The datasheet provides specifications, purity, bioactivity, storage, and usage information for recombinant human TGF-β1 (TL-643) from Beijing T&L Biotechnology.
This document describes the recombinant human Transforming Growth Factor‑β1 (TL‑643) produced in human HEK293 cells. It lists the product name, model number, expression host, molecular weight, purity, endotoxin level, and bioactivity measurements.
The sheet also includes instructions for use, stability and storage conditions, the mechanism of action of TGF‑β1, and references to scientific literature supporting its activity. This manual is written in Chinese.
| Product name | Recombinant Human TGF-β1 |
|---|---|
| Product number | TL-643 |
| Expression host | Human HEK293 cells |
| Molecular weight | 39.7 kDa (theoretical) |
| Purity | ≥95% (SDS‑PAGE & HPLC) |
| Endotoxin level | ≤0.01 EU/µg |
| Specific activity | ≥2×10⁷ IU/mg |
| Lyophilized storage | 4 °C for up to 24 months |
| Reconstituted storage | -20 °C for 6‑12 months, avoid freeze‑thaw |
Store the lyophilized sample at 4 °C for up to 24 months; reconstituted liquid should be kept at –20 °C for 6‑12 months and avoid repeated freeze‑thaw cycles.
The product has a purity of at least 95%, confirmed by SDS‑PAGE gel and high‑performance liquid chromatography analysis.
Endotoxin content is limited to ≤0.01 EU per microgram of protein.