Long Non-coding RNAs Involved in Metabolic Alterations in Breast and Prostate Cancers
Shuhei Kamada1,2, Toshihiko Takeiwa1, Kazuhiro Ikeda1
1Division of Systems Medicine and Gene Therapy, Saitama Medical University, Saitama, Japan.
Abstract:
Breast and prostate cancers are the most prevalent cancers in females and males, respectively. These cancers exhibit sex hormone dependence and thus, hormonal therapies are used to treat these cancers. However, acquired resistance to hormone therapies is a major clinical problem. In addition, certain portions of these cancers initially exhibit hormone-independence due to the absence of sex hormone receptors. Therefore, precise and profound understanding of the cancer pathophysiology is required to develop novel clinical strategies against breast and prostate cancers. Metabolic reprogramming is currently recognized as one of the hallmarks of cancer, as exemplified by the alteration of glucose metabolism, oxidative phosphorylation, and lipid metabolism. Dysregulation of metabolic enzymes and their regulators such as kinases, transcription factors, and other signaling molecules contributes to metabolic alteration in cancer. Moreover, accumulating lines of evidence reveal that long non-coding RNAs (lncRNAs) regulate cancer development and progression by modulating metabolism. Understanding the mechanism and function of lncRNAs associated with cancer-specific metabolic alteration will therefore provide new knowledge for cancer diagnosis and treatment. This review provides an overview of recent studies regarding the role of lncRNAs in metabolism in breast and prostate cancers, with a focus on both sex hormone-dependent and -independent pathways.
Insights
Long non-coding RNAs (lncRNAs) are key regulators of metabolism in hormone-dependent and -independent breast and prostate cancers. Understanding lncRNAs offers new avenues for cancer diagnosis and treatment strategies.
Area of Science:
- Oncology
- Molecular Biology
- Cancer Metabolism
Background:
- Breast and prostate cancers are prevalent, sex hormone-dependent malignancies.
- Hormonal therapies are standard treatments, but resistance and initial hormone-independence pose challenges.
- Understanding cancer pathophysiology is crucial for developing new therapeutic strategies.
Purpose of the Study:
- To review the role of long non-coding RNAs (lncRNAs) in cancer metabolism.
- To focus on lncRNAs involved in both sex hormone-dependent and -independent pathways in breast and prostate cancers.
- To highlight the potential of lncRNAs in cancer diagnosis and treatment.
Main Methods:
- Literature review of recent studies on lncRNAs, metabolism, and sex hormone-related cancers.
- Analysis of mechanisms by which lncRNAs modulate metabolic reprogramming.
- Focus on signaling pathways and regulators involved in cancer metabolism.
Main Results:
- Metabolic reprogramming, including alterations in glucose, oxidative phosphorylation, and lipid metabolism, is a hallmark of cancer.
- Dysregulation of metabolic enzymes and signaling molecules contributes to cancer-specific metabolic alterations.
- Long non-coding RNAs (lncRNAs) are increasingly recognized for their role in regulating cancer metabolism and progression.
Conclusions:
- lncRNAs play a significant role in the metabolic alterations observed in breast and prostate cancers.
- Targeting lncRNAs involved in cancer metabolism may offer novel therapeutic strategies.
- Further research into lncRNA-metabolism interactions is essential for advancing cancer treatment.
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