Cell Microchip Sample (IMAGE) VTT Technical Research Centre of Finland Caption Cell microchip sample, in which osteosarcoma cells are marked with fluorescent P53BP1 antibodies for easy detection and with BrdU and EdU nucleotide analogs for measurement of DNA replication. Credit (Photo: Juha Rantala, VTT) 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.