Micrograph of a Cell in Metaphase (IMAGE) Instituto Gulbenkian de Ciencia Caption A cell seen through a microscope: the chromosomes (in blue) are attached to the microtubule tracks (in red) in the region of the centromere -- green spots mark the protein CENP-A on the centromere. Credit Lars Jansen (IGC) Usage Restrictions Upon request to agodinho@igc.gulbenkian.pt 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.