Probe:	ATX
Probe preparation:	Antisense RNA

Structure	Level	Pattern	Image	Note
TS13: neural tube floor plate	Present

Structure	Level	Pattern	Image	Note
TS17: neural tube floor plate	Strong		1a

Structure	Level	Pattern	Image	Note
TS17: neural tube floor plate	Strong		1b

Structure	Level	Pattern	Image	Note
TS20: spinal cord floor plate	Strong		1c
TS20: nasal process	Strong	Regionally restricted	1c	Expression was detected in subepithelial cells at the upper nasal process.
TS20: mandibular process	Strong		1c

Structure	Level	Pattern	Image	Note
TS22: lateral ventricle choroid plexus	Present	Regionally restricted	1e	Expression was detected in the epithelia.
TS22: cranium	Present		1e
TS22: facial bone primordium	Present		1e
TS22: limb cartilage condensation	Present		1e
TS22: nasal septum	Present		1e
TS22: rib cartilage condensation	Present		1e
TS22: scapula cartilage condensation	Present		1e
TS22: spinal cord floor plate	Present		1e
TS22: embryo mesenchyme	Present	Regionally restricted	1e	Expression was detected in the subepithelial mesenchyme.
TS22: eyelid	Present	Regionally restricted	1e	Expression was detected in the subepithelial mesenchyme.
TS22: hindlimb mesenchyme	Present	Regionally restricted	1e	Expression was detected in the subepithelial mesenchyme.
TS22: jaw	Present	Regionally restricted	1e	Expression was detected in the subepithelial mesenchyme.
TS22: palatal shelf	Present	Regionally restricted	1e	Expression was detected in the subepithelial mesenchyme.
TS22: tongue mesenchyme	Present	Regionally restricted	1e	Expression was detected in the subepithelial mesenchyme.
TS22: vibrissa	Present	Regionally restricted	1e	Expression was detected in the subepithelial mesenchyme.

Structure	Level	Pattern	Image	Note
TS24: lateral ventricle choroid plexus	Strong	Regionally restricted	1h	Expression was detected in the epithelia.
TS24: medulla oblongata part of 4th ventricle choroid plexus	Strong	Regionally restricted	1h	Expression was detected in the epithelia.
TS24: metencephalon part of 4th ventricle choroid plexus	Strong	Regionally restricted	1h	Expression was detected in the epithelia.
TS24: manubrium sterni	Present		1h
TS24: rib	Present		1h
TS24: xiphisternum	Present		1h
TS24: vibrissa	Present	Regionally restricted	1h	Expression was detected in the mesenchyme around the vibrissa.
TS24: brain meninges	Weak		1h
TS24: spinal cord meninges	Weak		1h
TS24: facial bone	Present	Regionally restricted	1h	Expression was detected around the nasal cavity.

Structure	Level	Pattern	Image	Note
TS17: nasal process	Present	Regionally restricted	2a	Expression was detected in the subepithelial mesenchyme.
TS17: 1st branchial arch mandibular component	Present		2a
TS17: branchial arch	Present	Regionally restricted	2a	Expression was detected in the mesenchymal cells.

Structure	Level	Pattern	Image	Note
TS20: medial-nasal process mesenchyme	Present		2b
TS20: fronto-nasal process mesenchyme	Present	Regionally restricted	2b	Expression was detected in the subepithelial mesenchyme of the lower nasal process.

Structure	Level	Pattern	Image	Note
TS22: vibrissa	Present	Regionally restricted	2c	Expression was detected in the mesenchymal cells surrounding the vibrissae.

Structure	Level	Pattern	Image	Note
TS22: lower jaw	Present	Regionally restricted	2d	Expression was detected in the subepithelial cells.
TS22: tongue	Present	Regionally restricted	2d	Expression was detected in the subepithelial cells.
TS22: palatal shelf	Present		2d

Structure	Level	Pattern	Image	Note
TS22: metencephalon part of 4th ventricle choroid plexus	Present	Regionally restricted	2e	Expression was detected in the epithelial cells.

