Fig. 2

Scanning electron microscope (SEM) micrographs of PicoBioChip: a top view and b lateral view. Arrow, one captured fetal nucleated red blood cells (fnRBC) or extravillous cytotrophoblasts (EVT)
Scanning electron microscope (SEM) micrographs of PicoBioChip: a top view and b lateral view. Arrow, one captured fetal nucleated red blood cells (fnRBC) or extravillous cytotrophoblasts (EVT)