Evidence map›Paper›PMID 16785992›Full record

ArticleOncogene2006

Cisplatin induces PKB/Akt activation and p38(MAPK) phosphorylation of the EGF receptor.

S E Winograd-Katz, A Levitzki

Erratum issuedOpen access · bronzeAbstract read
PubMed Publisher
In one paragraph

Article in Oncogene, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 93 papers.

0numbers the graph read from it
0cells of the map it votes in
93citing papers in PubMed
6.8field-weighted citation impact, top 2% 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

93 citing papers in PubMed, 190 citations in OpenAlex.

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  16. The cyclin dependent kinase inhibitor p21Frontiers in oncology · 2022
    Article
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33 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

  • Erratum issued
5 · Who and what money

Authors and funding

2 authors at 1 institution in 1 country.

S E Winograd-KatzUnit of Cellular Signaling, Department of Biological Chemistry, The Alexander Silberman Institute of Life Sciences, The Hebrew University of Jerusalem, Jerusalem, Israel.
A Levitzki
Hebrew University of Jerusalem · IL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Cisplatin is an effective DNA-damaging antitumor agent employed for the treatment of various human cancers. In this study, we report that Cisplatin activates PKB/Akt in several cancer cell lines and that this activation is mediated by EGFR, Src and PI3-kinase. Inhibition of PI3-kinase activity decreases the survival of the cells exposed to Cisplatin, suggesting that Cisplatin-induced PKB/Akt activation may lead to Cisplatin resistance. While investigating the EGFR-dependent PKB/Akt activation in MDA-MB-468 cells, we found that the EGFR receptor undergoes a gel mobility shift upon Cisplatin treatment, which is mediated by p38(MAPK). An EGFR, in which threonine 669 was mutated to alanine (A669), is phosphorylated by p38(MAPK) to a much lesser extent, suggesting that threonine 669 is a p38 phosphorylation site. We found that Cisplatin induces EGFR internalization, which is mediated by p38(MAPK-)dependent phosphorylation of the receptor on threonine 669. Our results identify the EGFR as a new substrate of p38 and identify threonine 669 as a new phosphorylation site that regulates EGFR internalization. Together, these results suggest that Cisplatin has side effects, which may alter the signaling pattern of cancer cells and modulate the desired effects of Cisplatin treatment.

Indexed as

Antineoplastic AgentsCell Line, TumorChromonesCisplatinEndocytosisEnzyme ActivationEnzyme InhibitorsErbB ReceptorsHumansMorpholinesp38 Mitogen-Activated Protein KinasesPhosphatidylinositol 3-KinasesPhosphoinositide-3 Kinase InhibitorsPhosphorylationProto-Oncogene Proteins c-akt2-(4-morpholinyl)-8-phenyl-4H-1-benzopyran-4-oneAntineoplastic AgentsChromonesCisplatinEnzyme InhibitorsErbB ReceptorsMorpholinesp38 Mitogen-Activated Protein KinasesPhosphatidylinositol 3-KinasesPhosphoinositide-3 Kinase InhibitorsProto-Oncogene Proteins c-akt

Identifiers

PMID16785992
OpenAlexW2171578197

What OpenQuestion holds

Textmetadata
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.