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DNA Tumor Viruses and Cell Metabolism
Muhammad Mushtaq1, Suhas Darekar1, Elena Kashuba2
1Department of Microbiology, Tumor and Cell Biology (MTC), Karolinska Institute, 17177 Stockholm, Sweden.
Oxidative Medicine and Cellular Longevity
|April 2, 2016
Summary
DNA viruses significantly impact cancer development by altering host cell glucose metabolism. These viruses promote aerobic glycolysis, supporting tumor growth and metastasis.
Area of Science:
- Oncology
- Virology
- Metabolic Research
Background:
- Approximately 20% of human cancers are linked to infectious agents.
- Viral infections can induce cellular transformation, contributing to cancer development.
- Cancer cells exhibit metabolic reprogramming to support survival and proliferation.
Purpose of the Study:
- To review how DNA viruses alter glucose metabolism in virus-transformed cells.
- To elucidate the role of viral proteins in metabolic changes during oncogenesis.
Main Methods:
- Literature review focusing on DNA virus-induced alterations in cellular metabolism.
- Analysis of mechanisms by which viral genes and proteins affect glucose uptake and glycolysis.
Main Results:
- DNA viruses induce enhanced aerobic glycolysis (Warburg effect) in transformed cells.
- Viral proteins promote increased glucose uptake to fuel rapid cell proliferation.
- Viral manipulation of metabolism contributes to tumor microenvironment modulation and metastasis.
Conclusions:
- DNA viruses actively reprogram host cell glucose metabolism to promote cancer progression.
- Targeting virus-induced metabolic alterations presents a potential therapeutic strategy for virus-associated cancers.
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