Evidence map›Paper›PMID 39528447›Full record

ArticleNature communications2024

ASC specks as a single-molecule fluid biomarker of inflammation in neurodegenerative diseases.

Evgeniia Lobanova, Yu P Zhang, Derya Emin, Jack Brelstaff, Lakmini Kahanawita, Maura Malpetti, Annelies Quaegebeur, Kathy Triantafilou, Martha Triantafilou, Henrik Zetterberg and 4 more

Abstract read
In one paragraph

Article in Nature communications, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed, 1 pooled it
–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

22 citing papers in PubMed, 1 synthesis or guideline pooled it.

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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

14 authors.

Evgeniia LobanovaYusuf Hamied Department of Chemistry, University of Cambridge, Lensfield Road, Cambridge, CB2 1EW, UK. el519@cam.ac.uk.ORCID 0000-0002-7605-5820
Yu P ZhangYusuf Hamied Department of Chemistry, University of Cambridge, Lensfield Road, Cambridge, CB2 1EW, UK.
Derya EminYusuf Hamied Department of Chemistry, University of Cambridge, Lensfield Road, Cambridge, CB2 1EW, UK.
Jack BrelstaffDepartment of Clinical Neurosciences, University of Cambridge and Cambridge University Hospitals NHS Trust, Cambridge, UK.
Lakmini KahanawitaDepartment of Clinical Neurosciences, University of Cambridge and Cambridge University Hospitals NHS Trust, Cambridge, UK.
Maura MalpettiDepartment of Clinical Neurosciences, University of Cambridge and Cambridge University Hospitals NHS Trust, Cambridge, UK.ORCID 0000-0001-8923-9656
Annelies QuaegebeurDepartment of Clinical Neurosciences, University of Cambridge and Cambridge University Hospitals NHS Trust, Cambridge, UK.
Kathy TriantafilouSchool of Medicine, Division of Infection and Immunity, University Hospital of Wales, Cardiff University, Cardiff, UK.ORCID 0000-0002-7473-6278
Martha TriantafilouSchool of Medicine, Division of Infection and Immunity, University Hospital of Wales, Cardiff University, Cardiff, UK.ORCID 0000-0002-8489-2602
Henrik ZetterbergDepartment of Psychiatry and Neurochemistry, Institute of Neuroscience and Physiology, The Sahlgrenska Academy at the University of Gothenburg, Mölndal, Sweden.ORCID 0000-0003-3930-4354
James B RoweDepartment of Clinical Neurosciences, University of Cambridge and Cambridge University Hospitals NHS Trust, Cambridge, UK.ORCID 0000-0001-7216-8679
Caroline H Williams-GrayDepartment of Clinical Neurosciences, University of Cambridge and Cambridge University Hospitals NHS Trust, Cambridge, UK.ORCID 0000-0002-2648-9743
Clare Elizabeth BryantDepartment of Medicine, Box 157, Level 5, Addenbrookes Hospital, University of Cambridge, Cambridge, CB2 0QQ, UK.ORCID 0000-0002-2924-0038
David KlenermanYusuf Hamied Department of Chemistry, University of Cambridge, Lensfield Road, Cambridge, CB2 1EW, UK. dk10012@cam.ac.uk.ORCID 0000-0001-7116-6954

Funding

Alzheimer's Research UK (ARUK) ARUK-PG2020A-009Alzheimer's Research UK (ARUK) ARUK-RADF2021A-010Medical Research Council MR/R007446/1Medical Research Council MR/X021874/1Parkinson's UK G-1901RCUK | Medical Research Council (MRC) MR/W029235/1RCUK | MRC | Medical Research Foundation MR/R007446/1Vetenskapsrådet (Swedish Research Council) 2019-02397Vetenskapsrådet (Swedish Research Council) 2022-01018Vetenskapsrådet (Swedish Research Council) 2023-00356Wellcome Trust
6 · The paper itself

Abstract

Immunotherapeutic strategies for Alzheimer's and Parkinson's disease would be facilitated by better measures of inflammation. Here we established an ultra-sensitive single-molecule pull-down immunoassay combined with direct stochastic optical reconstruction microscopy (dSTORM) to measure the number, size and shape of individual extracellular inflammasome ASC specks. We assayed human post-mortem brain, serum and cerebrospinal fluid of patients with Parkinson's and Alzheimer's as well as healthy elderly. The number of ASC specks increased and showed altered morphology in the blood of early-stage Parkinson's and Alzheimer's patients compared to controls, mimicking those found in the brain and cerebrospinal fluid. In serum samples we also measured the number of Aβ, p-tau and α-syn aggregates and formed a composite biomarker of (ASC + p-tau)/Aβ and (ASC + α-syn)/Aβ ratios that distinguished age-matched healthy controls from patients with early-stage Alzheimer's with AUC of 92% and early-stage Parkinson's with AUC of 97%. Our findings confirm ASC specks as a fluid candidate biomarker of inflammation for neurodegenerative diseases with blood being the main focus for further development as convenient sample for diagnostics and clinical trials.

Indexed as

Alzheimer DiseaseAmyloid beta-PeptidesBiomarkersCARD Signaling Adaptor ProteinsInflammationNeurodegenerative DiseasesParkinson Diseasetau ProteinsAgedAged, 80 and overalpha-SynucleinBrainCase-Control StudiesFemaleHumansInflammasomesalpha-SynucleinAmyloid beta-PeptidesBiomarkersCARD Signaling Adaptor ProteinsInflammasomesPYCARD protein, humantau Proteins

Identifiers

PMID39528447
PMCPMC11555386

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Registered trials

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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.