Gangplank Experiment (IMAGE) Boston Children's Hospital Caption In the 'gangplank' experiment, for example, the genetically altered mice were perfectly willing to venture onto an elevated maze, even the 'open' section whose protective walls were removed Credit Boston Children's Hospital 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.