EXHIBIT 99.1

                               CELSION CORPORATION

                    Certification of Chief Executive Officer

         Pursuant to 18 U.S.C.  Section 1350, as adopted pursuant to Section 906
of the Sarbanes-Oxley Act of 2002.

         In connection  with Amendment No. 1 to the Annual Report on Form 10-K/A
for the Year Ended September 30, 2002 (the "Report") of Celsion  Corporation,  a
Delaware  corporation  (the  "Company"),  to be filed  with the  Securities  and
Exchange  Commission on or about the date hereof,  I,  Augustine Y. Cheung,  the
Chief Executive Officer of the Company, certify, pursuant to and for purposes of
18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley
Act of 2002, that, to my knowledge:

         (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.


                           By:      /s/ Augustine Y. Cheung
                                    --------------------------------------
                                    Augustine Y. Cheung
                                    President and Chief Executive Officer

January 28, 2003