Probe:	Wnt1 probe8
Probe preparation:	Antisense labelled with P33 RNA
Visualized with:	Autoradiography

Structure	Level	Pattern	Image	Note
TS21: hindbrain	Present	Regionally restricted	6A	Present in the anterior cerebellar neuroepithelium at the rhombic lip, at the transition between cerebellar neuroepithelium and choroid epithelium, and at the caudal transition of choroid epithelium and neuroepithelium.
TS21: metencephalon part of 4th ventricle choroid plexus	Present	Regionally restricted	6A	Present in the anterior cerebellar neuroepithelium at the rhombic lip, at the transition between cerebellar neuroepithelium and choroid epithelium, and at the caudal transition of choroid epithelium and neuroepithelium.
TS21: metencephalon roof	Present	Regionally restricted	6A	Present in the anterior cerebellar neuroepithelium at the rhombic lip, at the transition between cerebellar neuroepithelium and choroid epithelium, and at the caudal transition of choroid epithelium and neuroepithelium.
TS21: cerebellum	Present	Regionally restricted	6A	Expression was detected in the anterior cerebellar neuroepithelium at the rhombic lip.

Structure	Level	Pattern	Image	Note
TS21: hindbrain	Present	Regionally restricted	6B	Present in the anterior cerebellar neuroepithelium at the rhombic lip, at the transition between cerebellar neuroepithelium and choroid epithelium, and at the caudal transition of choroid epithelium and neuroepithelium.
TS21: metencephalon part of 4th ventricle choroid plexus	Present	Regionally restricted	6B	Present in the anterior cerebellar neuroepithelium at the rhombic lip, at the transition between cerebellar neuroepithelium and choroid epithelium, and at the caudal transition of choroid epithelium and neuroepithelium.
TS21: metencephalon roof	Present	Regionally restricted	6B	Present in the anterior cerebellar neuroepithelium at the rhombic lip, at the transition between cerebellar neuroepithelium and choroid epithelium, and at the caudal transition of choroid epithelium and neuroepithelium.
TS21: cerebellum	Present	Regionally restricted	6B	Expression was detected in the anterior cerebellar neuroepithelium at the rhombic lip.

Structure	Level	Pattern	Image	Note
TS21: hindbrain	Present	Regionally restricted	6C	Present in the anterior cerebellar neuroepithelium at the rhombic lip, at the transition between cerebellar neuroepithelium and choroid epithelium, and at the caudal transition of choroid epithelium and neuroepithelium.
TS21: metencephalon part of 4th ventricle choroid plexus	Present	Regionally restricted	6C	Present in the anterior cerebellar neuroepithelium at the rhombic lip, at the transition between cerebellar neuroepithelium and choroid epithelium, and at the caudal transition of choroid epithelium and neuroepithelium.
TS21: metencephalon roof	Present	Regionally restricted	6C	Present in the anterior cerebellar neuroepithelium at the rhombic lip, at the transition between cerebellar neuroepithelium and choroid epithelium, and at the caudal transition of choroid epithelium and neuroepithelium.
TS21: cerebellum	Present	Regionally restricted	6C	Expression was detected in the anterior cerebellar neuroepithelium at the rhombic lip.

Structure	Level	Pattern	Image	Note
TS21: cerebellum	Present	Regionally restricted	6D	Normal expression was detected in both the anterior position of the cerebellum and at the transition between cerebellar neuroepithelium and choroid epithelium.
TS21: choroid plexus	Present	Regionally restricted	6D	Expression was normal at the transition between choroid epithelium and cerebellar neuroepithelium. However expression was dramatically extended in the transition zone between the choroid epithelium and neuroepithelium of the spinal cord.
TS21: spinal cord	Present	Regionally restricted	6D	Expression was dramatically extended in the transition zone between the choroid epithelium and neuroepithelium of the spinal cord.

Structure	Level	Pattern	Image	Note
TS21: cerebellum	Present	Regionally restricted	6E	Normal expression was detected in both the anterior position of the cerebellum and at the transition between cerebellar neuroepithelium and choroid epithelium.
TS21: choroid plexus	Present	Regionally restricted	6E	Normal expression was detected in both the anterior position of the cerebellum and at the transition between cerebellar neuroepithelium and choroid epithelium.

Structure	Level	Pattern	Image	Note
TS21: choroid plexus	Present	Regionally restricted	6F	Expression was dramatically extended in the transition zone between the choroid epithelium and neuroepithelium of the spinal cord.
TS21: spinal cord	Present	Regionally restricted	6F	Expression was dramatically extended in the transition zone between the choroid epithelium and neuroepithelium of the spinal cord.