Evidence map›Paper›PMID 31577807›Full record

ArticlePloS one2019

HLA high-resolution typing by next-generation sequencing in Pandemrix-induced narcolepsy.

Alexander Lind, Omar Akel, Madeleine Wallenius, Anita Ramelius, Marlena Maziarz, Lue Ping Zhao, Daniel E Geraghty, Lars Palm, Åke Lernmark, Helena Elding Larsson

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
1.1field-weighted citation impact, top 23% 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

8 citing papers in PubMed, 15 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

10 authors at 3 institutions in 2 countries.

Alexander LindDepartment of Clinical Sciences Malmö, Lund University/CRC, Skåne University Hospital SUS, Malmö, Sweden.ORCID 0000-0002-1473-5468
Omar AkelDepartment of Clinical Sciences Malmö, Lund University/CRC, Skåne University Hospital SUS, Malmö, Sweden.
Madeleine WalleniusDepartment of Clinical Sciences Malmö, Lund University/CRC, Skåne University Hospital SUS, Malmö, Sweden.
Anita RameliusDepartment of Clinical Sciences Malmö, Lund University/CRC, Skåne University Hospital SUS, Malmö, Sweden.
Marlena MaziarzDepartment of Clinical Sciences Malmö, Lund University/CRC, Skåne University Hospital SUS, Malmö, Sweden.ORCID 0000-0003-1417-6050
Lue Ping ZhaoClinical Research Division, Fred Hutchinson Cancer Research Center, Seattle, Washington, United States of America.
Daniel E GeraghtyClinical Research Division, Fred Hutchinson Cancer Research Center, Seattle, Washington, United States of America.
Lars PalmSection for Paediatric Neurology, Department of Paediatrics, Skåne University Hospital SUS, Malmö, Sweden.
Åke LernmarkDepartment of Clinical Sciences Malmö, Lund University/CRC, Skåne University Hospital SUS, Malmö, Sweden.
Helena Elding LarssonDepartment of Clinical Sciences Malmö, Lund University/CRC, Skåne University Hospital SUS, Malmö, Sweden.
Lund University · SEFred Hutch Cancer Center · USSkåne University Hospital · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The incidence of narcolepsy type 1 (NT1) increased in Sweden following the 2009-2010 mass-vaccination with the influenza Pandemrix-vaccine. NT1 has been associated with Human leukocyte antigen (HLA) DQB1*06:02 but full high-resolution HLA-typing of all loci in vaccine-induced NT1 remains to be done. Therefore, here we performed HLA typing by sequencing HLA-DRB3, DRB4, DRB5, DRB1, DQA1, DQB1, DPA1 and DPB1 in 31 vaccine-associated NT1 patients and 66 of their first-degree relatives (FDR), and compared these data to 636 Swedish general population controls (GP). Previously reported disease-related alleles in the HLA-DRB5*01:01:01-DRB1*15:01:01-DQA1*01:02:01-DQB1*06:02:01 extended haplotype were increased in NT1 patients (34/62 haplotypes, 54.8%) compared to GP (194/1272 haplotypes, 15.3%, p = 6.17E-16). Indeed, this extended haplotype was found in 30/31 patients (96.8%) and 178/636 GP (28.0%). In total, 15 alleles, four extended haplotypes, and six genotypes were found to be increased or decreased in frequency among NT1 patients compared to GP. Among subjects with the HLA-DRB5*01:01:01-DRB1*15:01:01-DQA1*01:02-DQB1*06:02 haplotype, a second DRB4*01:03:01-DRB1*04:01:01-DQA1*03:02//*03:03:01-DQB1*03:01:01 haplotype (p = 2.02E-2), but not homozygosity for DRB1*15:01:01-DQB1*06:02:01 (p = 7.49E-1) conferred association to NT1. Alleles with increased frequency in DQA1*01:02:01 (p = 1.07E-2) and DQA1*03:02//*03:03:01 (p = 3.26E-2), as well as with decreased frequency in DRB3*01:01:02 (p = 8.09E-3), DRB1*03:01:01 (p = 1.40E-2), and DQB1*02:01:01 (p = 1.40E-2) were found among patients compared to their FDR. High-resolution HLA sequencing in Pandemrix-associated NT1 confirmed the strong association with the DQB1*06:02:01-containing haplotype but also revealed an increased association to the not previously reported extended HLA-DRB4*01:03:01-DRB1*04:01:01-DQA1*03:02//*03:03:01-DQB1*03:01:01 haplotype. High-resolution HLA typing should prove useful in dissecting the immunological mechanisms of vaccination-associated NT1.

Indexed as

High-Throughput Nucleotide SequencingAllelesGenetic Predisposition to DiseaseHaplotypesHistocompatibility TestingHLA AntigensHumansInfluenza VaccinesNarcolepsyHLA AntigensInfluenza Vaccinespandemrix

Identifiers

PMID31577807
PMCPMC6774514
OpenAlexW2978178194

What OpenQuestion holds

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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.