Yin, F., Wang, X., Li, Y., Li, K., Ma, S., Lv, M., Liu, Z., Zhong, W., Liu, Y., Tang, C., Liu, H., Li, Y., Xiao, F., Kong, Q. (2025). Multiorgan transcriptomics in mice identifies immunoglobulin heavy constant mu ( Ighm ) as a tissue-level aging biomarker. Proceedings of the National Academy of Sciences. https://doi.org/10.1073/pnas.2423142122