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Thymosin Alpha-1

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Thymosin Alpha-1 (TA-1) is a naturally occurring peptide derived from the thymus gland. It plays a key role in regulating immune function and is extensively studied in rescarch models for its immunomodulatory and antiviral properties.

It is widely used in studies exploring immune regulation, T-cell activation, cytokine balance, and viral research.

Thymosin Alpha-1 is a valuable research peptide in studies focused on immune function, viral defense mechanisms, and immunological regulation.

Thymosin Alpha-1 (thymalfasin) is a 28-mer peptide used in RUO systems to model innate/adaptive signaling, redox status, and transcriptional responses to cellular stress. Common readouts include NF-κB/IRF axis changes, antioxidant pathway markers, and cytokine-linked transcription. Not intended for diagnostic or therapeutic use.

  • Innate/adaptive signaling proxies in vitro
  • Antioxidant and redox-linked pathway profiling
  • Time-course transcriptional mapping

Thymosin Alpha-1 | Molecular Identity & Composition

Name Thymosin Alpha-1
Synonyms Thymalfasin; Zadaxin; Tα1
Sequence Ac-Ser-Asp-Ala-Ala-Val-Asp-Thr-Ser-Ser-Glu-Ile-Thr-Thr-Lys-Asp-Leu-Lys-Glu-Lys-Lys-Glu-Val-Val-Glu-Glu-Ala-Glu-Asn-OH
Molecular Formula C129H215N33O55
Molecular Weight ~3108.3 g/mol
CAS Number 62304-98-7
Appearance White to off-white lyophilized powder
Solubility Soluble in sterile water or bacteriostatic water
Purity ≥99% (HPLC)
Storage Guidelines • Lyophilized: ≤0°F (–18°C), dry, protected from light
• Reconstituted: 36–46°F (2–8°C); avoid repeat freeze–thaw
• Long-Term: Keep dry and frozen until use


Ellixon Bio Quality Advantage
  • Purity & Identity: ≥99% | HPLC & MS validated
  • Endotoxin & Sterility: <0.05 EU/mg | Third-party verified
  • Stability & Process: Controlled nucleation lyophilization | Stability-focused procedures
  • Formulation & QA: PhD-Formulated | GMP / ISO-Aligned manufacturing
  • Packaging: Luxe Fridge-Ready Box

Category Overview | Antioxidant & Cellular Signaling

Antioxidant & signaling peptides are used in RUO models to examine redox balance and messenger pathways that govern stress responses. Researchers evaluate ROS markers, antioxidant gene programs, and cross-talk with transcription factors to map adaptive responses.

Exciting Areas of Study

  • Redox markers and antioxidant transcription
  • Stress-induced signal integration in vitro
  • Cross-talk with immune signaling proxies
  • Time-course mapping of antioxidant responses
  • Network analysis of stress/transcription balance

Thymosin Alpha-1 | Research Modeling & Applications
  • Profile redox-linked transcription vs. cytokine cues
  • Probe pathway cross-talk with stress markers
  • Benchmark adaptive signaling signatures

Research Use Disclaimer

This product is supplied for laboratory research use only (RUO) and is intended solely for qualified professionals in a controlled research setting. It is not a drug, food, dietary supplement, cosmetic, or medical device, and is not intended for human or veterinary use or for any diagnostic, therapeutic, or clinical application. It is not for household use.

No statement on this page has been evaluated by the U.S. Food and Drug Administration. Nothing herein is intended to diagnose, treat, cure, or prevent any disease, nor to suggest any dosage, route, or method of administration. Ellixon Bio makes no representation or warranty, express or implied, regarding fitness for any purpose other than research and provides no medical or professional advice. The purchaser and end user assume full responsibility for safe handling, storage, and use in accordance with all applicable laws, regulations, and institutional safety protocols, and accept all associated risk and liability.

See our Terms & Conditions and our Research Compliance Disclaimers for complete terms.

Lot numberStrengthAnalysis dateTestingCertificate
EBL-THYMO-10-0726-0128-100110 MGOctober 26, 2025Purity & Net Peptide TestingView PDF
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