<html><body><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; color: #000000"><div>Dear Erin,</div><div><br data-mce-bogus="1"></div><div>The attached letter is sent to the collaborators. If no one has sends inputs by tomorrow noon, please</div><div>put this on a letter head and use Andrew's electronic signature and send it to Dr. Marc Garland. Andrew</div><div>has read the letter and approved it. Thanks.</div><div><br data-mce-bogus="1"></div><div>-H</div></div></body></html>