Description

Thymosin Alpha-1 Peptide – High-Purity Research Peptide

Product Overview

Thymosin Alpha-1 peptide is a synthetic peptide corresponding to a naturally occurring thymic peptide involved in immune-system signaling. In scientific literature, Thymosin Alpha-1 has been investigated in studies involving T-cell function, cytokine signaling, immune modulation, host-defense pathways, and peptide-mediated immune communication.

This product is supplied as a white lyophilized powder intended strictly for laboratory and scientific research purposes only. Each batch is manufactured under controlled conditions and tested for identity and purity to support reliable research applications.

Technical Specifications

Parameter  | Specification
Product Name  | Thymosin Alpha-1 peptide
Peptide Type  | Synthetic thymic peptide
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
Purity  | ≥98% by HPLC
Appearance  | White to off-white lyophilized powder

Available Vial Sizes

The most commonly requested laboratory sizes include:

• 2mg
• 5mg
• 10mg
• 15mg

These sizes are widely used for research, analytical, and preclinical laboratory applications.

Purity and Quality Assurance

Each batch of Thymosin Alpha-1 peptide undergoes analytical testing to verify:

• HPLC purity ≥98%
• Peptide identity by mass spectrometry
• Visual inspection for color and consistency
• Controlled lyophilization and moisture-reduction procedures

These quality-control measures help ensure consistent performance and reliable batch-to-batch reproducibility for research environments.

Appearance

• Color: White to slightly off-white
• Form: Sterile-filtered lyophilized powder
• Odor: Odorless
• Solubility: Soluble in appropriate aqueous research solvents after reconstitution

Because peptides are hygroscopic compounds, slight differences in powder texture may occur naturally and do not necessarily indicate a quality issue.

Storage Recommendations

Before Reconstitution

• Store at -20°C for long-term preservation
• Protect from light, heat, and moisture
• Keep the vial tightly sealed until use
• Avoid unnecessary temperature fluctuations

After Reconstitution

• Store refrigerated at 2-8°C
• Protect from prolonged light exposure
• Avoid repeated freeze-thaw cycles
• Follow your laboratory’s validated stability and handling procedures

Proper cold-chain storage is recommended to help preserve peptide integrity during storage and use.

General Reconstitution Information

For laboratory preparation:

1. Allow the vial to equilibrate to room temperature before opening.
2. Add an appropriate sterile research-grade diluent slowly along the inside wall of the vial.
3. Gently swirl until the powder is completely dissolved.
4. Do not shake vigorously or vortex aggressively, as excessive agitation may contribute to foaming and may affect peptide stability.

The choice of diluent and final concentration should be determined according to the researcher’s validated protocol and analytical requirements.

Intended Use Statement

Thymosin Alpha-1 peptide is intended for laboratory research and analytical purposes only.

• Not for human consumption
• Not for medical, therapeutic, or diagnostic use
• Not for use in food, drugs, cosmetics, or dietary supplements

Purchase of this product confirms that it will be handled by qualified personnel in an appropriate research environment.

Packaging and Shipping

Packaging

Each vial is packaged using a professional laboratory protection system:

• Borosilicate glass peptide vial
• Butyl rubber stopper
• Aluminum crimp seal
• Individual protective sleeve or box
• Lot number and product identification label

Shipping

• Securely packaged to minimize the risk of breakage
• Temperature-protective materials used when appropriate
• Moisture-resistant secondary packaging included
• Tracking information provided for most shipments

International shipping availability may vary depending on local import regulations and carrier restrictions.

Why Researchers Choose Thymosin Alpha-1 Peptide

• High purity (≥98% HPLC)
• Verified peptide identity testing
• Stable lyophilized powder format
• Professional secure packaging
• Suitable for immunology, cytokine signaling, cellular communication, and peptide-pathway research applications

Frequently Asked Questions (FAQ)

What is Thymosin Alpha-1 peptide?

Thymosin Alpha-1 peptide is a synthetic thymic peptide that has been studied in experimental research involving immune-system signaling, T-cell activity, cytokine pathways, and host-defense mechanisms.

What does ≥98% by HPLC mean?

This means that at least 98% of the analyzed material corresponds to the target peptide when tested using High-Performance Liquid Chromatography (HPLC), a standard analytical method used to assess peptide purity.

Why is Thymosin Alpha-1 supplied as a lyophilized powder?

Lyophilization removes water from the peptide preparation, helping improve stability during storage and transportation and reducing degradation prior to reconstitution.

How should unopened vials be stored?

Unopened vials should be stored at -20°C, protected from light and moisture, for optimal long-term stability.

Can the peptide be refrigerated after reconstitution?

Yes. After reconstitution, it should generally be stored at 2-8°C and protected from excessive light exposure. Laboratories should follow their own validated stability and handling procedures.

What diluent should be used?

The appropriate sterile research-grade diluent depends on the specific experimental protocol. Researchers should select solvents and concentrations according to their validated laboratory methods.

Is this product sterile?

The peptide is produced using controlled manufacturing processes and sterile filtration prior to lyophilization; however, it is sold for research use only, and researchers are responsible for following appropriate sterility and handling procedures.

Is Thymosin Alpha-1 peptide suitable for human use?

No. Thymosin Alpha-1 peptide sold on this website is strictly for research purposes only and is not intended for human or veterinary use.

Do you provide lot or batch identification?

Yes. Each vial includes a lot number for inventory control, traceability, and laboratory record-keeping purposes.

External Reference (https://pubmed.ncbi.nlm.nih.gov/): Official Semax Product Information

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