Exhibit 99.1

                                  Certification
           Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
  (Subsections (a) and (b) of Section 1350, Chapter 63 of Title 18, United
     States Code)


     Pursuant to section 906 of the Sarbanes-Oxley Act of 2002 (subsections (a)
and (b) of section 1350, chapter 63 of title 18, United States Code), each of
the undersigned officers of OXiGENE , Inc., a Delaware corporation (the
"Company"), does hereby certify, to such officer's knowledge, that:

     The Quarterly Report on Form 10-Q for the quarter ended June 30, 2002 (the
"Form 10-Q") of the Company fully complies with the requirements of section
13(a) or 15(d) of the Securities Exchange Act of 1934, and information contained
in the Form 10-Q fairly presents, in all material respects, the financial
condition and results of operations of the Company.



Dated:  August 14, 2002             /s/ Frederick W. Driscoll
                                    -----------------------------------
                                        Frederick W. Driscoll
                                        President and Chief Executive Officer


Dated:  August 14, 2002             /s/ Rick St. Germain
                                    -----------------------------------
                                        Rick St. Germain
                                        Controller and Chief Accounting Officer


     The foregoing certification is being furnished solely pursuant to section
906 of the Sarbanes-Oxley Act of 2002 (subsections (a) and (b) of section 1350,
chapter 63 of title 18, United States Code) and is not being filed as a separate
disclosure document.