Evidence map›Paper›PMID 31911554›Full record

ArticleCancer research2020

A Bis-Indole-Derived NR4A1 Antagonist Induces PD-L1 Degradation and Enhances Antitumor Immunity.

Keshav Karki, Gus A Wright, Kumaravel Mohankumar, Un-Ho Jin, Xing-Han Zhang, Stephen Safe

Open access · greenAbstract read
In one paragraph

Article in Cancer research, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
2.4field-weighted citation impact, top 12% 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

27 citing papers in PubMed, 39 citations in OpenAlex.

  1. Article
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  5. Targeting Lineage-Specific Functions of NR4A1 for Cancer Immunotherapy.International journal of molecular sciences · 2025
    Review
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  15. Regulation of PD-L1 Expression by Nuclear Receptors.International journal of molecular sciences · 2023
    Review
  16. Review
  17. Article
  18. Review
  19. Article
  20. Article
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

6 authors at 1 institution in 1 country.

Keshav KarkiDepartment of Veterinary Physiology and Pharmacology, Texas A&M University, College Station, Texas.
Gus A WrightDepartment of Veterinary Pathobiology, Texas A&M University, College Station, Texas.
Kumaravel MohankumarDepartment of Veterinary Physiology and Pharmacology, Texas A&M University, College Station, Texas.
Un-Ho JinDepartment of Veterinary Physiology and Pharmacology, Texas A&M University, College Station, Texas.
Xing-Han ZhangDepartment of Veterinary Physiology and Pharmacology, Texas A&M University, College Station, Texas.ORCID 0000-0001-6994-5721
Stephen SafeDepartment of Veterinary Physiology and Pharmacology, Texas A&M University, College Station, Texas. ssafe@cvm.tamu.edu.ORCID 0000-0002-2115-3060
Texas A&M University · US

Funding

Texas A&M Center for Environmental Health Research (TiCER)P30ES029067 · NIEHS · TEXAS A&M UNIVERSITY · PI Galen Newman · 2019 to 2026
$13.0M
Regulatory Science in Environmental Health and ToxicologyT32ES026568 · NIEHS · TEXAS A&M UNIVERSITY · PI Weihsueh A Chiu, Natalie M Johnson · 2016 to 2026
$3.8M
TARGETED GENOMICS FACILITY COREP30ES023512 · NIEHS · TEXAS A&M AGRILIFE RESEARCH · PI THREADGILL, DAVID W. · 2014 to 2017
$3.3M
NIEHS NIH HHS P30 ES023512NIEHS NIH HHS P30 ES029067NIEHS NIH HHS T32 ES026568
6 · The paper itself

Abstract

PD-L1 is expressed in tumor cells and its interaction with PD-1 plays an important role in evading immune surveillance; this can be overcome using PD-L1 or PD-1 immunotherapy antibodies. This study reports a novel approach for targeting PD-L1. In human breast cancer cell lines and 4T1 mouse mammary tumor cells, PD-L1 expression was regulated by the nuclear receptor NR4A1/Sp1 complex bound to the proximal germinal center (GC)-rich region of the PD-L1 gene promoter. Treatment of breast cancer cells with bis-indole-derived NR4A1 antagonists including 1,1-bis(3'-indolyl)-1-(3-chloro-4-hydroxy-5-methoxyphenyl)methane (Cl-OCH3) decreased expression of PD-L1 mRNA, promoter-dependent luciferase activity, and protein. In

Indexed as

AnimalsAntineoplastic AgentsB7-H1 AntigenCell Line, TumorDisease Models, AnimalFemaleGene Expression Regulation, NeoplasticHumansImmunotherapyIndolesLung NeoplasmsMiceNuclear Receptor Subfamily 4, Group A, Member 1ProteolysisT-Lymphocytes, CytotoxicT-Lymphocytes, RegulatoryAntineoplastic AgentsB7-H1 AntigenCD274 protein, humanIndolesNR4A1 protein, humanNuclear Receptor Subfamily 4, Group A, Member 1

Identifiers

PMID31911554
PMCPMC7056589
OpenAlexW2999282746

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.