Probe:	Dgcr2 cDNA2
Probe preparation:	Antisense labelled with biotin RNA

Structure	Level	Pattern	Image	Note
TS15: 1st branchial arch	Strong		2i
TS15: 2nd branchial arch	Strong		2i
TS15: forelimb bud	Strong		2i
TS15: embryo	Weak		2i
TS15: branchial arch	Present		2i
TS15: limb	Present		2i
TS15: telencephalon	Present		2i
TS15: head	Present	Regionally restricted	2i	Expression is in the lower half.
TS15: somite	Present	Regionally restricted	2i	Expression was higher in the last caudal 5 somites.
TS15: primitive ventricle	Weak		2i

Structure	Level	Pattern	Image	Note
TS15: future hindbrain	Present	Regionally restricted	2iii	Expression is in the dorsal half.
TS15: future midbrain	Present	Regionally restricted	2iii	Expression is in the dorsal half.
TS15: telencephalon	Present	Regionally restricted	2iii	Expression is in the olfactory lobes.
TS15: head mesenchyme	Present	Regionally restricted	2iii	Expression is in the dorsal mesenchyme surrounding the neuroepithelium especially around the hindbrain.

Structure	Level	Pattern	Image	Note
TS15: branchial arch	Strong		2iv

Structure	Level	Pattern	Image	Note
TS15: somite	Strong	Regionally restricted	2v	Expression is in the dorsal epithelial portion and is weak in the remainder of the somite.
TS15: neural tube	Present	Regionally restricted	2v	Expression is dorsal and at the level of the hindlimb buds expression is throughout the entire spinal cord.
TS15: hindlimb ridge ectoderm	Present		2v
TS15: nephric duct	Present		2v
TS15: hindlimb ridge mesenchyme	Present	Regionally restricted	2v	Expression is in the mesenchyme immediately underlying the ectoderm.
TS15: gut	Absent		2v

Structure	Level	Pattern	Image	Note
TS15: neural tube	Present	Regionally restricted	2vi	Expression is dorsal and at the level of the hindlimb buds expression is throughout the entire spinal cord.
TS15: somite	Present	Regionally restricted	2vi	Expression is in the dorsal epithelial portion and is weak in the remainder of the somite.