Pharmacological Effects of Astragalus Membranaceus in Health and Disease

Astragalus membranaceus, a cornerstone of traditional Chinese medicine, exerts a broad array of pharmacological effects spanning immunomodulation, antioxidant defence, anti-inflammatory action and regulation of cellular signalling. Its principal bioactive constituents—polysaccharides, flavonoids and saponins (notably astragaloside IV)—interact with key molecular pathways to maintain homeostasis and counteract pathological processes. Preclinical studies reveal that these compounds enhance innate and adaptive immunity, suppress pro-inflammatory mediators via NF-κB inhibition and activate antioxidant responses through Nrf2. Cancer models demonstrate induction of apoptosis and cell-cycle arrest via PI3K/Akt/mTOR and MAPK modulation, while cardiovascular research highlights protection against hypertrophy and improved energy metabolism through NF-κB/PGC-1α signalling. Metabolic investigations indicate glycaemic control and lipid-lowering effects linked to anti-inflammatory actions in adipose tissue. Collectively, these findings suggest therapeutic potential in oncology, metabolic syndrome, cardiovascular disease and ageing. Challenges remain in standardising extracts, optimising dosing and validating efficacy in large-scale clinical trials, yet the global significance of A. membranaceus as a nutraceutical and adjuvant therapy continues to grow.

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Pharmacological Effects of Astragalus Membranaceus in Health and Disease publication trend

The graph below shows the total number of articles in pharmacological effects of astragalus membranaceus in health and disease across all publications each year (not limited to Nature Index journals).

Technical terms

Astragaloside IV: Major saponin constituent with immunoregulatory and anti-inflammatory properties.

NF-κB: Transcription factor central to the expression of pro-inflammatory genes.

Nrf2: Transcription factor that induces antioxidant and cytoprotective enzymes.

PI3K/Akt/mTOR pathway: Intracellular signalling cascade regulating cell growth, proliferation and survival.

Reactive oxygen species (ROS): Oxygen-derived molecules that, in excess, cause oxidative damage.

Apoptosis: Programmed cell death mechanism essential for eliminating damaged cells.

Immunomodulation: Modification of immune response intensity or specificity.

References

1. The potential molecular pathways of Astragaloside-IV in colorectal cancer: A systematic review. Biomedicine & Pharmacotherapy (2023).
2. Anti-Aging Implications of Astragalus Membranaceus (Huangqi): A Well-Known Chinese Tonic. Aging and Disease (2017).
3. A Systematic Review of Phytochemistry, Pharmacology and Pharmacokinetics on Astragali Radix: Implications for Astragali Radix as a Personalized Medicine. International Journal of Molecular Sciences (2019).
4. Extract from Astragalus membranaceus inhibit breast cancer cells proliferation via PI3K/AKT/mTOR signaling pathway. BMC Complementary Medicine and Therapies (2018).
5. Astragaloside IV Inhibits NF‐κB Activation and Inflammatory Gene Expression in LPS‐Treated Mice. Mediators of Inflammation (2015).
6. Astragalus membranaceus Extract Attenuates Inflammation and Oxidative Stress in Intestinal Epithelial Cells via NF-κB Activation and Nrf2 Response. International Journal of Molecular Sciences (2018).
7. Evaluation of the Pharmaceutical Properties and Value of Astragali Radix. Medicines (2018).
8. Astragaloside IV Protects against Isoproterenol-Induced Cardiac Hypertrophy by Regulating NF-κB/PGC-1α Signaling Mediated Energy Biosynthesis. PLOS ONE (2015).
9. The effective fraction isolated from Radix Astragali alleviates glucose intolerance, insulin resistance and hypertriglyceridemia in db/db diabetic mice through its anti-inflammatory activity. Nutrition & Metabolism (2010).