Phenomena and Processes

Virulence

The degree of pathogenicity within a group or species of microorganisms or viruses as indicated by case fatality rates and/or the ability of the organism to invade the tissues of the host. The pathogenic capacity of an organism is determined by its VIRULENCE FACTORS.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

The degree of pathogenicity within a group or species of microorganisms or viruses as indicated by case fatality rates and/or the ability of the organism to invade the tissues of the host. The pathogenic capacity of an organism is determined by its VIRULENCE FACTORS.

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Classification

Broader headings

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See Also

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Synonyms

1 entry terms
  • Pathogenicity

MeSH Record

Aspects Covered

6 allowable subheadings

Indexed with the subheadings drug effects, ethics, genetics, immunology, physiology, radiation effects.

MeSH Record

Indexing Annotation

coord NIM with micro-organism or parasite /pathogen (IM)

MeSH Record

History Note

66(65)

MeSH Hierarchy

Tree Number

  1. G06.930w

AMA Style

References

  1. National Library of Medicine. Virulence. Medical Subject Headings (MeSH). 2026. Unique ID D014774. http://id.nlm.nih.gov/mesh/2026/D014774
  2. Virulence. In: Wikipedia. https://en.wikipedia.org/wiki/Virulence
  3. Virulence. In: Wikidata. https://www.wikidata.org/wiki/Q1460232