Marine Natural Products and Bioactive Alkaloid Development
Summary
Marine ecosystems have yielded an extraordinary array of natural products, among which alkaloids represent a particularly rich and versatile class of bioactive compounds. These nitrogen-containing molecules are biosynthesised by sponges, algae, microorganisms and other marine organisms, frequently serving as chemical defences or signalling agents. Advances in analytical techniques, genome mining and synthetic chemistry have accelerated the discovery and derivation of novel alkaloid scaffolds. Contemporary research emphasises the chemodiversity of alkaloid frameworks, the elucidation of biosynthetic pathways and the development of efficient synthetic routes that enable scalable production. Such efforts have underpinned the translation of marine alkaloids into therapeutic candidates targeting inflammation, infection, cancer and neglected tropical diseases. Integration of ecological insights with medicinal chemistry continues to foster sustainable bioprospecting and inspire the design of analogue libraries with optimised pharmacological profiles. The global significance of this field is underscored by the urgent need for new antimicrobial and anticancer agents, driving collaborations across marine biology, organic synthesis and drug discovery.
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Marine Natural Products and Bioactive Alkaloid Development publication trend
The graph below shows the total number of articles in marine natural products and bioactive alkaloid development across all publications each year (not limited to Nature Index journals).
Technical terms
Alkaloid: A naturally occurring organic compound containing basic nitrogen atoms, often exhibiting potent biological activities.
Pharmacophore: The ensemble of steric and electronic features in a molecule necessary to ensure optimal interactions with a specific biological target.
Scaffold: The core molecular framework upon which structural modifications are made to optimise bioactivity and pharmacokinetic properties.
Chemodiversity: The variety and complexity of chemical structures produced by living organisms, reflecting evolutionary adaptation.
Total synthesis: The complete chemical construction of complex natural products from simple precursors in the laboratory.
Biosynthesis: The enzymatically controlled assembly of complex molecules within organisms from simple metabolic building blocks.
References
- Current Status of Indole-Derived Marine Natural Products: Synthetic Approaches and Therapeutic Applications. Marine Drugs (2024).
- Indonesian marine and its medicinal contribution. Natural Products and Bioprospecting (2023).
- Metabolites and Bioactivity of the Marine Xestospongia Sponges (Porifera, Demospongiae, Haplosclerida) of Southeast Asian Waters. Biomolecules (2023).
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