Evidence map›Paper›PMID 36418351›Full record

ArticleNature communications2022

Spatially aware dimension reduction for spatial transcriptomics.

Lulu Shang, Xiang Zhou

Abstract read
In one paragraph

Article in Nature communications, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 175 papers.

0numbers the graph read from it
0cells of the map it votes in
175citing 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

175 citing papers in PubMed.

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115 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

2 authors.

Lulu ShangDepartment of Biostatistics, University of Michigan, Ann Arbor, MI, 48109, USA.ORCID 0000-0002-2480-3065
Xiang ZhouDepartment of Biostatistics, University of Michigan, Ann Arbor, MI, 48109, USA. xzhousph@umich.edu.ORCID 0000-0002-4331-7599

Funding

New directions in single cell genomics method developmentR01GM126553 · NIGMS · UNIVERSITY OF CHICAGO · PI Mengjie Chen · 2017 to 2026
$2.9M
Develop new bioinformatics infrastructures and computational tools for epitranscriptomics dataR01HG012927 · NHGRI · UNIVERSITY OF CHICAGO · PI Mengjie Chen · 2023 to 2026
$1.6M
Developing new computational tools for spatial transcriptomics dataR01HG011883 · NHGRI · UNIVERSITY OF CHICAGO · PI CHEN, MENGJIE, ZHOU, XIANG · 2021 to 2024
$1.5M
DMS/NIGMS 2: Advanced Statistical Methods for Spatially Resolved Transcriptomics StudiesR01GM144960 · NIGMS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI ZHOU, XIANG · 2021 to 2024
$1.3M
NHGRI NIH HHS R01 HG011883NHGRI NIH HHS R01 HG012927NIGMS NIH HHS R01 GM126553NIGMS NIH HHS R01 GM144960
6 · The paper itself

Abstract

Spatial transcriptomics are a collection of genomic technologies that have enabled transcriptomic profiling on tissues with spatial localization information. Analyzing spatial transcriptomic data is computationally challenging, as the data collected from various spatial transcriptomic technologies are often noisy and display substantial spatial correlation across tissue locations. Here, we develop a spatially-aware dimension reduction method, SpatialPCA, that can extract a low dimensional representation of the spatial transcriptomics data with biological signal and preserved spatial correlation structure, thus unlocking many existing computational tools previously developed in single-cell RNAseq studies for tailored analysis of spatial transcriptomics. We illustrate the benefits of SpatialPCA for spatial domain detection and explores its utility for trajectory inference on the tissue and for high-resolution spatial map construction. In the real data applications, SpatialPCA identifies key molecular and immunological signatures in a detected tumor surrounding microenvironment, including a tertiary lymphoid structure that shapes the gradual transcriptomic transition during tumorigenesis and metastasis. In addition, SpatialPCA detects the past neuronal developmental history that underlies the current transcriptomic landscape across tissue locations in the cortex.

Indexed as

Gene Expression ProfilingTranscriptomeExome SequencingGenomeTumor Microenvironment

Identifiers

PMID36418351
PMCPMC9684472

What OpenQuestion holds

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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.