In return for these rights, Clearside will receive a fee upon REGENXBIO's exercise of its option, as well as up to $34 million in total development milestones across multiple indications, up to $102 million in sales milestones and mid-single digit royalties on net sales of products using the SCS Microinjector. REGENXBIO will be responsible for all development and commercialization activities for gene therapy product candidates. Clearside will be responsible for supplying the SCS Microinjector and supporting REGENXBIO's preclinical studies, clinical studies and commercial use. About RGX-314 RGX-314 is being developed as a potential one-time treatment for wet AMD, DR and other additional chronic retinal conditions treated with anti-VEGF.