Meridian Bioscience, Inc.

Exhibit 32

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 filing with the Securities and Exchange Commission of the Annual Report of Meridian Bioscience, Inc. (the “Company”) on Form 10-K for the period ended September 30, 2006 (the “Report”), the undersigned officers of the Company, certify, pursuant to 18 U.S.C. § 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that to the best of their 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/ William J. Motto William J. Motto

Chairman of the Board and

Chief Executive Officer

November 29, 2006

/s/ Melissa Lueke Melissa Lueke

Vice President and

Chief Financial Officer

November 29, 2006

-79-