Organisms

Lactococcus

A genus of gram-positive, coccoid bacteria mainly isolated from milk and milk products. These bacteria are also found in plants and nonsterile frozen and dry foods. Previously thought to be a member of the genus STREPTOCOCCUS (group N), it is now recognized as a separate genus.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A genus of gram-positive, coccoid bacteria mainly isolated from milk and milk products. These bacteria are also found in plants and nonsterile frozen and dry foods. Previously thought to be a member of the genus STREPTOCOCCUS (group N), it is now recognized as a separate genus.

MeSH Record

Classification

Broader headings

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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

Indexing Annotation

usually non-pathogenic; in milk & milk products

MeSH Record

History Note

92

MeSH Record

Previous Indexing

  • Gram-Positive Bacteria (1988)
  • Streptococcus (1988-1991)

MeSH Hierarchy

Tree Numbers

  1. B03w.353w.750w.737w.500w
  2. B03w.510w.400.800w.500w
  3. B03w.510w.550w.737w.500w

AMA Style

References

  1. National Library of Medicine. Lactococcus. Medical Subject Headings (MeSH). 2026. Unique ID D017045. http://id.nlm.nih.gov/mesh/2026/D017045
  2. Lactococcus. In: Wikipedia. https://en.wikipedia.org/wiki/Lactococcus
  3. Lactococcus. In: Wikidata. https://www.wikidata.org/wiki/Q134274