Evidence map›Paper›PMID 37662944›Full record

ArticleFrontiers in immunology2023

Allele-specific quantification of human leukocyte antigen transcript isoforms by nanopore sequencing.

Andrew E O Hughes, Maureen C Montgomery, Chang Liu, Eric T Weimer

Open access · goldAbstract read
In one paragraph

Article in Frontiers in immunology, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
0.8field-weighted citation impact, top 25% 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

3 citing papers in PubMed, 5 citations in OpenAlex.

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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

4 authors at 3 institutions in 1 country.

Andrew E O HughesDepartment of Pathology and Immunology, Washington University School of Medicine, St. Louis, MO, United States.
Maureen C MontgomeryMolecular Immunology Laboratory, McLendon Clinical Laboratories, University of North Carolina Hospitals, Chapel Hill, NC, United States.
Chang LiuDepartment of Pathology and Immunology, Washington University School of Medicine, St. Louis, MO, United States.
Eric T WeimerMolecular Immunology Laboratory, McLendon Clinical Laboratories, University of North Carolina Hospitals, Chapel Hill, NC, United States.
Washington University in St. Louis · USUniversity of North Carolina at Chapel Hill · USUniversity of North Carolina Hospitals · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introduction: While tens of thousands of HLA alleles have been identified by DNA sequencing, the contribution of alternative splicing to HLA diversity is not well characterized. In this study, we sought to determine if long-read sequencing could be used to accurately quantify allele-specific HLA transcripts in primary human lymphocytes. Methods: cDNA libraries were prepared from peripheral blood lymphocytes from 12 donors and sequenced by nanopore long-read sequencing. HLA reads were aligned to donor-specific reference sequences based on the known type of each donor. Allele-specific exon utilization was calculated as the proportion of reads aligning to each allele containing known exons, and transcript isoforms were quantified based on patterns of exon utilization within individual reads. Results: Splice variants were rare among class I HLA genes (median exon retention rate 99%-100%), except for several Discussion: We describe a simple bioinformatic workflow to quantify allele-specific expression of HLA transcript isoforms. Further studies are warranted to characterize the repertoire of HLA transcripts expressed in different cell types and tissues across diverse populations.

Indexed as

Nanopore SequencingAllelesHistocompatibility AntigensHistocompatibility Antigens Class IIHumansProtein IsoformsRNA Splice SitesHistocompatibility AntigensHistocompatibility Antigens Class IIProtein IsoformsRNA Splice Sitesallele-specific expressionhuman leukocyte antigen (HLA)long-read sequencingnanopore sequencingtranscript isoforms

Identifiers

PMID37662944
PMCPMC10471969
OpenAlexW4385979736

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.