Combined mutation of Vhl and Trp53 causes renal cysts and tumours in mice

Abstract: The combinations of genetic alterations that cooperate with von Hippel–Lindau (VHL) mutation to cause clear cell renal cell carcinoma (ccRCC) remain poorly understood. We show that the TP53 tumour suppressor gene is mutated in approximately 9% of human ccRCCs. Combined deletion of Vhl and Trp53 in primary mouse embryo fibroblasts causes proliferative dysregulation and high rates of aneuploidy. Deletion of these genes in the epithelium of the kidney induces the formation of simple cysts, atypical cysts and neoplasms, and deletion in the epithelia of the genital urinary tract leads to dysplasia and tumour formation. Kidney cysts display a reduced frequency of primary cilia and atypical cysts and neoplasms exhibit a pro‐proliferative signature including activation of mTORC1 and high expression of Myc, mimicking several cellular and molecular alterations seen in human ccRCC and its precursor lesions. As the majority of ccRCC is associated with functional inactivation of VHL, our findings suggest that for a subset of ccRCC, loss of p53 function represents a critical event in tumour development.

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch

Bibliographic citation
Combined mutation of Vhl and Trp53 causes renal cysts and tumours in mice ; volume:5 ; number:6 ; year:2013 ; pages:949-964 ; extent:16
EMBO molecular medicine / European Molecular Biology Organization ; 5, Heft 6 (2013), 949-964 (gesamt 16)

Creator
Albers, Joachim
Rajski, Michal
Schönenberger, Désirée
Harlander, Sabine
Schraml, Peter
von Teichman, Adriana
Georgiev, Strahil
Wild, Peter J.
Moch, Holger
Krek, Wilhelm
Frew, Ian J.

DOI
10.1002/emmm.201202231
URN
urn:nbn:de:101:1-2023020306565112085453
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
15.08.2025, 7:23 AM CEST

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Associated

  • Albers, Joachim
  • Rajski, Michal
  • Schönenberger, Désirée
  • Harlander, Sabine
  • Schraml, Peter
  • von Teichman, Adriana
  • Georgiev, Strahil
  • Wild, Peter J.
  • Moch, Holger
  • Krek, Wilhelm
  • Frew, Ian J.

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