Organisms

Bacillota

A phylum of predominantly GRAM-POSITIVE BACTERIA that includes the orders Bacillales and EUBACTERIALES. BACILLOTA and BACTEROIDETES are the two bacterial phyla that constitute the majority of the human gut MICROBIOTA.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A phylum of predominantly GRAM-POSITIVE BACTERIA that includes the orders Bacillales and EUBACTERIALES. BACILLOTA and BACTEROIDETES are the two bacterial phyla that constitute the majority of the human gut MICROBIOTA.

MeSH Record

Classification

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MeSH Record

Synonyms

3 entry terms
  • Clostridial Firmicutes
  • Firmicuteota
  • Firmicutes

MeSH Record

Aspects Covered

15 allowable subheadings

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

MeSH Record

History Note

2026(2016)

MeSH Record

Previous Indexing

  • Gram-Positive Bacteria (2004-2015)

MeSH Hierarchy

Tree Number

  1. B03w.353w

AMA Style

References

  1. National Library of Medicine. Bacillota. Medical Subject Headings (MeSH). 2026. Unique ID D000068536. http://id.nlm.nih.gov/mesh/2026/D000068536
  2. Bacillota. In: Wikipedia. https://en.wikipedia.org/wiki/Firmicutes
  3. Bacillota. In: Wikidata. https://www.wikidata.org/wiki/Q149075