the cytokine hilda ( human il for da cells ) /lif ( leukemia inhibitory factor ) , previously reported to trigger the proliferation of the da1.a cell line was purified to homogeneity from the culture supernatant of the 5637 bladder carcinoma cell line by using a four step procedure , including cationic exchange chromatography at ph 6 , con a affinity chromatography , reverse phase hplc , and gel filtration hplc .
C0079189
hilda
C0125606
leukemia inhibitory factor