FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * LUEKE MELISSA   2. Issuer Name and Ticker or Trading Symbol MERIDIAN BIOSCIENCE INC [VIVO] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Exec VP, CFO (Last) (First) (Middle) 3471 RIVER HILLS DRIVE 3. Date of Earliest Transaction (Month/Day/Year) 12/13/2012 (Street) CINCINNATI, OH 45244 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 12/13/2012   M   5,250 A $ 0 119,265 D   Common Stock 12/13/2012   S   5,250 D $ 19.8829 (1) 114,015 D   Common Stock 12/13/2012   M   15,750 A $ 0 129,765 D   Common Stock 12/14/2012   S   15,750 (2) D $ 19.8263 (3) 114,015 D

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Stock Options (Right to Buy)

$ 4.525

12/13/2012

M

5,250

(4)

12/02/2013

Common Stock

5,250

$ 0

0

D

Stock Options (Right to Buy)

$ 16.554

12/13/2012

M

15,750

(5)

11/15/2016

Common Stock

15,750

$ 0

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
LUEKE MELISSA 3471 RIVER HILLS DRIVE CINCINNATI, OH 45244			Exec VP, CFO

Signatures

/s/ Melissa Lueke		12/17/2012
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Prices range from $19.8640 per share to $19.9021 per share. The reporting person undertakes to provide full pricing information if requested by the Securities and Exchange Commission, the issuer or a security holder of the issuer.
(2)	Shares sold represent previously-held shares acquired from earlier option exercises, rather than the shares acquired from the 12/13/12 exercise of options granted on 11/15/06 reflected hereon.
(3)	Prices range from $19.7700 per share to $19.8850 per share. The reporting person undertakes to provide full pricing information if requested by the Securities and Exchange Commission, the issuer or a security holder of the issuer.
(4)	These options became fully vested in November 2007.
(5)	These options became fully vested in November 2010.

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