Evidence map›Paper›PMID 27564262›Full record

ArticleOncotarget2016

TLR2 ligand-synthetic long peptide conjugates effectively stimulate tumor-draining lymph node T cells of cervical cancer patients.

Gijs G Zom, Marij J P Welters, Nikki M Loof, Renske Goedemans, Sinéad Lougheed, Rob R P M Valentijn, Maarten L Zandvliet, Nico J Meeuwenoord, Cornelis J M Melief, Tanja D de Gruijl and 4 more

Open access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
3.1field-weighted citation impact, top 8% 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

29 citing papers in PubMed, 49 citations in OpenAlex.

  1. AFrontiers in immunology · 2026
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  2. Review
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  5. Enhanced HPV16 E6/E7Cancer immunology, immunotherapy : CII · 2023
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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

14 authors at 4 institutions in 1 country.

Gijs G ZomDepartment of Immunohematology and Blood Transfusion, Section Tumorimmunology, Leiden University Medical Center, Leiden, The Netherlands.
Marij J P WeltersDepartment of Clinical Oncology, Leiden University Medical Center, Leiden, The Netherlands.
Nikki M LoofDepartment of Clinical Oncology, Leiden University Medical Center, Leiden, The Netherlands.
Renske GoedemansDepartment of Clinical Oncology, Leiden University Medical Center, Leiden, The Netherlands.
Sinéad LougheedDepartment of Medical Oncology, VU University Medical Center, Amsterdam, The Netherlands.
Rob R P M ValentijnDepartment of Clinical Pharmacy and Toxicology, Leiden University Medical Center, Leiden, The Netherlands.
Maarten L ZandvlietDepartment of Clinical Pharmacy and Toxicology, Leiden University Medical Center, Leiden, The Netherlands.
Nico J MeeuwenoordLeiden Institute of Chemistry, University of Leiden, Leiden, The Netherlands.
Cornelis J M MeliefDepartment of Immunohematology and Blood Transfusion, Section Tumorimmunology, Leiden University Medical Center, Leiden, The Netherlands.
Tanja D de GruijlDepartment of Medical Oncology, VU University Medical Center, Amsterdam, The Netherlands.
Gijsbert A Van der MarelLeiden Institute of Chemistry, University of Leiden, Leiden, The Netherlands.
Dmitri V FilippovLeiden Institute of Chemistry, University of Leiden, Leiden, The Netherlands.
Ferry OssendorpDepartment of Immunohematology and Blood Transfusion, Section Tumorimmunology, Leiden University Medical Center, Leiden, The Netherlands.
Sjoerd H Van der BurgDepartment of Clinical Oncology, Leiden University Medical Center, Leiden, The Netherlands.
Leiden University Medical Center · NLLeiden University · NLAmsterdam UMC Location VUmc · NLISA Pharmaceuticals (Netherlands) · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The potency of human papillomavirus type 16 (HPV16)-encoded synthetic long peptides (SLP), conjugated to an optimized Toll-like receptor 2 ligand (TLR2-L), was assessed in ex vivo activation of HPV16+ cancer patient-derived T cells. Two highly immunogenic SLP sequences derived from the oncogenic E6 protein of HPV16 were selected and conjugated to a Pam3CSK4-based TLR2-L under GMP conditions. Both conjugates were able to mature human DCs in vitro and to activate human skin-derived antigen-presenting cells (APCs) upon intradermal injection in an ex vivo skin model, associated with induction of a favorable chemokine profile to attract and activate T cells. The conjugated SLPs were efficiently processed by APCs, since HPV16-specific CD4+ and CD8+ T-cell clones isolated from HPV16+ cervical tumors proliferated in response to both conjugates. The TLR2-L SLP conjugates significantly enhanced ex vivo T helper type 1 T-cell activation in cell suspensions obtained from tumor-draining lymph nodes (LN) resected during hysterectomy of HPV16+ cervical cancer patients. These results show that TLR2-L SLP conjugates can activate circulating or LN-derived tumor-specific T cells, a promising outcome for studying these two conjugates in a phase I/II clinical safety and immunogenicity trial.

Indexed as

Adjuvants, ImmunologicCancer VaccinesFemaleHuman papillomavirus 16HumansLigandsLymph NodesLymphocyte ActivationOncogene Proteins, ViralRepressor ProteinsT-LymphocytesToll-Like Receptor 2Uterine Cervical NeoplasmsAdjuvants, ImmunologicCancer VaccinesE6 protein, Human papillomavirus type 16LigandsOncogene Proteins, ViralRepressor ProteinsTLR2 protein, humanToll-Like Receptor 2cancer vaccinecervical cancerconjugatesynthetic long peptideToll-like receptor ligand

Identifiers

PMID27564262
PMCPMC5341859
OpenAlexW2518310626

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.