Ablated D. bipectinata Duda Spine (IMAGE) University of Cincinnati Caption UC biologist Michal Polak uses a laser to ablate genital spines. This image shows an ablated and an intact spine. Credit Michal Polak, University of Cincinnati Usage Restrictions None License Licensed content 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.