Evidence map›Paper›PMID 38403470›Full record

ArticleAdvanced science (Weinheim, Baden-Wurttemberg, Germany)2024

Shared and Compartment-Specific Processes in Nucleus Pulposus and Annulus Fibrosus During Intervertebral Disc Degeneration.

Hannah Swahn, Jasmin Mertens, Merissa Olmer, Kevin Myers, Tony S Mondala, Padmaja Natarajan, Steven R Head, Oscar Alvarez-Garcia, Martin K Lotz

Abstract read
In one paragraph

Article in Advanced science (Weinheim, Baden-Wurttemberg, Germany), 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
–field-weighted citation impact
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

42 citing papers in PubMed.

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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

9 authors.

Hannah SwahnDepartment of Molecular and Cellular Biology & Department of Molecular Medicine, Scripps Research, La Jolla, CA, 92037, USA.
Jasmin MertensDepartment of Molecular and Cellular Biology & Department of Molecular Medicine, Scripps Research, La Jolla, CA, 92037, USA.
Merissa OlmerDepartment of Molecular and Cellular Biology & Department of Molecular Medicine, Scripps Research, La Jolla, CA, 92037, USA.
Kevin MyersDepartment of Molecular and Cellular Biology & Department of Molecular Medicine, Scripps Research, La Jolla, CA, 92037, USA.
Tony S MondalaCenter for Computational Biology & Bioinformatics and Genomics Core, Scripps Research, La Jolla, CA, 92037, USA.
Padmaja NatarajanCenter for Computational Biology & Bioinformatics and Genomics Core, Scripps Research, La Jolla, CA, 92037, USA.
Steven R HeadCenter for Computational Biology & Bioinformatics and Genomics Core, Scripps Research, La Jolla, CA, 92037, USA.
Oscar Alvarez-GarciaDepartment of Molecular and Cellular Biology & Department of Molecular Medicine, Scripps Research, La Jolla, CA, 92037, USA.
Martin K LotzDepartment of Molecular and Cellular Biology & Department of Molecular Medicine, Scripps Research, La Jolla, CA, 92037, USA.ORCID 0000-0002-6299-8799

Funding

Integrative Omics analysis of human cartilage in aging and osteoarthritisR01AG049617 · NIA · SCRIPPS RESEARCH INSTITUTE, THE · PI LOTZ, MARTIN K · 2016 to 2024
$5.6M
FOXO transcription factors as critical regulators of intervertebral disc agingR01AG062533 · NIA · SCRIPPS RESEARCH INSTITUTE, THE · PI LOTZ, MARTIN K · 2019 to 2023
$2.0M
NIA NIH HHS R01 AG049617NIA NIH HHS R01 AG062533NIH HHS R01AG049617NIH HHS R01AG062533
6 · The paper itself

Abstract

Elucidating how cell populations promote onset and progression of intervertebral disc degeneration (IDD) has the potential to enable more precise therapeutic targeting of cells and mechanisms. Single-cell RNA-sequencing (scRNA-seq) is performed on surgically separated annulus fibrosus (AF) (19,978; 26,983 cells) and nucleus pulposus (NP) (20,884; 24,489 cells) from healthy and diseased human intervertebral discs (IVD). In both tissue types, depletion of cell subsets involved in maintenance of healthy IVD is observed, specifically the immature cell subsets - fibroblast progenitors and stem cells - indicative of an impairment of normal tissue self-renewal. Tissue-specific changes are also identified. In NP, several fibrotic populations are increased in degenerated IVD, indicating tissue-remodeling. In degenerated AF, a novel disease-associated subset is identified, which expresses disease-promoting genes. It is associated with pathogenic biological processes and the main gene regulatory networks include thrombospondin signaling and FOXO1 transcription factor. In NP and AF cells thrombospondin protein promoted expression of genes associated with TGFβ/fibrosis signaling, angiogenesis, and nervous system development. The data reveal new insights of both shared and tissue-specific changes in specific cell populations in AF and NP during IVD degeneration. These identified mechanisms and molecules are novel and more precise targets for IDD prevention and treatment.

Indexed as

Annulus FibrosusIntervertebral Disc DegenerationNucleus PulposusAdultFemaleHumansIntervertebral DiscMaleMiddle AgedFOXO transcription factorsintervertebral disc degeneration (IDD)intervertebral disc (IVD)single‐cell RNA‐sequencing (scRNA‐seq)thrombospondin (THBS) signaling

Identifiers

PMID38403470
PMCPMC11077672

What OpenQuestion holds

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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.