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In stock & estimated to ship in 1-2 days by June 06, 2026

Description

Recombinant Human Insulin-like Growth Factor 1 (IGF-1) is a small peptide growth factor that plays a critical role in cell proliferation, differentiation, and survival. It is widely involved in growth and development processes and mediates many of the biological effects of growth hormone. IGF-1 binds to the IGF-1 receptor (IGF1R), activating downstream signaling pathways such as PI3K/AKT and MAPK, which regulate cell growth and metabolism. This recombinant IGF-1 protein is expressed in CHO cells and corresponds to the active human IGF-1 sequence, ensuring proper folding and biological functionality. With high purity (≥95%) and strong bioactivity (ED50 ≤1.5 ng/mL in MCF-7 cell proliferation assay), this product is ideal for research in oncology, cell biology, and metabolic regulation. The protein is supplied in a tag-free, lyophilized form for convenient storage and reconstitution.

Specifications

Product Details
Cat. No. Y03101
Purity ≥95%, by SDS-PAGE (under reducing (R) & Non-reducing conditions, visualized by Coomassie staining).
Endotoxin ≤10 EU/mg by the LAL method.
Bioactivity Measured in a serum-free cell proliferation assay using MCF-7 human breast cancer cells. The ED50 for this effect ≤1.5 ng/mL.
Accession P05019
Species Human
Expression System CHO
Mol. Weight 9 kDa
Expression Region MFPAMPLSSLFVN+Gly49-Ala118(E51R)
Tag Info Tag free
Formulation Lyophilized
Buffer Lyophilized from a 0.22 μm filtered solution in Acetic Acid.
Size 10μg/50μg/1mg
Lead Time Products are in stock, but custom products may require further consultation.
Reconstitution It is recommended to redissolve in sterile deionized water.
Shipping The product is shipped with blue ice.
Storage & Stability 36 months at -20°C to -80°C in lyophilized state;6 months at -20°C to -80°C under sterile conditions after reconstitution;7-10 days at 2°C to 8°C under sterile conditions after reconstitution;Use a manual defrost freezer and avoid repeated freeze-thaw cycles.

Features

  • High Purity: This product undergoes stringent purification processes, achieving a purity level of ≥95%, ensuring reliable and reproducible experimental results.
  • High Biological Activity: Demonstrates potent activity with an ED50 ≤1.5 ng/mL in MCF-7 cell proliferation assay, ensuring strong biological performance.
  • Mammalian Expression System: Expressed in CHO cells to ensure correct folding and native-like post-translational modifications.
  • Flexible Application Range: Suitable for a wide range of studies including cancer research, cell proliferation, and signaling pathway analysis.

Applications

Cancer Research

Widely used in tumor biology studies, especially in breast cancer models such as MCF-7 cell proliferation assays.

Metabolism Research

Involved in glucose metabolism, growth regulation, and hormone signaling studies.

Cell Biology

Promotes cell proliferation, survival, and differentiation via IGF-1 receptor-mediated signaling pathways.

Data Figures

Measured by its ability to induce NF-kB reporter activity in MCF-7 cells.

Figure 1: Measured in a serum-free cell proliferation assay using MCF-7 human breast cancer cells. The ED50 for this effect ≤1.5 ng/mL. The bioactivity of Y03101 is higher than other competing products.

Instructions for Use

  • Dissolve the lyophilized powder in an appropriate sterile buffer in a sterile environment before use.
  • Prepare and dilute the solution according to experimental requirements to ensure accurate and reproducible results.
  • Do not mix with other similar products to avoid cross-reactivity and potential interference.

Cautions

• Research Use Only: This product is not suitable for clinical diagnostics or therapeutic applications.

• Preservation: Handle according to instructions to preserve its activity and stability.

• Support: Contact our technical support team if you encounter any issues or questions.

Documents


When can I expect my order to ship?

Most orders are filled and shipped within 2-3 business days from the time they are received.

Our standard shipping usually take 2-5 days.

We also provide express shippping for time-sensitive deliveries. 

Email contact@biofargo.com if you have any requirements.

 

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