Granulocyte Macrophage-Colony Stimulating Factor (GM-CSF) was initially characterized as a growth factor that can support the in vitro colony formation of granulocyte-macrophage progenitors. Granulocy

產品型號：Z02694

更新時間：2025-11-06

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產品介紹

產品簡介

Species

Human

Protein Construction

Expressed with an N-terminal Met.

GM-CSF (Ala18-Glu144)
Accession # P04141

Purity

> 95% as analyzed by SDS-PAGE

Endotoxin Level

< 1 EU/μg of protein by gel clotting method

Biological Activity

ED50 < 0.1 ng/ml, measured by proliferation assay of TF-1 cells, corresponding to a specific activity of > 1.0 × 107 U/mg.

Expression System

P. pastoris

Apparent Molecular Weight

26~32 kDa, on SDS-PAGE under reducing conditions.

Formulation

Lyophilized after extensive dialysis against 10 mM PB, pH 7.0.

Reconstitution

It is recommended that this vial be briefly centrifuged prior to opening to bring the contents to the bottom. Reconstitute the lyophilized powder in ddH?O up to 100 μg/ml.

Storage & Stability

Upon receiving, this product remains stable for 6 months at lower than -70°C. Upon reconstitution, the product should be stable for 1 week at 4°C or for 3 months at -20°C. For long term storage it is recommended that a carrier protein (example 0.1% BSA) be added. Avoid repeated freeze-thaw cycles.

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