University College London Nov 21 2024 A potentially life-changing heart condition, dilated cardiomyopathy , can be caused by the cumulative influence of hundreds or thousands of genes and not just by a single "aberrant" genetic variant, as was previously thought, finds a new study led by researchers at UCL (University College London), Imperial College London and the MRC Laboratory of Medical Sciences. Dilated cardiomyopathy (DCM) is a condition in which the heart becomes progressively enlarged