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Recombinant Human Fibroblast Growth Factor 19 (FGF19) Protein, Active, Low Endotoxin

Price range: $295.00 through $1,615.00

Recombinant Human Fibroblast growth factor 19 (FGF19) protein for research use.

SKU: BIC-1502E Categories: , , Tags: , ,
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Product Specifications

Purity≥95%, by SDS-PAGE (under reducing (R)&Non-reducing conditions,visualized by Coomassie staining).
FormulationLyophilized
Storage36 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.
Endotoxin≤100 EU/mg by the LAL method.

Product Specifications

Catalog Number BIC-1502E
Target Fibroblast growth factor 19
Target Symbol FGF19
Species Human
Expression System E.coli
Expression Region F27-K216
Molecular Weight 22.1 kDa
Purity ≥95%, by SDS-PAGE (under reducing (R)&Non-reducing conditions,visualized by Coomassie staining).
Endotoxin ≤100 EU/mg by the LAL method.
Formulation Lyophilized
Buffer Lyophilized from a 0.22 μm-filtered solution containing 20 mM Sodium acetate, 5% Trehalose and 0.01% Tween 80，pH2.5.
Reconstitution It is recommended to redissolve in sterile deionized water.
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.
Shipping The product is shipped with blue ice.
Lead Time Products are in stock, but custom products may require further consultation.
Accession O95750

Bioactivity

Measured in a cell proliferation assay using NIH3T3 mouse embryonic fibroblast Cells. The ED50 for this effect ≤100 ng/mL.

Recommended applications depend on the target, product format, and product-specific validation data. Refer to the product datasheet or Certificate of Analysis (CoA), or contact BioCrest Sci for application guidance.

Biological Activity: Measured in a cell proliferation assay using NIH3T3 mouse embryonic fibroblast Cells. The ED50 for this effect ≤100 ng/mL.

Storage: 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.

Shipping & Lead Time: Availability, shipping conditions, and estimated lead time are confirmed in the formal quotation or order confirmation based on the product format, destination, and order requirements.

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Frequently Asked Questions

How do I order or inquire about this product?

Submit the Online Inquiry form with your required quantity and specifications, or email sales@biocrestsci.com. Available sizes, pricing, stock status, documentation, and estimated lead time are confirmed in the formal quotation.

What is the shipping and delivery time?

Availability, dispatch timing, shipping conditions, and delivery estimates depend on the product format, destination, and order requirements. These details are confirmed in the formal quotation or order confirmation.

How should this product be stored?

Follow the storage and handling instructions in the product-specific datasheet and Certificate of Analysis (CoA). Requirements may vary by product form and formulation; contact BioCrest Sci if product-specific guidance is needed.

What quality controls are performed on your products?

Quality-control data such as identity, purity, endotoxin level, or biological activity are provided only when specified on this product page, the datasheet, or Certificate of Analysis (CoA). Biological activity is not implied unless explicitly stated.

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