<DOCUMENT>
<TYPE>EX-32.1
<SEQUENCE>4
<FILENAME>e65790_ex32-1.txt
<DESCRIPTION>SECTION 1350 - CEO CERTIFICATION
<TEXT>

EXHIBIT 32.1

                            CERTIFICATION PURSUANT TO
                             18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

         In connection with the Quarterly  Report of Applied DNA Sciences,  Inc.
(the "Company") on Form 10-QSB for the period ended June 30, 2006, as filed with
the Securities  and Exchange  Commission on the date hereof (the  "Report"),  I,
James Hayward, Chief Executive Officer of the Company,  certify,  pursuant to 18
U.S.C.  Section 1350, as adopted  pursuant to Section 906 of the  Sarbanes-Oxley
Act of 2002, that:

    1.   The Report fully  complies  with the  requirements  of Section 13(a) or
         15(d) of the Securities Exchange Act of 1934; and

    2.   The  information  contained  in  the  Report  fairly  presents,  in all
         material respects, the financial condition and results of operations of
         the Company.



                                                  /s/  JAMES A. HAYWARD
                                                  ---------------------
                                                  James A. Hayward
                                                  Chief Executive Officer
                                                  August 17, 2006


</TEXT>
</DOCUMENT>
