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(A) Confocal immunofluorescence imaging of endogenous maspin (green) and GRP78 (red) in CRL2221, MCF10A and BEAS2B cells. Nuclei were counterstained with DAPI. (B) Confocal immunofluorescence imaging of recombinant maspin (green) and endogenous GRP78 (red) in DU145 cells. Nuclei were counterstained with DAPI. Scale bars = 20 µm.
