Pyramidal Neuron (IMAGE) Proceedings of the National Academy of Sciences Caption Pyramidal neuron in contralateral rat cortex connected to transplanted human stem cell-derived cortical neuron Credit Image credit: Sara Palma-Tortosa, Daniel Tornero, and Zaal Kokaia. 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.