A study in human endothelial cells demonstrated that the mir-7974-5p was identified as one of ten 0 Gy differentiating miRNA markers at the 72h time-point following X-ray irradiation, effectively classifying unirradiated samples from those receiving doses between 1-10 Gy [Chopra et al. DOI:10.1038/s41598-022-24051-6].