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Updated: Feb 23, 2026

Differentiated Mouse Adipocytes in Primary Culture: A Model of Insulin Resistance
Published on: February 17, 2023
Modulation of both Insulin Resistance and Cancer Growth by Inositol
Mariano Bizzarri1, Simona Dinicola2,3, Alessandra Cucina3,4
1Department of Experimental Medicine, Faculty of Medicine and Dentistry, Sapienza University of Rome, Rome. Italy.
Abstract:
Insulin resistance indicates a deregulated set of biochemical pathways and physiological functions involved in the pathogenesis of a number of diseases, including type 2 diabetes and cancer. Conversely, a number of synthetic and natural insulin sensitizers, including inositol, have been recognized to exert both anti-diabetic as well as anti-cancer properties. Inositol participates in insulin transduction signaling, and deregulated inositol metabolism has been ascertained in several conditions associated with insulin resistance. Two distinct inositolphosphoglycans released upon insulin stimulation act as insulin-mimetic by counteracting hyperinsulinemia, hyperglycemia and their metabolic complications. Additionally, inositol may directly interfere with both glucose metabolism and carcinogenesis by modulating a number of critical processes downstream of insulin stimulation, including anti-oxidant defenses, oxidative glucose metabolism and endocrine modulation. A selected cluster of biochemical factors (PI3K/Akt, PDH and AMPK-related pathways), that are presently considered putative targets for anticancer treatments, are also specifically modulated by inositol or its derivatives. What is more, studies on inositol mechanism of action paved the way in understanding that both insulin resistance and cancer share a few perturbed, critical biochemical pathways. Asides from the basic investigations, preliminary studies in vivo demonstrated the beneficial effect of inositol in fostering glucose homeostasis as well as in antagonizing cancer growth. Thereby, inositol fulfills the requirement to target both insulin resistance and cancer, and its clinical usefulness deserves to be adequately addressed by specific, randomized trials.
Insights
Inositol, a natural compound, shows promise in treating both insulin resistance and cancer by modulating key biochemical pathways. Further clinical trials are needed to confirm its therapeutic potential in managing these conditions.
Area of Science:
- Biochemistry
- Metabolic Diseases
- Oncology
Background:
- Insulin resistance is implicated in type 2 diabetes and cancer development.
- Inositol and its derivatives exhibit both anti-diabetic and anti-cancer effects.
- Dysregulated inositol metabolism is linked to insulin resistance.
Purpose of the Study:
- To explore the dual role of inositol in addressing insulin resistance and cancer.
- To elucidate the biochemical mechanisms underlying inositol's therapeutic actions.
- To evaluate the potential of inositol as a therapeutic agent for co-occurring metabolic and oncological conditions.
Main Methods:
- Review of biochemical pathways involved in insulin signaling and carcinogenesis.
- Analysis of inositol's modulation of key cellular processes (e.g., antioxidant defenses, glucose metabolism).
- Examination of inositol's impact on specific molecular targets (PI3K/Akt, PDH, AMPK-related pathways).
Main Results:
- Inositol acts as an insulin mimetic, counteracting hyperglycemia and hyperinsulinemia.
- Inositol modulates critical pathways shared by insulin resistance and cancer.
- In vivo studies indicate inositol's efficacy in improving glucose homeostasis and inhibiting cancer growth.
Conclusions:
- Inositol demonstrates potential as a dual-acting therapeutic agent for insulin resistance and cancer.
- Shared biochemical pathways provide a mechanistic basis for inositol's combined effects.
- Randomized clinical trials are warranted to validate inositol's clinical utility.
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