QuatRx places significant importance on its partnerships and the expertise they bring. Our organization recognizes that our relationships with other organizations are key to our success. We value our interactions with our existing partners and are constantly seeking new collaborative opportunities.

Existing Partnerships
	Galderma QuatRx licensed rights to becocalcidiol to CollaGenex Pharmaceuticals (now Galderma) in all territories other than Japan in May 2007. QuatRx will receive milestones and royalties based on development and commercial progress with the compound.
	Deltanoid Pharmaceuticals QuatRx entered into its first alliance with Deltanoid, a privately-held company in Madison, WI in late 2001 for the development of Asord™ (becocalcidiol), a topical Vitamin D analogue for psoriasis.
	EndoChem, Inc. QuatRx announced its in-license of QRX-431 for the treatment of dyslipidemia from EndoChem, Inc. of Berkeley, CA in March of 2005.
	Solvay QuatRx licensed a portfolio of 17-beta HSD inhibitors and related technologies from Solvay Pharmaceuticals in June 2006 as potential treatments for endometriosis and for other indications in women's and men's health.