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Glutamine and cancer
1Department of Surgery, Massachusetts General Hospital, Harvard Medical School, Boston.
Annals of Surgery
|December 1, 1993
Summary
Cancer cells heavily consume glutamine, leading to host depletion. Supplementing nutrition with glutamine may benefit cancer patients by addressing this critical amino acid imbalance.
Area of Science:
- Biochemistry
- Oncology
- Nutrition Science
Background:
- Glutamine is the most abundant amino acid, vital for cell function.
- Tumor growth is intrinsically linked to glutamine metabolism.
- Cancerous states induce significant alterations in host glutamine metabolism.
Purpose of the Study:
- To highlight glutamine's role in tumor progression.
- To summarize metabolic shifts in cancer patients.
- To review glutamine's nutritional benefits in cancer.
Main Methods:
- Compilation and synthesis of existing research data.
- Review of in vivo and in vitro studies.
- Analysis of animal and human clinical trials.
Main Results:
- Tumors act as "glutamine traps," consuming large amounts.
- Progressive tumor growth leads to host glutamine depletion.
- Cytokine-mediated changes exacerbate glutamine dysregulation.
- Pharmacological doses of glutamine show potential benefits.
Conclusions:
- Understanding glutamine metabolism is key to cancer patient care.
- Improved nutritional strategies can be developed based on metabolic insights.
- Targeted nutritional support can enhance patient outcomes.