Figure 2From: Characterization of immortalized choroid plexus epithelial cell lines for studies of transport processes across the blood-cerebrospinal fluid barrierWestern blot analyses indicate expression of Mrp1, 4 and P-gp. Whole protein was used from freshly isolated CP and membrane vesicles were isolated from cells (20 μg). There are slight differences in protein size possibly due to modifications in tissue and cells during processing.Back to article page