Chemicals and Drugs

Selenium Radioisotopes

Unstable isotopes of selenium that decay or disintegrate emitting radiation. Se atoms with atomic weights 70-73, 75, 79, 81, and 83-85 are radioactive selenium isotopes.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

Unstable isotopes of selenium that decay or disintegrate emitting radiation. Se atoms with atomic weights 70-73, 75, 79, 81, and 83-85 are radioactive selenium isotopes.

MeSH Record

Classification

Broader headings

Related Concepts

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See Also

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Synonyms

1 entry terms
  • Radioisotopes, Selenium

MeSH Record

Aspects Covered

19 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, analysis, blood, cerebrospinal fluid, chemistry, classification, economics, history, isolation & purification, metabolism, pharmacokinetics, pharmacology, poisoning, standards, supply & distribution, therapeutic use, toxicity, urine.

MeSH Record

Indexing Annotation

for routine use as tracer, use no qualifiers

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History Note

88

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Previous Indexing

  • Radioisotopes (1966-1987)
  • Selenium (1966-1987)

MeSH Hierarchy

Tree Number

  1. D01w.496w.749.780

AMA Style

References

  1. National Library of Medicine. Selenium Radioisotopes. Medical Subject Headings (MeSH). 2026. Unique ID D012644. http://id.nlm.nih.gov/mesh/2026/D012644
  2. Selenium Radioisotopes. In: Wikidata. https://www.wikidata.org/wiki/Q74814524