Figure 3

Histology of epidermis of medaka and zebrafish.
Low (a,b) and high magnification (c,d) images of the zebrafish (a,c) and medaka (b,d) epidermis tissue. Club cells in the zebrafish epidermis (c) are negative for PAS staining and are indicated by an asterisk (*). Arrowheads show another type of secretory cell that is positive for PAS staining - the mucous goblet cell. Scale bar is 50 um.