0" cellspacing="0" cellpadding="10" width="490"> <tr> <td colspan="2"> <table width="100%" border="0" cellspacing="0" cellpadding="0"> <tr> <td width="250">&nbsp;               	</td><td valign="top" align="left"><img src="/images/titre_cybnouvelles.gif"><br> <img src="/images/petite_fleche_vert_trans.gif" width="13" height="13" valign="top" border="0">&nbsp;<a href="/nouvelles/index.asp?cat=0" class="texte">Liste des nouvelles</a> <br> <img src="/images/petite_fleche_vert_trans.gif" width="13" height="13" valign="top" border="0">&nbsp;<a href="/palmares/index.asp" class="texte">Palmares</a></td> </tr> </table> </td> </tr> <tr> <td> <div class="titre">Ressusciter le tigre de Tasmanie?</div> <p> <i> <div class="texte">Grce au clonage, un chercheur australien espre donner une deuxime chance  cet animal port disparu depuis 1936.</div> </i> </p> <p> <div class="texte">Mais comment espre-t-il <a href="http://www.cybersciences-junior.org/fiches/f129.asp">cloner</a> un animal qui nexiste plus? Grce  du matriel gntique prlev sur un bb tigre de Tasmanie mort il y a trs longtemps. Ce gnticien affirme mme avoir reconstitu une squence dADN complte, ce qui suffirait pour <a href="http://www.cybersciences-junior.org/fiches/f129.asp">cloner</a> lanimal dici 10 ans. </div> </p> <p> <div class="texte"> <table width="1" border="0" cellpadding="0" cellspacing="0" align="center"> <tr> <td align="center" valign="bottom" bgcolor="#CCFF99"><img src="http://www.cybersciences-junior.org/nouvelles/images/n1893_tigredetasmanie.jpg"></td> </tr> <tr> <td bgcolor="#CCCCCC" class="texte">Une des rares photos de tigre de Tasmanie, disparu depuis 1936.</td> </tr> </table> <br> Pour cela, il faudrait introduire cet ADN dans l<a href="http://www.cybersciences-junior.org/fiches/f127.asp">ovule</a> de lanimal le plus apparent possible au dfunt tigre de Tasmanie. Sans doute la femelle dun marsupial quelconque, qui pourrait aussi servir de mre porteuse. Puis, on se croiserait les doigts pour voir natre le premier tigre de Tasmanie depuis plus de 66 ans! </div> </p> <p> <div class="texte"> Ce sont les leveurs de moutons qui ont extermin les tigres de Tasmanie, car ils en avaient marre de voir ces grands marsupiaux sattaquer  leurs troupeaux.    </div> </p> <br> <table width="100%"> <tr> <td align="right"><a class="texte" href=" 										/collaborateurs/collaborateur.asp?id=3">Marie-Pier Elie</a> <br> <a class="texte" href=" 								mailto:mpelie@cybersciences.com">mpelie@cybersciences.com</a></td> </tr> </table> <div class="texte"> 				Pour en savoir plus : <br> <a href="http://www.cybersciences-junior.org/nouvelles/n1828.asp">Dolly vieillit trop vite</a> <br> <a href="http://www.cybersciences-junior.org/nouvelles/n1863.asp">Clones de Pques</a> <br> </div> <div class="texte"> <br> <br>Date de cration : 2002/05/31<br> </div> <div class="texte"> 				Date de dernire modification : 2002/05/31<br> </div> </td> </tr> </table> </td>   </tr>   <tr>      <td>&nbsp;</td>     <td>       <center class="texte">        <FONT SIZE=-1>&copy; CyberSciences-Junior 2000-2001 / R&eacute;alisation technique : <a href="http://www.capella.org" target="_blank">Capella Technologies</a> 	   <BR>Graphisme : <A HREF="http://www.vivacm.com" target="_blank">Viva communications</A> & <A HREF="http://www.dsuper.net/~yanick/" target="_blank">Yanick Paquette</A></FONT>       </center>     </td>   </tr> </table> <p>&nbsp;</p></body> </html> 
