Prof Rais Latypov + Sofya Chistyakova (IMAGE) University of the Witwatersrand Caption Prof Rais Latypov and Dr Sofya Chistyakova Credit N/A 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.