Reporter:	lacZ
	Direct Detection

Structure	Level	Pattern	Image	Note
TS17: cranial ganglion	Present		2A
TS17: dorsal root ganglion	Present		2A
TS17: future spinal cord	Present		2A
TS17: otocyst	Present	Regionally restricted	2A	Expression in part of otic vesicle.
TS17: peripheral nervous system	Present	Regionally restricted	2A	Expression in peripheral nerves.
TS17: hindbrain	Weak		2A
TS17: 1st branchial arch	Present		2A
TS17: face mesenchyme	Present		2A
TS17: forelimb bud	Present		2A
TS17: hindlimb bud	Present		2A
TS17: migrating neural crest	Present	Regionally restricted	2A	Expression in streams of neural crest cells migrating towards heart and along gut, likely representing cardiac and enteric neural crest cells.
TS17: forebrain-midbrain boundary region	Present	Regionally restricted	2A	Stripe of expression marking boundary of midbrain and forebrain.

Structure	Level	Pattern	Image	Note
TS20: peripheral nervous system	Strong		2E
TS20: trunk mesenchyme	Strong	Regionally restricted	2E	Prominent expression in various mesodermal derivatives in trunk region.

Structure	Level	Pattern	Image	Note
TS17: future spinal cord	Weak	Regionally restricted	3A	Relatively low expression in spinal cord restricted to stripe in ventral region.
TS17: cranial ganglion	Present		3A
TS17: otocyst	Present		3A
TS17: trigeminal ganglion	Present		3A

Structure	Level	Pattern	Image	Note
TS17: future spinal cord	Weak	Regionally restricted	3E	Relatively low expression in spinal cord restricted to stripe in ventral region.
TS17: dorsal root ganglion	Present		3E
TS17: 1st branchial arch	Present		3E
TS17: face mesenchyme	Present		3E

Structure	Level	Pattern	Image	Note
TS17: future spinal cord	Weak	Regionally restricted	3I	Relatively low expression in spinal cord restricted to stripe in ventral region.
TS17: dorsal root ganglion	Present		3I
TS17: sympathetic nervous system	Present	Regionally restricted	3I	Expression in sympathetic ganglia.
TS17: migrating neural crest	Present	Regionally restricted	3I	Expression in streams of neural crest cells migrating towards heart and along gut, likely representing cardiac and enteric neural crest cells.
TS17: limb mesenchyme	Present	Ubiquitous	3I	Uniform expression in limb bud mesenchyme.

Structure	Level	Pattern	Image	Note
TS17: future spinal cord	Present	Regionally restricted	4A	Domain of expression within ventral spinal cord.
TS17: dorsal root ganglion	Present		4A
TS17: peripheral nervous system	Present	Regionally restricted	4A	Expression in peripheral nerve.

Structure	Level	Pattern	Image	Note
TS17: sympathetic nervous system	Present	Regionally restricted	4E	Expression in sympathetic ganglia.
TS17: peripheral nervous system	Present	Regionally restricted	4E	Expression in peripheral nerve.
TS17: limb bud	Present		4E
TS17: migrating neural crest	Present	Regionally restricted	4E	Expression in streams of neural crest cells migrating towards heart and along gut, likely representing cardiac and enteric neural crest cells.

Structure	Level	Pattern	Image	Note
TS20: extrinsic ocular pre-muscle mass	Present		4I	Expression in eyes including retina, posterior part of lens and various eye muscles.
TS20: lens primordium	Present		4I	Expression in eyes including retina, posterior part of lens and various eye muscles.
TS20: retina	Present		4I	Expression in eyes including retina, posterior part of lens and various eye muscles.

Structure	Level	Pattern	Image	Note
TS20: peripheral nervous system	Strong		5A
TS20: skeletal muscle	Strong		5A	Strong expression in many muscles throughout body.

Structure	Level	Pattern	Image	Note
TS20: limb cartilage condensation	Present		5D	Non-uniform expression marking developing muscles, chondrogenic condensations and interdigital regions of forelimb and hindlimb.
TS20: limb interdigital region	Present		5D	Non-uniform expression marking developing muscles, chondrogenic condensations and interdigital regions of forelimb and hindlimb.
TS20: limb musculature	Present		5D	Non-uniform expression marking developing muscles, chondrogenic condensations and interdigital regions of forelimb and hindlimb.