<DOCUMENT>
<TYPE>EX-99
<SEQUENCE>4
<FILENAME>oct2720058k991.txt
<TEXT>
Exhibit 99.1


By Facsimile

October 20, 2005

Dear Dr.  Sheu,  I am  writing to inform you that  effective  immediately,  I am
resigning from the board of Applied DNA Sciences Inc.

Best regards,

/s/ MICHAEL E. HILL
-------------------
Michael E. Hill
Director
</TEXT>
</DOCUMENT>
