Withania Somnifera Applications in Oncology and Inflammation

Withania somnifera, commonly known as Ashwagandha, is a medicinal herb long revered in Ayurvedic practice and increasingly studied for its bioactive steroidal lactones, the withanolides. Among these, withaferin A has emerged as a potent modulator of multiple cellular pathways relevant to both cancer and inflammatory disorders. Preclinical studies demonstrate that withaferin A induces apoptosis and cell-cycle arrest in diverse tumour models, interferes with oncogenic signalling networks such as the hedgehog pathway, and sensitises resistant cancer cells to established chemotherapeutics. Concurrently, the herb’s extracts inhibit pro-inflammatory transcription factors, notably NF-κB, and attenuate cytokine production in immune and epithelial cells. Antiangiogenic effects, redox modulation via reactive oxygen species and covalent interaction with cytoskeletal proteins further underpin its multimodal action. These properties support the development of Withania somnifera derivatives as adjuvant agents in integrative oncology, with potential to enhance efficacy, reduce chemotoxicity and mitigate chronic inflammation driving tumour progression. Clinical translation remains at an early stage, with standardisation of extract composition and rigorous safety evaluation required to ensure reproducible outcomes across diverse patient populations.

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Withania Somnifera Applications in Oncology and Inflammation publication trend

The graph below shows the total number of articles in withania somnifera applications in oncology and inflammation across all publications each year (not limited to Nature Index journals).

Technical terms

Withanolides: A class of C28-steroidal lactone triterpenoids derived from Withania somnifera, responsible for most bioactivities.

Withaferin A: A principal withanolide exhibiting anticancer and anti-inflammatory actions through multiple molecular targets.

Apoptosis: Programmed cell death involving caspase activation and DNA fragmentation, crucial for eliminating malignant cells.

NF-κB (Nuclear Factor kappa B): A transcription factor central to immune and inflammatory responses, often dysregulated in cancer.

Reactive Oxygen Species (ROS): Chemically reactive molecules containing oxygen that can induce cell signalling or oxidative damage.

Network Pharmacology: A computational approach to map interactions between drugs, targets and disease pathways on a systems level.

References

1. Integrating network pharmacology and in silico analysis deciphers Withaferin-A’s anti-breast cancer potential via hedgehog pathway and target network interplay. Briefings in Bioinformatics (2024).
2. Withaferin-A—A Natural Anticancer Agent with Pleitropic Mechanisms of Action. International Journal of Molecular Sciences (2016).
3. Withania Somnifera (Ashwagandha) and Withaferin A: Potential in Integrative Oncology. International Journal of Molecular Sciences (2019).
4. Steroidal Lactones from Withania somnifera, an Ancient Plant for Novel Medicine. Molecules (2009).
5. An Overview on Ashwagandha: A Rasayana (Rejuvenator) of Ayurveda. African Journal of Traditional Complementary and Alternative Medicines (2011).
6. Withaferin A-Induced Apoptosis in Human Breast Cancer Cells Is Mediated by Reactive Oxygen Species. PLOS ONE (2011).
7. Withaferin A Strongly Elicits IκB Kinase β Hyperphosphorylation Concomitant with Potent Inhibition of Its Kinase Activity*. Journal of Biological Chemistry (2006).
8. Growth Arrest by the Antitumor Steroidal Lactone Withaferin A in Human Breast Cancer Cells Is Associated with Down-regulation and Covalent Binding at Cysteine 303 of β-Tubulin* * This work was supported, in whole or in part, by National Institutes of Health Grants R01 CA142604-04 and R01 CA129347-07 from NCI (to S. V. S.) and by the Intramural Research Program of the Center for Cancer Research, NCI, National Institutes of Health (to X. J.). The work performed in the University of Pittsburgh Cancer Institute Flow Cytometry Facility and Cancer Biomarkers Facility was supported in part by National Institutes of Health Cancer Center Support Grant P30CA047904 from NCI.. Journal of Biological Chemistry (2013).
9. An investigation into the stress-relieving and pharmacological actions of an ashwagandha (Withania somnifera) extract. Medicine (2019).