HistoMag Schematic (IMAGE) University College London Caption Schematic of the HistoMag magnetic microscope. The arrow points to a glass slide for mounting biopsy tissue. Credit London Centre for Nanotechnology 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.