Contributed Materials. To facilitate the conduct of activities hereunder, a Party shall provide the ​, collectively, “Materials”). Except as is set forth in the Product R&D Plan with respect to a Regeneron Co-Funding Product or a Party agrees to provide Materials to the other Party as set forth in a Plan, neither Party shall be obligated to provide any Materials to the other Party. Neither Party shall use the Materials of the other Party except in accordance with a Plan. All such Materials will remain the sole property of the providing Party. The receiving Party will # itself retain control of all such Materials, # use such Materials only in the fulfillment of obligations or exercise of rights under this Agreement, # not use such Materials or deliver the same to, or for the benefit of, any Third Party, without the providing Party’s prior written consent ​ and # not use such Materials in research or testing involving human subjects, without the providing Party’s prior written ​. The Materials supplied under this [Section 7.7] are supplied “as is”, and accordingly the receiving Party agrees to use prudence and appropriate caution in the use, handling, storage, transportation and disposition and containment of all such Materials, as not all of their characteristics may be known. ​.

Transfer of Materials. To facilitate the conduct of Research Activities, each Party will provide any Materials required by the Research Plan to be transferred to the other Party, and each Party may provide to the other Party certain other Materials. Except as otherwise expressly set forth herein, all Materials (including any progeny, unmodified derivatives and modifications thereof) # will remain the sole property of the supplying Party, # will be used only in the fulfillment of the receiving Party’s obligations or exercise of rights under this Agreement, # will remain solely under the control of the receiving Party, # will not be used or delivered by the receiving Party to or for the benefit of any Third Party (other than a permitted Subcontractor) without the prior written consent of the supplying Party, and, # will not be used in research or testing involving human subjects, unless expressly agreed in writing. ​ Subject to Sections 7.1 and 7.2, as applicable, all Materials supplied under this Section 2.9 are supplied “as is”, with no warranties of fitness for a particular purpose and must be used with prudence and appropriate caution in any experimental work, since not all of their characteristics may be known.