Related Experiment Videos
Oncogenic alterations of metabolism
1Dept of Medicine, Johns Hopkins University School of Medicine, Baltimore, MD 21205, USA. cvdang@welchlink.welch.jhu.edu
Trends in Biochemical Sciences
|March 31, 1999
Summary
Cancer cells exhibit altered metabolism, including high glucose uptake and glycolysis, which aids survival and invasion. Genetic changes driving tumor development impact glycolysis, hypoxia response, and blood vessel formation.
Area of Science:
- Biochemistry
- Molecular Biology
- Oncology
Background:
- Tumors exhibit distinct metabolic profiles, including elevated glucose uptake and glycolysis, known for over 70 years.
- These metabolic alterations, while not the root cause of cancer, provide a survival and invasion advantage to various cancer types.
Purpose of the Study:
- To explore the link between genetic alterations in cancer development and key metabolic pathways.
- To understand how molecular changes influence glycolysis, hypoxia response, and tumor angiogenesis.
Main Methods:
- Classical biochemical analysis of tumor metabolism.
- Modern molecular studies investigating genetic alterations in cancer.
- Examination of cellular glycolysis and response to hypoxia.
Main Results:
- Confirmed altered metabolic profiles in tumors, characterized by high glucose uptake and glycolysis.
- Identified direct impacts of genetic alterations on glycolysis, cellular hypoxia response, and tumor angiogenesis.
Conclusions:
- Metabolic reprogramming, particularly in glycolysis, is a common hallmark conferring advantages for cancer cell survival and invasion.
- Molecular and genetic studies are revealing the intricate connections between cancer-causing mutations and metabolic pathways crucial for tumor progression.