XBD201905-MALDI (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption A scientist works on the MALDI (matrix-assisted laser desorption/ionization) mass spectrometer at Berkeley Lab's Molecular Foundry. Credit Thor Swift/Berkeley Lab 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.