Lsp2 links mTORC1 to TOP mRNA translation and lifespan in <i>Drosophila</i>

Nature, Published online: 23 September 2026; doi:10.1038/s41586-026-11029-xIn Drosophila, the protein Lsp2, which is induced by dietary essential amino acids, is a key physiological effector of mTORC1, and mutant flies that lack the Ls…

Nature, Published online: 23 September 2026; doi:10.1038/s41586-026-11029-x

In Drosophila, the protein Lsp2, which is induced by dietary essential amino acids, is a key physiological effector of mTORC1, and mutant flies that lack the Lsp2 gene exhibit reduced translation of TOP mRNAs and improved longevity.