There will be a maintenance on OICR IT systems starting Friday Dec 15 at 6PM EST until midnight Sunday Dec 17; Reactome will be affected by this downtime
Service under maintenance from Friday Dec 15 at 6PM EST until midnight Sunday Dec 17
During prophase, the chromatin in the nucleus condenses, and the nucleolus disappears. Centrioles begin moving to the opposite poles or sides of the cell. Some of the fibers that extend from the centromeres cross the cell to form the mitotic spindle.