Marine Microbial Bioactive Compounds in Drug Development
Summary
The vast diversity of marine microorganisms has yielded an extraordinary array of bioactive secondary metabolites with applications across antimicrobial, anticancer, anti‐inflammatory and other therapeutic areas. Spanning bacteria, fungi and microalgae, marine microbes inhabit complex ecological niches and have evolved unique biochemical pathways to produce polyketides, nonribosomal peptides, alkaloids, terpenes and other novel scaffolds. Advances in cultivation techniques, metagenomic sequencing and genome mining have revealed cryptic biosynthetic gene clusters, accelerating the discovery of new compounds. In tandem, innovations in mass spectrometry and NMR spectroscopy enable rapid structural elucidation and synthetic biology approaches facilitate scalable production of promising leads. Amidst rising antimicrobial resistance and a pressing need for novel chemotypes, marine microbial metabolites offer distinctive modes of action and chemical diversity not readily accessed from terrestrial sources. Collaborative efforts between microbiology, chemistry and pharmacology are thus critical for translating these natural products into drug candidates, driving preclinical evaluation and, in some cases, entry into early‐stage clinical trials. The global significance of this field is underscored by its potential to address unmet medical needs, from multidrug‐resistant infections to aggressive cancers, while fostering sustainable bioprospecting strategies and protecting marine biodiversity.
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Marine Microbial Bioactive Compounds in Drug Development publication trend
The graph below shows the total number of articles in marine microbial bioactive compounds in drug development across all publications each year (not limited to Nature Index journals).
Technical terms
Secondary metabolites: Small molecules produced by microorganisms that are not directly involved in growth but have bioactive properties.
Metagenomics: The study of genetic material recovered directly from environmental samples, enabling access to uncultured microbial genomes.
Polyketides: A class of natural products formed by the polymerisation of acyl‐CoA precursors, often with diverse biological activities.
Nonribosomal peptides: Peptides synthesised by multi‐enzyme complexes independent of ribosomes, frequently with antimicrobial or cytotoxic effects.
Biosynthetic gene cluster: A contiguous set of genes encoding enzymes for the production of a specific secondary metabolite.
References
- Study of marine microorganism metabolites: new resources for bioactive natural products. Frontiers in Microbiology (2024).
- Recent Advances in the Discovery and Development of Marine Microbial Natural Products. Marine Drugs (2013).
- Current Status and Future Prospects of Marine Natural Products (MNPs) as Antimicrobials. Marine Drugs (2017).
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