<P>Tina, </P>
<P>We have never used the stain, but the neurologists and neuropathologists around here understand that the method must be used on fresh tissue. Wish I could be of more assistance. Good luck.</P>
<P> </P><BR><BR>Shelley K. Sheridan<br>Research Specialist<br>Center for Neurodegenerative Disease Research<br>University of Pennsylvania Medical School<br>Philadelphia, PA 19104<br>Phone:(215)614-0051
<br><hr size=1><b>Do You Yahoo!?</b><br>
Talk to your friends online with <a href="http://im.yahoo.com/">Yahoo! Messenger</a>.