CLCF1 and neuroblastoma: To exclude possibility that the VLDL-effect is linked to a characteristic of the Ba/F3 pro-B cell line, we investigated the effect of the lipoproteins on the binding of CLCF1 to IMR-32 human neuroblastoma cells or the 3T3-L1 mouse pre-adipocytes both expressing CNTFR5,14.