Chemicals and Drugs

Thymosin beta(4)

A thymosin that functions to regulate organization of the CYTOSKELETON. It binds to and sequesters ACTIN monomers to inhibit POLYMERIZATION and also inhibits CELL DIFFERENTIATION of some STEM CELLS.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A thymosin that functions to regulate organization of the CYTOSKELETON. It binds to and sequesters ACTIN monomers to inhibit POLYMERIZATION and also inhibits CELL DIFFERENTIATION of some STEM CELLS.

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

Synonyms

6 entry terms
  • Fx Peptide
  • Thymosin beta-4
  • Thymosin beta4
  • Tyb-4
  • 3,11,25,31,38-pentakis(de-N6-acetyl)-1,22,30,33-tetrakis(de-O3-phosphono)thymosin beta 4 (human)
  • Timbetasin

MeSH Record

Aspects Covered

29 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, agonists, analogs & derivatives, analysis, antagonists & inhibitors, biosynthesis, blood, cerebrospinal fluid, chemical synthesis, chemistry, classification, deficiency, economics, genetics, history, immunology, isolation & purification, metabolism, pharmacokinetics, pharmacology, physiology, poisoning, radiation effects, standards, supply & distribution, therapeutic use, toxicity, urine.

MeSH Record

History Note

2026 (1982)

MeSH Hierarchy

Tree Numbers

  1. D05.750w.078w.730.678w
  2. D06.472w.910.850w.001w
  3. D12.644w.548w.869w.001w
  4. D12.776w.220.525.678w
  5. D12.776w.922w.001w

AMA Style

References

  1. National Library of Medicine. Thymosin beta(4). Medical Subject Headings (MeSH). 2026. Unique ID D000099201. http://id.nlm.nih.gov/mesh/2026/D000099201
  2. Thymosin beta(4). In: Wikipedia. https://en.wikipedia.org/wiki/Thymosin_beta-4
  3. Thymosin beta(4). In: Wikidata. https://www.wikidata.org/wiki/Q7799643