Kedarcidin Chromoprotein (IMAGE) University of Lincoln Caption Image showing the chromoprotein on Kedarcidin, a complex 'anti-tumour' antibiotic which scientists have reproduced it synthetically in the lab for the first time. Credit Professor Martin Lear, University of Lincoln 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.