01
Telomere Biology
Investigated in cell-culture models of telomere maintenance and replicative ageing.
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Tissue & Repair Research
In stockTB-500
TB-500 is a synthetic fragment of thymosin beta-4 studied for its role in actin dynamics and cytoskeletal signaling pathways [1,2] .
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- Controlled handling
Specifications
Product & molecular data
Lot & handling
- SKU
- SR-2291
- Category
- Tissue & Repair Research
- Storage
- -20 °C, sealed, protected from light
- Availability
- In stock
Molecular
- Sequence
- Ac-Leu-Lys-Lys-Thr-Glu-Thr-Gln
- Molecular formula
- C37H63N9O14
- Molecular weight
- 889.98 g/mol
- CAS number
- 77591-33-4
- Storage conditions
- −20 °C sealed and desiccated, protected from light
- Format
- Lyophilized Vial
Analytics
Testing & quality
When a lot certificate is on file we report identity, purity, and appearance. We publish analytical data only — never dosing information or outcome claims.
01
RP-HPLC
Chromatographic purity against a qualified reference standard.
02
LC-MS / ESI-MS
Identity by observed versus theoretical molecular mass.
03
Karl Fischer / Loss on Drying
Residual moisture in lyophilized material.
04
Endotoxin & Bioburden
Contaminant screening on raw material and finished lots.
Research background
Published research context
Summary of the published literature this reference material is used in.
02
Gene Expression
Studied for reported effects on transcriptional regulation in experimental systems.
03
Senescence Models
Referenced in literature examining cellular senescence markers in vitro.
Actin Regulation Research
TB-500 is examined for its interaction with actin polymerization and cell motility pathways [1].
Tissue and Migration Models
Research models explore TB-500 in relation to cellular migration, structural organization, and repair signaling [2].
Fragment-Based Analysis
As a fragment, TB-500 supports targeted studies of thymosin beta-4 signaling domains [1].
Key Specs
- Peptide class: thymosin beta-4 fragment
- Research context: cytoskeletal and migration signaling
- References: PubChem, PubMed [1,2]
Referenced Citations
- PubChem, Thymosin Beta-4: https://pubchem.ncbi.nlm.nih.gov/compound/Thymosin-beta-4
- PubMed, Actin-binding peptides: https://pubmed.ncbi.nlm.nih.gov/14653741/
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