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Specifications

Human Cardiotrophin-1 (CT-1) is a member of the leukemia inhibitory/ciliary neurotrophic
factor/Oncostatin M/interleukin-6/interleukin-11 family of cytokines. Cardiotrophin-1 affects
cells through interaction with the gp 130 receptor subunit. Recombinant human Cardiotrophin-
1 is a 22.5kD protein containing 200aa residues.
Catalog #	C1385-06D
Source	Recombinant corresponding to human Cardiotrophin 1 expressed in E. coli.
Storage and Stability	Lyophilized powder may be stored at -20°C. Stable for 12 months at -20°C. Reconstitute with Tris. Aliquot to avoid repeated freezing and thawing. Store at -20°C. Reconstituted product is stable for 6 months at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.
Molecular Weight	~22.5kD
Source	E. coli
Purity	~98% (SDS-PAGE and HPLC). Endotoxin: <0.1ng/ug.
Concentration	Not determined
Form	Supplied as a lyophilized powder. Preservative free. Reconstitute in 20mM Tris, pH 8.0 to 1mg/ml.
Important Note	This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.