Probe:	Hey2 probe1
Probe preparation:	Antisense RNA

Structure	Level	Pattern	Image	Note
TS13: primitive ventricle	Present		2G

Structure	Level	Pattern	Image	Note
TS14: 1st branchial arch	Present		2H

Structure	Level	Pattern	Image	Note
TS15: primitive ventricle	Present		2I
TS15: branchial arch	Present		2I
TS15: otic pit	Present		2I

Structure	Level	Pattern	Image	Note
TS17: trigeminal ganglion	Strong		2J
TS17: spinal nerve	Strong		2J
TS17: cranial ganglion	Strong		2J	Expression is present in various cranial ganglia.

Structure	Level	Pattern	Image	Note
TS19: forelimb bud	Present	Regionally restricted	2K	Expression is observed at the posterior edge.
TS19: hindlimb bud	Present	Regionally restricted	2K	Expression is observed at the posterior edge.
TS19: trigeminal ganglion	Strong		2K
TS19: midbrain-hindbrain junction	Present		2K
TS19: spinal nerve	Strong		2K
TS19: maxillary process	Present	Regionally restricted	2K	Expression is present in the distal part of the maxillary arch.
TS19: mandibular process	Present	Regionally restricted	2K	Expression is present along the rostral mandibular arch.
TS19: latero-nasal process	Present	Regionally restricted	2K	Expression is present surrounding the lateral nasal processes.
TS19: cranial ganglion	Strong		2K	Expression is present in various cranial ganglia.

Structure	Level	Pattern	Image	Note
TS20: telencephalon	Strong		2L
TS20: spinal nerve	Strong		2L
TS20: skin	Present	Regionally restricted	2L	Expression is present surrounding the whisker follicles.

Structure	Level	Pattern	Image	Note
TS15: primitive ventricle	Present		3B
TS15: branchial arch	Present		3B

Structure	Level	Pattern	Image	Note
TS17: primitive ventricle cardiac muscle	Present		3D
TS17: common atrial chamber cardiac muscle	Absent		3D
TS17: cardiovascular system	Present	Regionally restricted	3D	Expression is present in the aortic sac.

Structure	Level	Pattern	Image	Note
TS15: somite	Present	Regionally restricted	4C	Expression is present in the posterior half of newly formed somites, with progressive downregulation as somites mature.
TS15: tail unsegmented mesenchyme	Present		4C

Structure	Level	Pattern	Image	Note
TS15: somite	Present	Regionally restricted	4D	Expression is present in the posterior half of newly formed somites, with progressive downregulation as somites mature.
TS15: tail unsegmented mesenchyme	Present		4D

Structure	Level	Pattern	Image	Note
TS25: sympathetic ganglion	Present	Regionally restricted	5G	Expression is present in the preaortic abdominal sympathetic ganglion.
TS25: abdominal aorta	Present		5G
TS25: peripheral nerve trunk	Present		5G

Structure	Level	Pattern	Image	Note
TS23: cerebral cortex	Present	Regionally restricted	5H	Expression is present in the outer layer (the matrix zone).

Structure	Level	Pattern	Image	Note
TS25: olfactory epithelium	Present	Regionally restricted	5I	Expression is present in the intermediate cell population of post-mitotic olfactory neurons.

Structure	Level	Pattern	Image	Note
TS25: vomeronasal organ	Present	Regionally restricted	5J	Expression is present in differentiated sensory epithelium.

Structure	Level	Pattern	Image	Note
TS25: cochlear duct epithelium	Present		5K
TS25: vestibulo-cochlear ganglion	Present		5K

Structure	Level	Pattern	Image	Note
TS25: lens fiber	Present		5L
TS25: neural retina	Present		5L