Organisms

Parabasalidea

A group (or phylum) of flagellated, anaerobic EUKARYOTES that are endosymbionts of animals. They lack mitochondria but contain small energy-producing hydrogenosomes. The group is comprised of two major classes: HYPERMASTIGIA and TRICHOMONADIDA.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A group (or phylum) of flagellated, anaerobic EUKARYOTES that are endosymbionts of animals. They lack mitochondria but contain small energy-producing hydrogenosomes. The group is comprised of two major classes: HYPERMASTIGIA and TRICHOMONADIDA.

MeSH Record

Classification

Broader headings

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MeSH Record

Synonyms

3 entry terms
  • Parabasalia
  • Parabasalids
  • Parabasalid

MeSH Record

Aspects Covered

17 allowable subheadings

Indexed with the subheadings chemistry, classification, cytology, drug effects, enzymology, genetics, growth & development, immunology, isolation & purification, metabolism, microbiology, parasitology, pathogenicity, physiology, radiation effects, ultrastructure, virology.

MeSH Record

Indexing Annotation

infection; coordinate IM with PROTOZOAN INFECTIONS (IM); coordinate with specific protozoan terms (ANTIGENS, PROTOZOAN, etc) if pertinent

MeSH Record

History Note

2010

MeSH Hierarchy

Tree Number

  1. B01w.630w

MeSH Record

NLM Classification

QW 250

AMA Style

References

  1. National Library of Medicine. Parabasalidea. Medical Subject Headings (MeSH). 2026. Unique ID D056900. http://id.nlm.nih.gov/mesh/2026/D056900
  2. Parabasalidea. In: Wikipedia. https://en.wikipedia.org/wiki/Parabasalid
  3. Parabasalidea. In: Wikidata. https://www.wikidata.org/wiki/Q134585