FIG. 1.
The ER is a membrane network that reaches throughout the cells. HeLa cells were transfected with a lymphoid-specific resident ER protein, pERpl, and visualized with a polyclonal pERp1 antiserum followed by FITC-conjugated anti-rabbit Ig antiserum. (For interpretation of the references to color in this figure legend, the reader is referred to the web version of this article at www.liebertonline.com/ars).