Evidence map›Paper›PMID 31552290›Full record

ArticleNPJ breast cancer2019

PIK3CA and MAP3K1 alterations imply luminal A status and are associated with clinical benefit from pan-PI3K inhibitor buparlisib and letrozole in ER+ metastatic breast cancer.

Mellissa J Nixon, Luigi Formisano, Ingrid A Mayer, M Valeria Estrada, Paula I González-Ericsson, Steven J Isakoff, Andrés Forero-Torres, Helen Won, Melinda E Sanders, David B Solit and 5 more

Open access · goldAbstract read
In one paragraph

Article in NPJ breast cancer, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
1.9field-weighted citation impact, top 14% 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

28 citing papers in PubMed, 43 citations in OpenAlex.

  1. Article
  2. Clinicogenomic Landscape and Function ofJCO precision oncology · 2026
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  15. Biology and Targetability of the Extended Spectrum of PIK3CA Mutations Detected in Breast Carcinoma.Clinical cancer research : an official journal of the American Association for Cancer Research · 2023
    Article
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  18. Review
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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

15 authors at 8 institutions in 1 country.

Mellissa J Nixon1Department of Medicine, Vanderbilt-Ingram Cancer Center, Vanderbilt University Medical Center, Nashville, TN USA.
Luigi Formisano1Department of Medicine, Vanderbilt-Ingram Cancer Center, Vanderbilt University Medical Center, Nashville, TN USA.
Ingrid A Mayer1Department of Medicine, Vanderbilt-Ingram Cancer Center, Vanderbilt University Medical Center, Nashville, TN USA.
M Valeria Estrada2Breast Cancer Research Program, Vanderbilt-Ingram Cancer Center, Vanderbilt University Medical Center, Nashville, TN USA.
Paula I González-Ericsson2Breast Cancer Research Program, Vanderbilt-Ingram Cancer Center, Vanderbilt University Medical Center, Nashville, TN USA.ORCID 0000-0002-6292-6963
Steven J Isakoff4Department of Medicine, Massachusetts General Hospital, Boston, MA USA.
Andrés Forero-Torres5University of Alabama, Birmingham, USA.
Helen Won6Memorial Sloan Kettering Cancer Center New York, New York, NY USA.
Melinda E Sanders2Breast Cancer Research Program, Vanderbilt-Ingram Cancer Center, Vanderbilt University Medical Center, Nashville, TN USA.
David B Solit6Memorial Sloan Kettering Cancer Center New York, New York, NY USA.ORCID 0000-0002-6614-802X
Michael F Berger6Memorial Sloan Kettering Cancer Center New York, New York, NY USA.
Lewis C Cantley7Weill Cornell Medical College, New York, NY USA.
Eric P Winer8Dana-Farber Cancer Institute, Boston, MA USA.
Carlos L Arteaga9Harold C. Simmons Cancer Center, UT Southwestern Medical Center, Dallas, TX USA.
Justin M Balko1Department of Medicine, Vanderbilt-Ingram Cancer Center, Vanderbilt University Medical Center, Nashville, TN USA.ORCID 0000-0002-4263-5974
Vanderbilt University Medical Center · USBreast Cancer Research Foundation · USMemorial Sloan Kettering Cancer Center · USCornell University · USDana-Farber Cancer Institute · USMassachusetts General Hospital · USSouthwestern Medical Center · USUniversity of Alabama at Birmingham · US

Funding

X-RAY CRYSTALLOGRAPHYP30CA008748 · NCI · SLOAN-KETTERING INSTITUTE FOR CANCER RES · PI Nicholas D Socci · 1985 to 2026
$347.4M
Tumor Immunology and Microenvironment Research ProgramP30CA068485 · NCI · VANDERBILT UNIVERSITY MEDICAL CENTER · PI MATTHEW J TYSKA · 1995 to 2026
$172.8M
TISSUE CoreP50CA098131 · NCI · VANDERBILT UNIVERSITY MEDICAL CENTER · PI PARK, BEN HO, PIETENPOL, JENNIFER A · 2003 to 2024
$48.7M
Role of Phosphoinositides and Protein Kinases in the control of Cancer MetabolismR35CA197588 · NCI · WEILL MEDICAL COLL OF CORNELL UNIV · PI LEWIS C. CANTLEY · 2016 to 2026
$10.2M
The Role of PI3K in Growth RegulationR01GM041890 · NIGMS · WEILL MEDICAL COLL OF CORNELL UNIV · PI CANTLEY, LEWIS C. · 1990 to 2016
$4.1M
Targeted Therapies in Breast CancerK23CA127469 · NCI · VANDERBILT UNIVERSITY · PI MAYER, INGRID A · 2009 to 2013
$820k
Dusp4 in breast cancer: tumor suppressor biology and therapeutic strategiesR00CA181491 · NCI · VANDERBILT UNIVERSITY MEDICAL CENTER · PI BALKO, JUSTIN M · 2015 to 2017
$750k
NCI NIH HHS K23 CA127469NCI NIH HHS P30 CA008748NCI NIH HHS P30 CA068485NCI NIH HHS P50 CA098131NCI NIH HHS R00 CA181491NCI NIH HHS R35 CA197588NIGMS NIH HHS R01 GM041890
6 · The paper itself

Abstract

Clinical trials have demonstrated the efficacy of combining phosphoinositide 3-kinase (PI3K) inhibitors with endocrine therapies in hormone therapy-refractory breast cancer. However, biomarkers of PI3K pathway dependence in ER+ breast cancer have not been fully established. Hotspot mutations in the alpha isoform of PI3K (

Indexed as

Cancer genomicsTumour biomarkers

Identifiers

PMID31552290
PMCPMC6757060
OpenAlexW2974449317

What OpenQuestion holds

Textmetadata
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.