ArticleThe EMBO journal2024
Germline loss in C. elegans enhances longevity by disrupting adhesion between niche and stem cells.
Article in The EMBO journal, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.
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Who cites it
3 citing papers in PubMed.
- Germ cells are hidden contributors to sex differences in vertebrate lifespan.The Journal of reproduction and development · 2026Review
- Multilayered regulation of longevity in Caenorhabditis elegans.Molecules and cells · 2026Review
- Apiin Promotes Healthy Aging inInternational journal of molecular sciences · 2025Article
Corrections and comments
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Authors and funding
14 authors.
Funding
Abstract
Ageing and fertility are intertwined. Germline loss extends the lifespan in various organisms, termed gonadal longevity. However, the original longevity signal from the somatic gonad remains poorly understood. Here, we focused on the interaction between germline stem cells (GSCs) and their niche, the distal tip cells (DTCs), to explore the barely known longevity signal from the somatic gonad in C. elegans. We found that removing germline disrupts the cell adhesions between GSC and DTC, causing a significant transcriptomic change in DTC through hmp-2/β-catenin and two GATA transcription factors, elt-3 and pqm-1 in this niche cell. Inhibiting elt-3 and pqm-1 in DTC suppresses gonadal longevity. Moreover, we further identified the TGF-β ligand, tig-2, as the cytokine from DTC upon the loss of germline, which evokes the downstream gonadal longevity signalling throughout the body. Our findings thus reveal the source of the longevity signalling in response to germline removal, highlighting the stem cell niche as a critical signalling hub in ageing.
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Registered trials
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