Mutant Opsin Aggregates in Rod Photoreceptor Outer Segments (video) Cell Press Share Print E-Mail Loading video... Caption This video explains how mutant opsin aggregates in rod photoreceptor outer segments. Credit Haeri et al. Usage Restrictions Credit Required Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.