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FGF-19, human recombinant

based on 1 citations in multiple journalsFGF-19, human recombinant14.1 4
A protein with broad mitogenic and cell survival activities
Catalog #: 4542
SKU-Size Size Price Qty
4542-25 25 μg
4542-100 100 μg
4542-1000 1 mg
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Product Details

Alternate Name Fibroblast growth factor 19
Gene Symbol FGF19
Gene ID 9965
Accession # NM_005117
Source E. coli
Appearance Lyophilized protein
Physical Form Description Lyophilized without additives. The protein may appear as a haze or film, which you may not see at the bottom of the vial.
Molecular Weight 21.8 kDa
Purity by SDS-PAGE ≥95%
Endotoxin Level <0.1 ng/μg
Biological Activity Determined by a cell proliferation assay using balb/c 3T3 cells. The expected ED₅₀ for this effect is 50-200 ng/ml.
Reconstitution Instructions Reconstitute in H₂O to a concentration of 0.1 to 1.0 µg/µl. This solution can then be diluted into other aqueous buffers
Handling Centrifuge the vial prior to opening.
Storage Conditions -20°C
USAGE For Research Use Only! Not to be used in humans


Fibroblast Growth Factor-19 (FGF-19) is a high affinity heparin dependent ligand for FGFR4. Recombinant human FGF-19 is an 21.8 kDa protein containing 195 amino acid residues.

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Becker-Pauly, C. et. al. Proteomic Analyses Reveal an Acidic Prime Side Specificity for the Astacin Metalloprotease Family Reflected by Physiological Substrates. Mol. Cell. Proteomics, Sep 2011; 10: M111.009233.
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