Evidence map›Paper›PMID 30713071›Full record

ArticleDevelopmental cell2019

Lysosomal Signaling Promotes Longevity by Adjusting Mitochondrial Activity.

Prasanna V Ramachandran, Marzia Savini, Andrew K Folick, Kuang Hu, Ruchi Masand, Brett H Graham, Meng C Wang

Open access · bronzeAbstract read
In one paragraph

Article in Developmental cell, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 67 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
67citing papers in PubMed, 1 pooled it
8.3field-weighted citation impact, top 2% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

67 citing papers in PubMed, 1 synthesis or guideline pooled it, 115 citations in OpenAlex.

  1. Pooled it
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  20. Antiaging Effect of 2-Foods (Basel, Switzerland) · 2025
    Article

7 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 2 institutions in 1 country.

Prasanna V RamachandranDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA; Huffington Center on Aging, Baylor College of Medicine, Houston, TX 77030, USA; Medical Scientist Training Program, Baylor College of Medicine, Houston, TX 77030, USA.
Marzia SaviniProgram in Developmental Biology, Baylor College of Medicine, Houston, TX 77030, USA.
Andrew K FolickProgram in Developmental Biology, Baylor College of Medicine, Houston, TX 77030, USA; Medical Scientist Training Program, Baylor College of Medicine, Houston, TX 77030, USA.
Kuang HuHuffington Center on Aging, Baylor College of Medicine, Houston, TX 77030, USA.
Ruchi MasandDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Brett H GrahamDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA.
Meng C WangDepartment of Molecular and Human Genetics, Baylor College of Medicine, Houston, TX 77030, USA; Huffington Center on Aging, Baylor College of Medicine, Houston, TX 77030, USA; Howard Hughes Medical Institute, Baylor College of Medicine, Houston, TX 77030, USA. Electronic address: wmeng@bcm.edu.
Baylor College of Medicine · USHoward Hughes Medical Institute · US

Funding

Enhancing and expanding the CGC Strain CollectionP40OD010440 · OD · UNIVERSITY OF MINNESOTA · PI Aric L Daul, Ann E. Rougvie · 2012 to 2026
$7.5M
Decode the chemical language that orchestrates cellular and organismal homeostasisDP1DK113644 · NIDDK · BAYLOR COLLEGE OF MEDICINE · PI WANG, MENG CARLA · 2016 to 2020
$5.5M
Targeting a lipid-mediated pro-longevity pathway as Alzheimer's therapyRF1AG062257 · NIA · BAYLOR COLLEGE OF MEDICINE · PI WANG, JIN, WANG, MENG CARLA · 2018 to 2020
$4.0M
Training in Precision Environmental Health SciencesT32ES027801 · NIEHS · BAYLOR COLLEGE OF MEDICINE · PI Cheryl L. Walker · 2018 to 2026
$2.8M
Prebiotic Regulation of LongevityR01AT009050 · NCCIH · BAYLOR COLLEGE OF MEDICINE · PI WANG, MENG CARLA · 2016 to 2020
$2.6M
LIPID SIGNALING IN REGULATION OF LONGEVITYR01AG045183 · NIA · BAYLOR COLLEGE OF MEDICINE · PI WANG, MENG CARLA · 2013 to 2017
$1.8M
Howard Hughes Medical InstituteNCCIH NIH HHS R01 AT009050NIA NIH HHS R01 AG045183NIA NIH HHS RF1 AG062257NIDDK NIH HHS DP1 DK113644NIEHS NIH HHS T32 ES027801NIH HHS P40 OD010440
6 · The paper itself

Abstract

Lysosomes and mitochondria are both crucial cellular organelles for metabolic homeostasis and organism health. However, mechanisms linking their metabolic activities to promote organism longevity remain poorly understood. We discovered that the induction of specific lysosomal signaling mediated by a LIPL-4 lysosomal acid lipase and its lipid chaperone LBP-8 increases mitochondrial ß-oxidation to reduce lipid storage and promote longevity in Caenorhabditis elegans. We further discovered that increased mitochondrial ß-oxidation reduces mitochondrial electron transport chain complex II activity, contributing to the induction of reactive oxygen species in mitochondria (mtROS) and the longevity effect conferred by LIPL-4-LBP-8 signaling. Moreover, by activating the JUN-1 transcription factor downstream of mtROS, the LIPL-4-LBP-8 signaling pathway induces antioxidant targets and oxidative stress tolerance. Together, these results reveal regulatory mechanisms by which lysosomal signaling triggers adjustments in mitochondrial activity and suggest the significance of these metabolic adjustments for improving metabolic fitness, redox homeostasis, and longevity.

Indexed as

AnimalsCaenorhabditis elegansCaenorhabditis elegans ProteinsEscherichia coliHomeostasisLongevityLysosomesMitochondriaMolecular ChaperonesOxidative StressReactive Oxygen SpeciesTranscription FactorsCaenorhabditis elegans ProteinsJUN-1 protein, C elegansLBP-8 protein, C elegansMolecular ChaperonesReactive Oxygen SpeciesTranscription Factorsaginginter-organelle coordinationlongevitylysosomal signalingmetabolismmitochondrial signalingredox homeostasis

Identifiers

PMID30713071
PMCPMC6613828
OpenAlexW2915026088

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.