Evidence map›Paper›PMID 32350356›Full record

Trial reportScientific reports2020

Identifying the HLA DRB1-DQB1 molecules and predicting epitopes associated with high-risk HPV infection clearance and redetection.

Luisa Del Río-Ospina, Milena Camargo, Sara C Soto-De León, Ricardo Sánchez, Darwin A Moreno-Pérez, Manuel E Patarroyo, Manuel A Patarroyo

Open access · goldAbstract readClinical Trial
In one paragraph

Trial report in Scientific reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
1.3field-weighted citation impact, top 19% 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

9 citing papers in PubMed, 13 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

7 authors at 2 institutions in 1 country.

Luisa Del Río-Ospina *Molecular Biology and Immunology Department, Fundación Instituto de Inmunología de Colombia, Carrera 50 # 26-20, Bogotá, Colombia.
Milena Camargo *Molecular Biology and Immunology Department, Fundación Instituto de Inmunología de Colombia, Carrera 50 # 26-20, Bogotá, Colombia.
Sara C Soto-De León *Molecular Biology and Immunology Department, Fundación Instituto de Inmunología de Colombia, Carrera 50 # 26-20, Bogotá, Colombia.
Ricardo SánchezFaculty of Medicine, Universidad Nacional de Colombia, Carrera 45 # 26-85, Bogotá, Colombia.
Darwin A Moreno-PérezMolecular Biology and Immunology Department, Fundación Instituto de Inmunología de Colombia, Carrera 50 # 26-20, Bogotá, Colombia.
Manuel E PatarroyoMolecular Biology and Immunology Department, Fundación Instituto de Inmunología de Colombia, Carrera 50 # 26-20, Bogotá, Colombia.
Manuel A PatarroyoMolecular Biology and Immunology Department, Fundación Instituto de Inmunología de Colombia, Carrera 50 # 26-20, Bogotá, Colombia. mapatarr.fidic@gmail.com.
Fundación Instituto de Inmunología de Colombia · COUniversidad Nacional de Colombia · CO

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Several determining factors are involved in HPV infection outcomes; human leukocyte antigen (HLA) polymorphisms have been described as related factors. This study has ascertained the effect of genetic variation on HLA-DRB1 and DQB1 genes on HPV-16/-18/-31/-33/-45 and -58 clearance and redetection in Colombian women. PCR and qPCR were used for viral identification and the Illumina MiSeq system was used for HLA-typing of cervical samples (n = 276). Survival models were adjusted for identifying alleles/haplotypes related to HPV clearance/redetection; L1/L2 protein-epitope binding to MHC-II molecules was also predicted. Significant associations suggested effects favouring or hampering clearance/redetection events depending on the viral type involved in infection, e.g. just DRB1*12:01:01G favoured HPV-16 (coeff: 4.8) and HPV-45 clearance (coeff: 12.65) whilst HPV-18 (coeff: 2E-15), HPV-31 (coeff: 8E-17) and HPV-58 hindered elimination (coeff: 1E-14). An effect was only observed for some alelles when configured as haplotypes, e.g. DRB1*04:07:01G (having the greatest frequency in the target population) was associated with DQB1*02:01:1G or *03:02:03. Epitope prediction identified 23 clearance-related peptides and 29 were redetection-related; eight might have been related to HPV-16/-18 and -58 persistence and one to HPV-18 elimination. HLA allele/haplotype relationship with the course of HPV infection (clearance/redetection) depended on the infecting HPV type, in line with the specific viral epitopes displayed.

Indexed as

AllelesAlphapapillomavirusEpitopesHaplotypesHLA-DQ beta-ChainsHLA-DRB1 ChainsPapillomavirus InfectionsAdultDisease-Free SurvivalFemaleFollow-Up StudiesHumansMiddle AgedSurvival RateEpitopesHLA-DQB1 antigenHLA-DQ beta-ChainsHLA-DRB1 Chains

Identifiers

PMID32350356
PMCPMC7190668
OpenAlexW3022470665

What OpenQuestion holds

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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.