Evidence map›Paper›PMID 38032797›Full record

ArticleCell reports2023

CellBiAge: Improved single-cell age classification using data binarization.

Doudou Yu, Manlin Li, Guanjie Linghu, Yihuan Hu, Kaitlyn H Hajdarovic, An Wang, Ritambhara Singh, Ashley E Webb

Abstract read
In one paragraph

Article in Cell reports, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing 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

12 citing papers in PubMed.

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  11. Predicting lung aging using scRNA-Seq data.PLoS computational biology · 2024
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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

8 authors.

Doudou YuMolecular Biology, Cell Biology, and Biochemistry Graduate Program, Brown University, Providence, RI 02912, USA; Data Science Institute, Brown University, Providence, RI 02912, USA.
Manlin LiData Science Institute, Brown University, Providence, RI 02912, USA.
Guanjie LinghuData Science Institute, Brown University, Providence, RI 02912, USA.
Yihuan HuData Science Institute, Brown University, Providence, RI 02912, USA.
Kaitlyn H HajdarovicNeuroscience Graduate Program, Brown University, Providence, RI 02912, USA.
An WangDepartment of Applied Mathematics & Statistics, Johns Hopkins University, Baltimore, MD 21218, USA.
Ritambhara SinghDepartment of Computer Science, Brown University, Providence, RI 02912, USA; Center for Computational Molecular Biology, Brown University, Providence, RI 02912, USA. Electronic address: ritambhara_singh@brown.edu.
Ashley E WebbDepartment of Molecular Biology, Cell Biology, and Biochemistry, Brown University, Providence, RI 02912, USA; Center on the Biology of Aging, Brown University, Providence, RI 02912, USA; Carney Institute for Brain Science, Brown University, Providence, RI 02912, USA; Center for Translational Neuroscience, Brown University, Providence, RI 02912, USA. Electronic address: awebb@buckinstitute.org.

Funding

Interdisciplinary Predoctoral Neuroscience Training Program in the Neuroscience Graduate Program.T32MH020068 · NIMH · BROWN UNIVERSITY · PI LIPSCOMBE, DIANE, SHEINBERG, DAVID L · 1999 to 2025
$7.6M
A new model system to study brain aging and neurodegenerationR21AG070527 · NIA · BROWN UNIVERSITY · PI WEBB, ASHLEY E · 2020 to 2020
$437k
Selective vulnerability of cell types in brain aging and Alzheimer's diseaseF99AG083292 · NIA · BROWN UNIVERSITY · PI YU, DOUDOU · 2023 to 2024
$98k
NIA NIH HHS F99 AG083292NIA NIH HHS R21 AG070527NIMH NIH HHS T32 MH020068
6 · The paper itself

Abstract

Aging is a major risk factor for many diseases. Accurate methods for predicting age in specific cell types are essential to understand the heterogeneity of aging and to assess rejuvenation strategies. However, classifying organismal age at single-cell resolution using transcriptomics is challenging due to sparsity and noise. Here, we developed CellBiAge, a robust and easy-to-implement machine learning pipeline, to classify the age of single cells in the mouse brain using single-cell transcriptomics. We show that binarization of gene expression values for the top highly variable genes significantly improved test performance across different models, techniques, sexes, and brain regions, with potential age-related genes identified for model prediction. Additionally, we demonstrate CellBiAge's ability to capture exercise-induced rejuvenation in neural stem cells. This study provides a broadly applicable approach for robust classification of organismal age of single cells in the mouse brain, which may aid in understanding the aging process and evaluating rejuvenation methods.

Indexed as

Gene Expression ProfilingSingle-Cell AnalysisAgingAnimalsCellular SenescenceMachine LearningMiceagingbrainCP: Cell biologyhypothalamusmachine learningsingle-cell RNA-seq

Identifiers

PMID38032797
PMCPMC10791072

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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.