Organisms

Rhodophyta

Red algae whose color results from predominace of the red pigment (PHYCOERYTHRIN). However, if this pigment is destroyed, the algae can appear purple, brown, green, or yellow. Two important substances found in the cell walls of red algae are AGAR and CARRAGEENAN. Some rhodophyta are notable SEAWEED (macroalgae).

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

Red algae whose color results from predominace of the red pigment (PHYCOERYTHRIN). However, if this pigment is destroyed, the algae can appear purple, brown, green, or yellow. Two important substances found in the cell walls of red algae are AGAR and CARRAGEENAN. Some rhodophyta are notable SEAWEED (macroalgae).

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Synonyms

2 entry terms
  • Algae, Red
  • Red Algae

MeSH Record

Aspects Covered

20 allowable subheadings

Indexed with the subheadings adverse effects, anatomy & histology, chemistry, classification, cytology, drug effects, embryology, enzymology, genetics, growth & development, immunology, metabolism, microbiology, parasitology, physiology, poisoning, radiation effects, toxicity, ultrastructure, virology.

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Indexing Annotation

general or unspecified; prefer specifics

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History Note

2011 (1971)

MeSH Record

Previous Indexing

  • Algae (1966-1970)

MeSH Hierarchy

Tree Number

  1. B01w.715w

AMA Style

References

  1. National Library of Medicine. Rhodophyta. Medical Subject Headings (MeSH). 2026. Unique ID D000461. http://id.nlm.nih.gov/mesh/2026/D000461
  2. Rhodophyta. In: Wikipedia. https://en.wikipedia.org/wiki/Red_algae
  3. Rhodophyta. In: Wikidata. https://www.wikidata.org/wiki/Q103169