An aminoacyl-tRNA synthetase governs dsRNA-mediated trade-off between longevity and innate immunity.

Haruka Ozaki, Nobunari Sasaki, Shunsuke Kitajima

Project for Cancer Immunotherapy Development, Cancer Precision Medicine Center, Japanese Foundation for Cancer Research, Koto-ku, Tokyo 135-8550, Japan.Project for Cancer Immunotherapy Development, Cancer Precision Medicine Center, Japanese Foundation for Cancer Research, Koto-ku, Tokyo 135-8550, Japan. · pubmed

Paper

Abstract

In this issue of Molecular Cell, Sohn et al.

The following analysis is generated by AI and may contain errors. It is separate from the authors’ abstract and is not peer review.

Research summary

The study identifies a specific molecular mechanism (aminoacyl-tRNA synthetase) that links innate immunity and longevity, suggesting a conserved trade-off between defense and lifespan. This work is relevant because it addresses a fundamental biological constraint of aging (the immunity-longevity trade-off) rather than merely treating symptoms, but as a mechanistic discovery in a model organism without immediate translational implications for human lifespan extension, its impact is limited to incremental advances in understanding the underlying biology.

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