Evidence map›Paper›PMID 27041561›Full record

ArticleOncogene2016

RSK2 signals through stathmin to promote microtubule dynamics and tumor metastasis.

G N Alesi, L Jin, D Li, K R Magliocca, Y Kang, Z G Chen, D M Shin, F R Khuri, S Kang

Open access · bronzeAbstract read
In one paragraph

Article in Oncogene, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed, 1 pooled it
1.7field-weighted citation impact, top 18% 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

18 citing papers in PubMed, 1 synthesis or guideline pooled it, 33 citations in OpenAlex.

  1. [Prognostic Value of STMN1 Expression in Non-small Cell Lung Cancer: 
A Meta-analysis].Zhongguo fei ai za zhi = Chinese journal of lung cancer · 2024
    Pooled it
  2. Article
  3. Article
  4. Review
  5. Targeting RSK2 in Cancer Therapy: A Review of Natural Products.Anti-cancer agents in medicinal chemistry · 2025
    Review
  6. Article
  7. Article
  8. Article
  9. Article
  10. Article
  11. Association BetweenFrontiers in genetics · 2021
    Review
  12. Article
  13. Article
  14. Integrin and microtubule crosstalk in the regulation of cellular processes.Cellular and molecular life sciences : CMLS · 2018
    Review
  15. Article
  16. Article
  17. Article
  18. 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

9 authors at 2 institutions in 1 country.

G N AlesiWinship Cancer Institute, Department of Hematology and Medical Oncology, Emory University School of Medicine, Atlanta, GA, USA.
L JinWinship Cancer Institute, Department of Hematology and Medical Oncology, Emory University School of Medicine, Atlanta, GA, USA.
D LiWinship Cancer Institute, Department of Hematology and Medical Oncology, Emory University School of Medicine, Atlanta, GA, USA.
K R MaglioccaDepartment of Pathology and Laboratory Medicine, Emory University School of Medicine, Atlanta, GA, USA.
Y KangDepartment of Molecular Biology, Princeton University, Princeton, NJ, USA.
Z G ChenWinship Cancer Institute, Department of Hematology and Medical Oncology, Emory University School of Medicine, Atlanta, GA, USA.
D M ShinWinship Cancer Institute, Department of Hematology and Medical Oncology, Emory University School of Medicine, Atlanta, GA, USA.
F R KhuriWinship Cancer Institute, Department of Hematology and Medical Oncology, Emory University School of Medicine, Atlanta, GA, USA.
S KangWinship Cancer Institute, Department of Hematology and Medical Oncology, Emory University School of Medicine, Atlanta, GA, USA.
Emory University · USPrinceton University · US

Funding

Transcription-dependent and -independent signaling of RSK2 in cancer metastasisR01CA175316 · NCI · EMORY UNIVERSITY · PI KANG, SUMIN · 2014 to 2023
$3.5M
p90RSK2-Stathmin Signaling in Metastatic Human CancersF31CA183365 · NCI · EMORY UNIVERSITY · PI ALESI, GINA NICOLE · 2014 to 2016
$112k
NCI NIH HHS F31 CA183365NCI NIH HHS R01 CA175316
6 · The paper itself

Abstract

Metastasis is responsible for >90% of cancer-related deaths. Complex signaling in cancer cells orchestrates the progression from a primary to a metastatic cancer. However, the mechanisms of these cellular changes remain elusive. We previously demonstrated that p90 ribosomal S6 kinase 2 (RSK2) promotes tumor metastasis. Here we investigated the role of RSK2 in the regulation of microtubule dynamics and its potential implication in cancer cell invasion and tumor metastasis. Stable knockdown of RSK2 disrupted microtubule stability and decreased phosphorylation of stathmin, a microtubule-destabilizing protein, at serine 16 in metastatic human cancer cells. We found that RSK2 directly binds and phosphorylates stathmin at the leading edge of cancer cells. Phosphorylation of stathmin by RSK2 reduced stathmin-mediated microtubule depolymerization. Moreover, overexpression of phospho-mimetic mutant stathmin S16D significantly rescued the decreased invasive and metastatic potential mediated by RSK2 knockdown in vitro and in vivo. Furthermore, stathmin phosphorylation positively correlated with RSK2 expression and metastatic cancer progression in primary patient tumor samples. Our finding demonstrates that RSK2 directly phosphorylates stathmin and regulates microtubule polymerization to provide a pro-invasive and pro-metastatic advantage to cancer cells. Therefore, the RSK2-stathmin pathway represents a promising therapeutic target and a prognostic marker for metastatic human cancers.

Indexed as

A549 CellsCell MovementGene Knockdown TechniquesHumansLung NeoplasmsMicrotubulesNeoplasm InvasivenessNeoplasm MetastasisPhosphorylationRibosomal Protein S6 Kinases, 90-kDaSignal TransductionStathminRibosomal Protein S6 Kinases, 90-kDaStathmin

Identifiers

PMID27041561
PMCPMC5226067
OpenAlexW2338481647

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.