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TIRF microscopy of anterograde transport of BACE1 HeLa cells transfected with Str-Ii_BACE1-SBP-EGFP. Real time pictures were acquired using a TIRF microscope at the indicated time. Biotin was added at time 0. BACE1 arrival at the plasma membrane can be observed from approximately 22 min. Scale bar: 10μm.
