Bionic artificial penile Tunica albuginea (IMAGE) Cell Press Caption Bionic artificial penile Tunica albuginea Credit Matter/Chai et al. Usage Restrictions Credit must be given to the creator. Adaptations must be shared under the same terms. License CC BY-SA 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.