Nitidine Chloride Applications in Cancer Therapeutics

Nitidine chloride is a natural benzophenanthridine alkaloid chiefly extracted from the roots of Zanthoxylum nitidum. It has garnered attention for its broad antitumour properties, including inhibition of cell proliferation, induction of apoptosis and cell cycle arrest, suppression of migration, invasion and metastatic spread, and interference with tumour angiogenesis. Mechanistically, nitidine chloride exerts multi-target actions by modulating key intracellular signalling cascades such as STAT3, Akt/mTOR and mTORC2, as well as influencing proto-oncogene networks (for example c-Myc and associated microRNAs) and DNA damage response kinases. Its capacity to sensitise malignant cells to standard chemotherapeutics and to overcome drug resistance further underscores its potential as an adjuvant or stand-alone agent. Despite promising in vitro and in vivo findings, clinical translation remains constrained by poor solubility, limited bioavailability and organ-specific toxicities. Advances in drug delivery—such as nanoparticle, microsphere and nanomicelle formulations—are under active investigation to optimise pharmacokinetics, enhance tumour targeting and mitigate off-target effects.

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Nitidine Chloride Applications in Cancer Therapeutics publication trend

The graph below shows the total number of articles in nitidine chloride applications in cancer therapeutics across all publications each year (not limited to Nature Index journals).

Technical terms

Apoptosis: Programmed cell death involving characteristic morphological and biochemical changes, essential for removal of damaged or unneeded cells.

Autophagy: A regulated process whereby cells degrade and recycle cytoplasmic components through lysosomal pathways, often activated under stress.

mTOR (mechanistic target of rapamycin): A serine/threonine kinase that integrates growth signals to regulate cell growth, proliferation and survival.

STAT3 (signal transducer and activator of transcription 3): A transcription factor that promotes oncogenic processes, including proliferation, survival and immune evasion, when aberrantly activated.

Bax/Bcl-2 ratio: A measure of pro-apoptotic (Bax) versus anti-apoptotic (Bcl-2) protein levels that dictates mitochondrial membrane permeabilisation and cell fate.

Caspases: A family of cysteine proteases that execute apoptosis by cleaving vital cellular substrates once activated.

References

1. Nitidine chloride, a benzophenanthridine alkaloid from Zanthoxylum nitidum (Roxb.) DC., exerts multiple beneficial properties, especially in tumors and inflammation-related diseases. Frontiers in Pharmacology (2022).
2. Antitumor functions and mechanisms of nitidine chloride in human cancers. Journal of Cancer (2020).
3. Novel Agent Nitidine Chloride Induces Erythroid Differentiation and Apoptosis in CML Cells through c-Myc-miRNAs Axis. PLOS ONE (2015).
4. A new insight into the apoptotic effect of nitidine chloride targeting Checkpoint kinase 2 in human cervical cancer in vitro. Journal of Clinical Biochemistry and Nutrition (2019).
5. Nitidine Chloride Triggers Autophagy and Apoptosis of Ovarian Cancer Cells through Akt/mTOR Signaling Pathway. Current Pharmaceutical Design (2023).
6. Nitidine Chloride Inhibits Proliferation and Induces Mitochondrial-Mediated Apoptosis of Human Melanoma A375 and A2058 Cells In Vitro. Biology Bulletin (2024).