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Breast Cancer Research

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01.06.2003 | Viewpoint

p27^KIP1phosphorylation by PKB/Akt leads to poor breast cancer prognosis

verfasst von: Robert B Clarke

Erschienen in: Breast Cancer Research | Ausgabe 3/2003

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Excerpt

Three papers published concurrently in the October issue of Nature Medicine have demonstrated new links between mitogenic cytokine signalling and the cell cycle inhibitor p27^KIP1, and have elucidated how this link may contribute to breast cancer patient prognosis [1‐3]. …

Liang J, Zubovitz J, Petrocelli T, Kotchetkov R, Connor MK, Han K, Lee JH, Ciarallo S, Catzavelos C, Beniston R, Franssen E, Slingerland JM: PKB/Akt phosphorylates p27, impairs nuclear import of p27 and opposes p27-mediated G1 arrest. Nat Med. 2002, 8: 1153-1160. 10.1038/nm761. For the Faculty of 1000 evaluation of this article please see http://breast-cancer-research.com/reports/bcr596.asp#liang CrossRefPubMed

Shin I, Yakes FM, Rojo F, Shin NY, Bakin AV, Baselga J, Arteaga CL: PKB/Akt mediates cell-cycle progression by phosphorylation of p27^Kip1 at threonine 157 and modulation of its cellular localization. Nat Med. 2002, 8: 1145-1152. 10.1038/nm759. For the Faculty of 1000 evaluation of this article please see http://breast-cancer-research.com/reports/bcr596.asp#shin CrossRefPubMed

Viglietto G, Motti ML, Bruni P, Melillo RM, D'Alessio A, Califano D, Vinci F, Chiappetta G, Tsichlis P, Bellacosa A, Fusco A, Santoro M: Cytoplasmic relocalization and inhibition of the cyclin-dependent kinase inhibitor p27^Kip1 by PKB/Akt-mediated phosphorylation in breast cancer. Nat Med. 2002, 8: 1136-1144. 10.1038/nm762. For the Faculty of 1000 evaluation of this article please see http://breast-cancer-research.com/reports/bcr596.asp#viglietto CrossRefPubMed

Sherr CJ, Roberts JM: CDK inhibitors: positive and negative regulators of G1-phase progression. Genes Dev. 1999, 13: 1501-1512.CrossRefPubMed

Slingerland JM, Hengst L, Pan CH, Alexander D, Stampfer MR, Reed SI: A novel inhibitor of cyclin-Cdk activity detected in transforming growth factor beta-arrested epithelial cells. Mol Cell Biol. 1994, 14: 3683-3694.CrossRefPubMedPubMedCentral

Slingerland J, Pagano M: Regulation of the cdk inhibitor p27 and its deregulation in cancer. J Cell Physiol. 2000, 183: 10-17. 10.1002/(SICI)1097-4652(200004)183:1<10::AID-JCP2>3.3.CO;2-9.CrossRefPubMed

Sun H, Lesche R, Li DM, Liliental J, Zhang JH, Gao J, Gavrilova N, Mueller B, Liu X, Wu H: PTEN modulates cell cycle progression and cell survival by regulating phosphatidylinositol 3,4,5,-trisphosphate and Akt/protein kinase B signaling pathway. Proc Natl Acad Sci U S A. 1999, 96: 6199-6204. 10.1073/pnas.96.11.6199.CrossRefPubMedPubMedCentral

Testa JR, Bellacosa A: AKT plays a central role in tumorigenesis. Proc Natl Acad Sci U S A. 2001, 98: 10983-10985. 10.1073/pnas.211430998.CrossRefPubMedPubMedCentral

Zhou BP, Liao Y, Xia W, Spohn B, Lee MH, Hung MC: Cytoplasmic localization of p21^Cip1/WAF1 by Akt-induced phosphorylation in HER-2/neu-overexpressing cells. Nat Cell Biol. 2001, 3: 245-252. 10.1038/35060032.CrossRefPubMed

This article is based on papers highlighted by Faculty of 1000 http://www.facultyof1000.com/start.asp, a web-based literature awareness service. Faculty of 1000 evaluations available for articles cited in this report may be viewed at: http://breast-cancer-research.com/reports/bcr596.asp

Titel: p27KIP1phosphorylation by PKB/Akt leads to poor breast cancer prognosis
verfasst von: Robert B Clarke
Publikationsdatum: 01.06.2003
Verlag: BioMed Central
Erschienen in: Breast Cancer Research / Ausgabe 3/2003
Elektronische ISSN: 1465-542X
DOI: https://doi.org/10.1186/bcr596

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p27^KIP1phosphorylation by PKB/Akt leads to poor breast cancer prognosis

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Live-Webinar: Aktuelle Leitlinien bei Herz-Kreislauf-Erkrankungen

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