Inovio Pharmaceuticals (INO) 10-Q 2007 Q1 Quarterly report

Exhibit 32.1

Certification of Chief Executive Officer and Chief Financial 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 the quarterly report of Inovio Biomedical Corporation (the “Company”) on Form 10-Q for the quarter ending March 31, 2007, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), each of the undersigned, in the capacities and on the date indicated below, hereby certifies, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that to his 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.

/s/ Avtar Dhillon

Avtar Dhillon

President and Chief Executive Officer

(Principal Executive Officer)

May 9, 2007

/s/ Peter Kies

Peter Kies

Chief Financial Officer

(Principal Financial and Accounting Officer)

May 9, 2007

The foregoing certification is being furnished solely pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 and is not filed with the Securities and Exchange Commission as part of the Form 10-Q or as a separate disclosure document and is not incorporated by reference into any filing of Inovio Biomedical Corporation under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended, irrespective of any general incorporation language contained in such filing. A signed original of this written statement required by Section 906 has been provided to the Company and will be retained by the Company and furnished to the Securities and Exchange Commission or its staff upon request.