Thymosin Alpha-1 (TA1) 5mg — also known as Thymalfasin — from Peptide Tech is a premium, lyophilized research-use-only (RUO) peptide supplied at ≥99% purity (HPLC & MS verified). This 28-residue, N-terminally acetylated peptide is packaged for rigorous in-vitro work in immunology, cell-signaling, and analytical method development — with full batch traceability and QR-linked COA.

Specifications

Property	Details
CAS Number	62304-98-7
Chemical Name	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 (Thymosin Alpha-1)
Synonyms	TA1; Thymalfasin
PubChem CID	16130571
Molecular Formula	C₁₂₉H₂₁₅N₃₃O₅₅
Molecular Weight	≈ 3108.3 g/mol
Physical Appearance	White to off-white lyophilized powder
Sequence Length	28 amino acids; N-acetylated
Container	3 mL glass vial (5mg net content)
Purity	≥99% verified by HPLC & MS (lot COA via on-vial QR)
Solubility	Soluble in sterile water or compatible buffers; gentle inversion/swirl recommended. If required by your SOP, 0.22 µm filter-sterilize after reconstitution.
Intended Use	Laboratory research only (RUO). Not for human or animal use.

Molecular Structure

Key Features of Peptide Tech

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Potential Applications in Research

Strictly in-vitro, cell-based, or biochemical experiments. No health, diagnostic, or therapeutic claims.

Innate-immune reporter assays (e.g., NF-κB/IRF activation) in engineered cell lines to quantify pathway engagement under controlled stimuli.
Dendritic-cell phenotype studies profiling maturation markers (e.g., CD80/CD86, MHC expression) and cytokine panels via ELISA/multiplex.
T-cell co-culture models assessing antigen-presentation readouts and downstream signaling in vitro.
Peptide stability & recovery workflows (LC–MS/MS, RP-HPLC) across buffers, temperatures, and freeze–thaw cycles.
Uptake/localization assays with labeled peptide in live-cell imaging to examine internalization and trafficking kinetics.

Quality, Storage & Handling

Each lot is confirmed by HPLC (purity) and MS (identity); QR on the vial links to full batch data. Independent U.S. labs verify purity, quantity, and endotoxin.

Storage (lyophilized): −20 °C long term or 2–8 °C short term; keep desiccated and light-protected.
After reconstitution: Aliquot and store at ≤−20 °C (or −80 °C per SOP); avoid repeated freeze–thaw cycles.
Reconstitution tips: Use sterile water or appropriate buffer; gently swirl to dissolve; filter-sterilize only if required by your assay.

Shipping & Fulfillment

Ships with validated cold-chain packaging. In-stock orders placed before the daily cutoff ship the same day. 2-Day FedEx/UPS is standard, with overnight options available. Automated text/email updates included; international shipping available where permitted.

Compliance & RUO Disclaimer

For laboratory research only. Not a drug, cosmetic, food, or household chemical. Not for human or animal use, ingestion, diagnostic, or therapeutic applications. Buyers warrant they are qualified to handle RUO materials under applicable laws and institutional guidelines.

FAQs

Is this intended for human or veterinary use?: No. This product is sold strictly as RUO and must not be used in humans or animals.
What purity do you provide?: Each 5 mg vial is ≥99% by HPLC with MS identity confirmation; third-party testing is performed on every lot (see COA via QR).
How should I reconstitute it?: Use sterile water or a compatible buffer; gently invert until fully dissolved. If your protocol requires sterility, pass through a 0.22 µm filter and aliquot to avoid repeat freeze–thaw.
What in-vitro assays is Thymosin Alpha-1 commonly used in?: Typical RUO applications include innate-immune pathway reporters, dendritic-cell maturation panels, T-cell co-culture models, and LC–MS/MS method development.