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HIF-1-regulated glucose metabolism in the control of apoptosis signaling

Simone Fulda1

  • 1a University Children's Hospital, Eythstr. 24, D-89075 Ulm, Germany. simone.fulda@uniklinik-ulm.de.

Expert Review of Endocrinology & Metabolism
|February 14, 2019
PubMed

Insights

Cancer cells resist treatment partly due to hypoxia, a low-oxygen state. Targeting Hypoxia-inducible factor (HIF)-1 and its related genes may overcome this resistance and improve cancer therapies.

Area of Science:

  • Oncology
  • Molecular Biology
  • Cancer Research

Background:

  • Cancer treatment resistance is a significant clinical challenge.
  • Hypoxia, a hallmark of solid tumors, is linked to poor patient prognosis.
  • Hypoxia induces adaptive cellular changes that promote cancer cell survival and inhibit cell death.

Purpose of the Study:

  • To investigate the role of Hypoxia-inducible factor (HIF)-1 in mediating cancer cell adaptation to hypoxic conditions.
  • To explore HIF-1's contribution to tumor growth through the regulation of energy metabolism genes.
  • To identify HIF-1 and hypoxia-inducible genes as potential targets for novel cancer therapies.

Main Methods:

  • Analysis of molecular pathways involved in cancer resistance.
  • Investigation of cellular responses under hypoxic conditions.
  • Focus on the role of Hypoxia-inducible factor (HIF)-1 signaling.

Main Results:

  • Hypoxia-inducible factor (HIF)-1 is identified as a key transcription factor in cancer cell adaptation to hypoxia.
  • HIF-1 activation promotes tumor growth by upregulating genes involved in cellular energy metabolism.
  • Hypoxia-inducible genes play a crucial role in cancer cell survival under low-oxygen stress.

Conclusions:

  • Hypoxia-inducible factor (HIF)-1 is a critical mediator of cancer cell adaptation and survival in hypoxic tumors.
  • Targeting HIF-1 and its downstream genes offers a promising strategy for overcoming treatment resistance.
  • These molecular targets may lead to new therapeutic options for various malignancies.
Keywords:
HIF-1αapoptosiscancerglucose metabolismhypoxia

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