LIF, human recombinant
Leukemia Inhibitory Factor (LIF) is a lymphoid factor that promotes long-term maintenance of pluripotent embryonic stem cells by suppressing spontaneous differentiation. Recombinant Human Leukemia inhibitory factor (hLIF) contains a single non-glycosylated polypeptide chain. hLIF is purified by proprietary techniques using HPLC and FPLC chromatography. The sample purity is better than 95% on SDS page. Its biological activity has been determined.
Peptides & proteins
Leukocyte Inhibitory Factor
-20°C
NAME: Leukemia Inhibitory Factor; ACCESSION/UNIPROT#: P15018; EXPRESSION SYSTEM: E.coli; FORMAT: Lyophilized from a sterile (0.2 micron) filtered aqueous solution containing 0.1% Trifluoroacetic Acid (TFA). Reconstitute in sterile 10 mM acetic acid at 0.1 mg/mL..; TESTING: TF-1 cell proliferation with an acceptance criteria of 200 pg/mL (ED50), 5 x 10^6 units/mg.; #AA: 181; SEQUENCE: MSPLPITPVNA TCAIRHPCHN NLMNQIRSQL AQLNGSANAL FILYYTAQGE PFPNNLDKLC GPNVTDFPPF HANGTEKAKL VELYRIVVYL GTSLGNITRD QKILNPSALS LHSKLNATAD ILRGLLSNVL CRLCSKYHVG HVDVTYGPDT SGKDVFQKKK LGCQLLGKYK QIIAVLAQAF