Fig. 1 no expression

Fig. 2 no expression

Fig. 3 Expressed in hatching gland

Fig. 4 Expressed in hatching gland, otic vesicle and posterior pronephric ducts

Fig. 5 Expressed in telencephalon, in a nucleus in ventral diencephalon, in habenula, otic vesicle and in posterior pronephric duct

Fig. 6 Expressed in telencephalon, in diencephalic nuclei, in habenula, otic vesicle and in posterior pronephric duct

Fig. 7 Strong expression in the habenula
Please note that in 5 day old embryos some structures are not accessible to the probe (such as notochord, most of the trunk and tail). Therefore the description of the expression pattern is only partial.