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Nutrient regulation of cell cycle progression
Brenda L Bohnsack1, Karen K Hirschi
1Children's Nutrition Research Center, Baylor College of Medicine, One Baylor Plaza, Houston, Texas 77030, USA. brenda.bohnsack@bcm.tmc.edu
Annual Review of Nutrition
|June 11, 2004
Summary
Specific nutrients like vitamin A, D, iron, folic acid, B12, zinc, and glucose are crucial for controlling cell replication. Understanding their roles offers new therapeutic strategies for diseases like cancer.
Area of Science:
- Biochemistry
- Cell Biology
- Nutritional Science
Background:
- Cell replication is a fundamental biological process tightly regulated in healthy tissues.
- Aberrant cell replication is a hallmark of diseases, including tumorigenesis.
- Cell cycle progression involves distinct phases (G1, S, G2, M) with critical checkpoints.
Purpose of the Study:
- To review the roles of specific nutrients in regulating cell cycle progression.
- To explore how nutrients modulate protein function and energy production for cell replication.
- To discuss the therapeutic potential of nutrient-based strategies for controlling aberrant cell growth.
Main Methods:
- Literature review focusing on the mechanisms of nutrient action on cell cycle control.
- Analysis of the impact of vitamins A, D, iron, folic acid, B12, zinc, and glucose on cell cycle phases.
- Examination of how nutrient-mediated cell cycle modulation can be applied to disease treatment.
Main Results:
- Specific nutrients significantly influence cell cycle progression by providing energy or regulating key proteins.
- Nutrient deficiencies or excesses can disrupt cell cycle checkpoints, contributing to disease.
- Mechanistic insights reveal how vitamins and minerals impact DNA synthesis, cell growth, and mitosis.
Conclusions:
- Nutrients are critical regulators of cell cycle progression and play a vital role in maintaining tissue homeostasis.
- Dysregulation of nutrient metabolism and availability is linked to uncontrolled cell proliferation in pathologies.
- Targeting nutrient pathways presents a promising avenue for developing novel therapeutic interventions against diseases characterized by aberrant cell growth.