LONDON, May 3, 2012 /PRNewswire/ --
Silence Therapeutics Plc (AIM: SLN), a leading international RNAi therapeutics company, notes that its partner, Quark Pharmaceuticals, has announced it has amended its existing exclusive Licensing Agreement with Pfizer. This amendment will enable Quark to perform a Phase 2a clinical study to assess the effect of PF-655 in a new indication, looking at visual function in patients with moderate and advanced Open-Angle Glaucoma (OAG). PF-655 incorporates Silence's AtuRNAi technology and was sub-licensed to Pfizer by Quark in 2006, and on which Silence is entitled to receive a share of milestones and royalties that may be earned by Quark in the future on this compound.
The OAG study will be conducted in parallel with a Phase 2b study of PF-655 in diabetic macular oedema.
Silence has previously announced that it stood to receive up to $95m from Quark in relation to its licensing agreement with Pfizer. As a result of this amendment to the Quark/Pfizer license, Silence anticipates its share of these payments could now reach $120m. Silence has previously announced the receipt of $6m from Quark in relation to this licence.
Commenting on the announcement, Tony Sedgwick, Chief Executive Officer of Silence, said: "This is an exciting development for Silence. This will create a fifth external clinical program using Silence's IP and AtuRNAi, which is funded and managed by one of our partners. This will increase the potential share of milestones and royalties that Silence can earn under its agreement with Quark and is a further validation of th
|SOURCE Silence Therapeutics Plc|
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