FGF-4 (Human), Recombinant Protein, E. coli, Tag Free

Premium CytoGrow™ growth factor suitable for stem cell biology, developmental studies, regenerative medicine, and growth factor signaling research

CytoGrow™ Recombinant FGF-4 (Human), E. coli, Tag Free

Recombinant human fibroblast growth factor 4 (FGF-4) is produced in E. coli in a tag-free format, ensuring high purity and robust biological activity. FGF-4 is a member of the FGF family involved in embryonic development, stem cell maintenance, and tissue morphogenesis.

FGF-4 regulates cell proliferation, differentiation, and survival through activation of FGF receptors (FGFRs) and downstream signaling pathways. It plays a key role in early embryogenesis, limb and neural development, and the maintenance of pluripotency in stem cells. Recombinant human FGF-4 is widely used in developmental biology, stem cell research, and regenerative medicine studies.

Specifications 

Synonym: 
Species:Human
Expression System:E. coli
Endotoxin:≤10 EU/mg
Appearance:White powder, colorless liquid after reconstitution
Formulation Lyophilized from a 0.2 μm filtered solution containing PBS,
5% mannitol, and 0.01% Tween 80
Reconstitution:Recommended to redissolve in sterile deionized water
Shipping:Ships overnight
Storage and Stability:Store in a manual defrost freezer and avoid repeated freeze-thaw cycles.

Lyophilized state:
36 months at -20°C to -80°C

After reconstitution and under sterile conditions:
6 months at -20°C to -80°C
7-10 days at 2°C to 8°C

Resources


Booklet – CytoGrow Growth Factors

Product Data Sheet

Material Safety Data Sheet (MSDS)

Frequently Asked Questions 

Data and Bioactivity

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Size

1 μg, 10 µg, 50 μg, 1 mg, 10 mg, 100 mg, 1 g, 1 mL, 10 mL