Structure	Level	Pattern	Image	Note
TS26: Bowman's capsule of mature renal corpuscle	Present		2f

Structure	Level	Pattern	Image	Note
TS26: pubis	Present		2g

Structure	Level	Pattern	Image	Note
TS20: rib pre-cartilage condensation	Present		2h

Structure	Level	Pattern	Image	Note
TS22: metacarpus cartilage condensation	Present		2i

Structure	Level	Pattern	Image	Note
TS22: hand mesenchyme	Present	Regionally restricted	2k	Expression was detected in the periostal sheet and forming tendons of forelimb metacarpals.
TS22: limb mesenchyme	Present	Regionally restricted	2k	Expression was detected in subepithelial mesenchyme.
TS22: metacarpus cartilage condensation	Present	Regionally restricted	2k	Expression was absent from the metacarpal maturing cartilage.

Structure	Level	Pattern	Image	Note
TS24: hindlimb joint	Present		2n
TS24: hindlimb digit mesenchyme	Present	Regionally restricted	2o , 2n	Expression was detected in mesenchymal cells forming the future joint region.

Structure	Level	Pattern	Image	Note
TS26: hand mesenchyme	Present	Regionally restricted	2p	Expression was detected in the connective tissue sheet and perichondrial layer of forelimb.

Structure	Level	Pattern	Image	Note
TS24: lower jaw incisor dental papilla	Present		2q

Structure	Level	Pattern	Image	Note
TS26: upper jaw tooth	Present	Regionally restricted	2r	Expression was detected in a small zone of cells lining the ameloblasts.
TS26: dental papilla	Present		2r
TS26: stellate reticulum	Absent		2r

Structure	Level	Pattern	Image	Note
TS28: choroid plexus	Present	Regionally restricted		Expression was detected in the epithelia.
TS28: ductus deferens	Weak	Regionally restricted		Expression was detected in the smooth muscle layers of the ductus deferens.
TS28: bone	Absent

Structure	Level	Pattern	Image	Note
TS15: neural tube floor plate	Present

Structure	Level	Pattern	Image	Note
TS20: medulla oblongata part of 4th ventricle choroid plexus	Present	Regionally restricted		Expression was detected in the epithelia.
TS20: metencephalon part of 4th ventricle choroid plexus	Present	Regionally restricted		Expression was detected in the epithelia.
TS20: cartilage	Present	Regionally restricted		Expression was detected in the chondrocytes.
TS20: skeleton	Present	Regionally restricted		Expression was detected in the osteoblasts.
TS20: dental placode	Present			Expression was detected in the tooth buds.
TS20: metanephros	Absent
TS20: vibrissa mesenchyme	Absent

Structure	Level	Pattern	Image	Note
TS22: cartilage	Present	Regionally restricted		Expression was detected in the chondrocytes.
TS22: skeleton	Present	Regionally restricted		Expression was detected in the osteoblasts.
TS22: tooth	Present
TS22: metanephros	Absent

Structure	Level	Pattern	Image	Note
TS24: embryo mesenchyme	Present	Regionally restricted		Expression was detected in the subepithelial mesenchyme.
TS24: cartilage	Present	Regionally restricted		Expression was detected in the chondrocytes.
TS24: skeleton	Present	Regionally restricted		Expression was detected in the osteoblasts.
TS24: metanephros	Present
TS24: smooth muscle tissue	Present

Structure	Level	Pattern	Image	Note
TS26: medulla oblongata part of 4th ventricle choroid plexus	Present	Regionally restricted		Expression was detected in the epithelia.
TS26: metencephalon part of 4th ventricle choroid plexus	Present	Regionally restricted		Expression was detected in the epithelia.
TS26: embryo mesenchyme	Present	Regionally restricted		Expression was detected in the subepithelial mesenchyme.
TS26: cartilage	Present	Regionally restricted		Expression was detected in the chondrocytes.
TS26: skeleton	Present	Regionally restricted		Expression was detected in the osteoblasts.
TS26: vibrissa	Present	Regionally restricted		Expression was detected in the vibrissae mesenchyme.
TS26: smooth muscle tissue	Present

Structure	Level	Pattern	Image	Note
TS28: metanephros	Present
TS28: vibrissa	Present	Regionally restricted		Expression was detected in the vibrissa mesenchyme.