Amendment No. 6 to CONSULTING AGREEMENT By and Between Avalon Pharmaceuticals, Inc. and Bradley G. Lorimier

Exhibit 10.14G

Amendment No. 6 to
CONSULTING AGREEMENT
By and Between
Avalon Pharmaceuticals, Inc. and Xxxxxxx X. Xxxxxxxx

     The parties hereby agree, effective August 1, 2007 (“Effective Date”), to amend the Consulting Agreement by and between Avalon Pharmaceuticals, Inc. (“Company” or “the Company”) and Xxxxxxx X. Xxxxxxxx (“Consultant” or “the Consultant”) as set forth herein.

     1) For purposes of this “Amendment No. 6”, “Agreement” shall refer to the Consulting Agreement between the parties dated February 1, 2000 (including, without limitation, all Exhibits and Addendums to that Consulting Agreement).

     2) Company and Consultant agree to amend and extend the term of the Agreement to have a Renewal Term expiring December 31, 2008, at which time the Agreement shall automatically renew each January 1 thereafter for additional terms of twelve (12) months each (“Renewal Term”) unless either party gives to the other party at least thirty (30) days written notice of termination.

     3) As of the Effective Date, Consultant’s compensation will be $4,583.33 per month (or $55,000 per year).

     4) All provisions of the Agreement shall continue in full force and effect and shall apply with full force and effect to this Amendment No. 6, except where expressly superseded herein. The Agreement is hereby incorporated by reference into this Amendment No. 6 as if fully set forth herein.

     In witness whereof, the parties have executed this Amendment No. 6 as of the Effective Date set forth above.

Agreed:

COMPANY						CONSULTANT
By:		/s/ Xxxxxxx X. Xxxxxx, Ph.D.				/s/ Xxxxxxx X. Xxxxxxxx
		Xxxxxxx X. Xxxxxx, Ph.X.				Xxxxxxx X. Xxxxxxxx
		President & CEO