Evidence map›Paper›PMID 32442617›Full record

ArticleThe Annals of thoracic surgery2020

LKB1/STK11 Expression in Lung Adenocarcinoma and Associations With Patterns of Recurrence.

Kyle G Mitchell, Edwin R Parra, Jiexin Zhang, David B Nelson, Erin M Corsini, Pamela Villalobos, Cesar A Moran, Ferdinandos Skoulidis, Ignacio I Wistuba, Junya Fujimoto and 3 more

Open access · greenAbstract read
In one paragraph

Article in The Annals of thoracic surgery, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed, 1 pooled it
1.4field-weighted citation impact, top 16% 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

11 citing papers in PubMed, 1 synthesis or guideline pooled it, 16 citations in OpenAlex.

  1. Pooled it
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  11. The Importance ofDiagnostics (Basel, Switzerland) · 2021
    Review
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

13 authors at 1 institution in 1 country.

Kyle G MitchellDepartment of Thoracic and Cardiovascular Surgery, University of Texas MD Anderson Cancer Center, Houston, Texas.
Edwin R ParraDepartment of Translational Molecular Pathology, University of Texas MD Anderson Cancer Center, Houston, Texas.
Jiexin ZhangDepartment of Bioinformatics and Computational Biology, University of Texas MD Anderson Cancer Center, Houston, Texas.
David B NelsonDepartment of Thoracic and Cardiovascular Surgery, University of Texas MD Anderson Cancer Center, Houston, Texas.
Erin M CorsiniDepartment of Thoracic and Cardiovascular Surgery, University of Texas MD Anderson Cancer Center, Houston, Texas.
Pamela VillalobosDepartment of Translational Molecular Pathology, University of Texas MD Anderson Cancer Center, Houston, Texas.
Cesar A MoranDepartment of Pathology, University of Texas MD Anderson Cancer Center, Houston, Texas.
Ferdinandos SkoulidisDepartment of Thoracic/Head and Neck Medical Oncology, University of Texas MD Anderson Cancer Center, Houston, Texas.
Ignacio I WistubaDepartment of Translational Molecular Pathology, University of Texas MD Anderson Cancer Center, Houston, Texas.
Junya FujimotoDepartment of Translational Molecular Pathology, University of Texas MD Anderson Cancer Center, Houston, Texas.
Jack A RothDepartment of Thoracic and Cardiovascular Surgery, University of Texas MD Anderson Cancer Center, Houston, Texas.
Mara B AntonoffDepartment of Thoracic and Cardiovascular Surgery, University of Texas MD Anderson Cancer Center, Houston, Texas. Electronic address: mbantonoff@mdanderson.org.
MD Anderson Lung Cancer Immune Microenvironment Working Group
The University of Texas MD Anderson Cancer Center · US

Funding

Tumor Evolution and Metastasis ProgramP30CA016672 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI DIANE BODURKA · 1985 to 2026
$290.8M
UNIVERSITY OF TEXAS--SPORE IN LUNG CANCERP50CA070907 · NCI · UT SOUTHWESTERN MEDICAL CENTER · PI HEYMACH, JOHN V. · 1996 to 2024
$57.4M
NCI NIH HHS P30 CA016672NCI NIH HHS P50 CA070907
6 · The paper itself

Abstract

backgroundMutations in the serine/threonine kinase 11 (STK11)/liver kinase B1 (LKB1) have been implicated in mediating resistance to checkpoint blockade among patients with advanced lung adenocarcinoma. We sought to examine the associations between clinicopathologic characteristics, tumor LKB1 expression, features of the immune microenvironment, and postoperative prognosis among patients with early stage lung adenocarcinoma undergoing surgical therapy.

methodsFormalin-fixed, paraffin-embedded specimens of patients undergoing resection of stage I to III, chemotherapy-naïve adenocarcinomas (1997 to 2008) were analyzed using tissue microarray sectioning. Sublobar resections were excluded. Intratumoral LKB1/STK11 expression was quantified as H-score. In a subset, tumor-associated immune cell populations were quantified using whole tumor sections in peritumoral and intratumoral compartments.

resultsIn all, 104 patients met inclusion criteria. Expression of LKB1/STK11 (median H-score 102.9) was higher in women (median 123.3) than in men (100, P = .004) and in never-smokers (median 145) than in former/current smokers (100, P = .002). Expression of LKB1/STK11 was positively correlated with intratumoral infiltration of cluster of differentiation (CD) 3

conclusionsLow LKB1/STK11 expression is associated with specific patient characteristics and poor postoperative prognosis in chemotherapy-naïve lung adenocarcinoma. Further investigation is warranted to delineate its clinical significance in the context of evaluating novel therapeutic agents in patients with resectable disease.

Indexed as

Neoplasm StagingAdenocarcinoma of LungAgedAMP-Activated Protein Kinase KinasesBiomarkers, TumorDisease-Free SurvivalFemaleHumansLung NeoplasmsMaleMiddle AgedNeoplasm Recurrence, LocalPrognosisProtein Serine-Threonine KinasesRetrospective StudiesAMP-Activated Protein Kinase KinasesBiomarkers, TumorProtein Serine-Threonine KinasesSTK11 protein, human

Identifiers

PMID32442617
PMCPMC8215648
OpenAlexW3027041912

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.