Evidence map›Paper›PMID 36627281›Full record

ArticleCell death & disease2023

PLK1 and AURKB phosphorylate survivin differentially to affect proliferation in racially distinct triple-negative breast cancer.

Chakravarthy Garlapati, Shriya Joshi, Shristi Bhattarai, Jayashree Krishnamurthy, Ravi Chakra Turaga, Thi Nguyen, Xiaoxian Li, Ritu Aneja

Open access · goldAbstract read
In one paragraph

Article in Cell death & disease, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed
10.6field-weighted citation impact, top 1% 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

34 citing papers in PubMed, 49 citations in OpenAlex.

  1. AURKB drives aggressive phenotype and clinicopathological progression in cholangiocarcinoma.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2026
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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

8 authors at 4 institutions in 1 country.

Chakravarthy Garlapati *Alkermes Inc, Waltham, MA, 02451, USA.
Shriya Joshi *Department of Biology, Georgia State University, Atlanta, GA, 30303, USA.
Shristi BhattaraiDepartment of Biology, Georgia State University, Atlanta, GA, 30303, USA.
Jayashree KrishnamurthyDepartment of Biology, Georgia State University, Atlanta, GA, 30303, USA.
Ravi Chakra TuragaCaris Life Sciences, Tempe, AZ, 85282, USA.
Thi NguyenDepartment of Pathology & Laboratory Medicine, Emory University School of Medicine, Atlanta, GA, 30322, USA.
Xiaoxian LiDepartment of Pathology & Laboratory Medicine, Emory University School of Medicine, Atlanta, GA, 30322, USA.
Ritu AnejaDepartment of Biology, Georgia State University, Atlanta, GA, 30303, USA. raneja@uab.edu.
Georgia State University · USEmory University · USCaris Life Sciences (United States) · USUniversity of Alabama at Birmingham · US

Funding

HSET as a racial disparity biomarker for TNBC patientsR01CA239120 · NCI · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI ANEJA, RITU · 2019 to 2024
$3.0M
NCI NIH HHS R01 CA239120
6 · The paper itself

Abstract

Protein diversity due to alternative mRNA splicing or post-translational modifications (PTMs) plays a vital role in various cellular functions. The mitotic kinases polo-like kinase 1 (PLK1) and Aurora B (AURKB) phosphorylate survivin, an inhibitor of apoptosis (IAP) family member, thereby regulating cell proliferation. PLK1, AURKB, and survivin are overexpressed in triple-negative breast cancer (TNBC), an aggressive breast cancer subtype. TNBC is associated with high proliferative capacity, high rates of distant metastasis, and treatment resistance. The proliferation-promoting protein survivin and its activating kinases, PLK1 and AURKB, are overexpressed in TNBC. In this study, we investigated the role of survivin phosphorylation in racial disparities in TNBC cell proliferation. Analysis of TCGA TNBC data revealed higher expression levels of PLK1 (P = 0.026) and AURKB (P = 0.045) in African Americans (AAs; n = 41) than in European Americans (EAs; n = 86). In contrast, no significant racial differences in survivin mRNA or protein levels were observed. AA TNBC cells exhibited higher p-survivin levels than EA TNBC cells. Survivin silencing using small interfering RNAs significantly attenuated cell proliferation and cell cycle progression in AA TNBC cells, but not in EA TNBC cells. In addition, PLK1 and AURKB inhibition with volasertib and barasertib significantly inhibited the growth of AA TNBC xenografts, but not of EA TNBC tumors. These data suggest that inhibition of PLK1 and AURKB suppresses cell proliferation and tumor growth, specifically in AA TNBC. These findings suggest that targeting survivin phosphorylation may be a viable therapeutic option for AA patients with TNBC.

Indexed as

Triple Negative Breast NeoplasmsAurora Kinase BCell Line, TumorCell ProliferationHumansPolo-Like Kinase 1RNA, MessengerSurvivinAURKB protein, humanAurora Kinase BPolo-Like Kinase 1RNA, MessengerSurvivin

Identifiers

PMID36627281
PMCPMC9832024
OpenAlexW4315486970

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

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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.