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Roles of Marine Microbial Natural Products.

Peter Bing Svendsen1, Lauge Alfastsen1, Lone Gram1

  • 1Center for Microbial Secondary Metabolites, Department of Biotechnology and Biomedicine, Technical University of Denmark, Kongens Lyngby, Denmark;

Annual Review of Microbiology
|August 5, 2025
PubMed
Summary
This summary is machine-generated.

Marine microbes produce natural products with diverse ecological roles beyond antimicrobial functions. This review explores their impact on ocean processes, organisms, and microbiomes, highlighting future research directions.

Keywords:
ecological rolesmarine microorganismsmicrobiomesnatural productssecondary metabolites

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Area of Science:

  • Marine microbiology
  • Natural product chemistry
  • Ecology

Background:

  • Marine microorganisms synthesize a vast array of natural products (secondary metabolites) over evolutionary timescales.
  • While recognized for therapeutic potential, the ecological functions of these compounds are increasingly investigated.
  • Understanding these roles is crucial for marine ecosystem and biotechnology research.

Purpose of the Study:

  • To review recent advances in understanding the ecological functions of marine microbial natural products.
  • To summarize their involvement in oceanic biological, ecological, and biogeochemical processes.
  • To discuss their impact on producing organisms and microbiome dynamics.

Main Methods:

  • Literature review of recent scientific advances.
  • Synthesis of findings on known and emerging ecological roles.
  • Discussion of challenges and opportunities in the field.

Main Results:

  • Marine microbial natural products play significant roles in biological, ecological, and biogeochemical processes.
  • These compounds can profoundly influence the producing organism's fitness and survival.
  • The presence of natural product producers impacts marine microbiome composition and function.

Conclusions:

  • Marine microbial natural products have diverse ecological roles beyond antimicrobial activity.
  • Further research, aided by new technologies, is needed to fully elucidate these functions.
  • Understanding these roles offers insights into marine ecosystems and potential biotechnological applications.