pathogenic

Capable of infection

Pathogenic means capable of causing disease.

The term applies to microorganisms—bacteria, viruses, fungi, parasites—that can infect a host and produce illness: pathogenic bacteria in contaminated water, a highly pathogenic strain of influenza.

In broader use, pathogenic can describe any agent or condition that produces disease or dysfunction.

transmission

contagious

Transmissible between people

spreadable · airborne · droplet · vector · carrier · reservoir · zoonotic · contamination · incubation · exposure

harm

virulence

Capacity to cause disease

  • toxinBiological-origin harm agent
  • infectionPathogen invasion causing illness
  • diseaseDisorder impairing normal function

morbidity · mortality · invasion · colonization · inflammation · septicemia · necrosis · opportunistic · superbug · biofilm

viral

influenza

Acute viral respiratory infection

retrovirus · adenovirus · parvovirus · poliovirus · norovirus · rotavirus · rabies · dengue · measles · mumps

immunity

antibodies

Proteins targeting pathogens

T-cells · B-cells · lymphocytes · macrophage · phagocytosis · cytokines · interferon · immunoglobulin · innate · adaptive

bacterial

streptococcus

Spherical bacteria in chains

listeria · pseudomonas · vibrio · bacillus · chlamydia · spirochete · endotoxin · exotoxin · sepsis

parasitic

protozoa

Single-celled eukaryotic organisms

cryptosporidium · toxoplasma · hookworm · tapeworm · roundworm · malaria · amoeba · vector-borne · host · lifecycle

fungal

aspergillus

Genus of filamentous fungi

spores · hyphae · yeast · mold · mycotoxins · antifungal · opportunistic

Categories
Opposites
disease causation

pathogenicavirulent

Incapable of producing disease

harmless · benign · innocuous · non-infectious · commensal

health effect

pathogenichealthful

Promoting physical wellbeing

beneficial · probiotic · therapeutic · salutary · healing

Phrases
Family

pathogen, pathogens, pathogenesis

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Used worldwide · Timeless · Negative · Rated G