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Related Experiment Video

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Translational Orthotopic Models of Glioblastoma Multiforme
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Cripto-1 expression in glioblastoma multiforme.

Linda Pilgaard1, Joachim Høg Mortensen, Michael Henriksen

  • 1Laboratory of Cancer Biology, Biomedicine Group, Department of Health Science and Technology, Aalborg University, Aalborg, Denmark.

Brain Pathology (Zurich, Switzerland)
|February 14, 2014
PubMed
Summary
This summary is machine-generated.

Cripto-1 (CR-1) protein levels in blood plasma correlate with shorter survival in glioblastoma multiforme (GBM) patients. CR-1 is present in GBM tissue, suggesting it could be a prognostic biomarker and therapeutic target for this aggressive brain cancer.

Keywords:
CR-1endothelial proliferationglioblastoma multiformemicrovasculatureplasma biomarkertumor niche

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Area of Science:

  • Neuro-oncology
  • Cancer Biology
  • Molecular Diagnostics

Background:

  • Human glioblastoma multiforme (GBM) is a highly aggressive brain cancer with a poor prognosis.
  • Cripto-1 (CR-1) is crucial in embryogenesis and its re-expression in adult tissues is linked to malignant progression in non-neuronal cancers.
  • CR-1 dysregulation is implicated in GBM, yet its expression in cerebral tumors remains undescribed.

Purpose of the Study:

  • To investigate the expression and potential role of Cripto-1 (CR-1) in human glioblastoma multiforme (GBM).
  • To determine if CR-1 expression correlates with patient survival and tumor characteristics in GBM.
  • To evaluate CR-1 as a potential prognostic biomarker and therapeutic target for GBM.

Main Methods:

  • Analysis of CR-1 protein levels in blood plasma and GBM tissue using ELISA and Western blotting.
  • Assessment of CR-1 gene expression via polymerase chain reaction (PCR).
  • Immunohistochemical localization of CR-1 within GBM tissue samples from 28 GBM and 4 low-grade glioma patients.

Main Results:

  • Elevated CR-1 protein levels in blood plasma significantly correlated with shorter overall survival in GBM patients.
  • CR-1 protein was identified in various GBM tissue areas, including perivascular tumor cells and endothelial cells.
  • CR-1 expression was observed in GBM tissue, distinguishing it from its typical absence in healthy adult brain tissue.

Conclusions:

  • CR-1 is expressed in human glioblastoma multiforme and its presence in plasma is associated with poor prognosis.
  • CR-1 represents a potential prognostic biomarker for GBM, offering insights into disease progression.
  • The findings suggest CR-1 as a potential therapeutic target for glioblastoma multiforme treatment.