Zebrafish model (IMAGE) The University of Hong Kong Caption In HKUMed study, the mutant zebrafish exhibited spinal curvature and discoordination of spinal neural activity, resembling the symptoms found in AIS patients. This finding suggests that SLC6A9 is the main cause of AIS. Credit The University of Hong Kong Usage Restrictions N/A License Original 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.