Probe:	Notch1 cDNA1
Probe preparation:	Antisense labelled with digoxigenin RNA
Visualized with:	Alkaline phosphatase

Structure	Level	Pattern	Image	Note
TS10: embryo	Present	Regionally restricted	1A	Expression is in the notochord.

Structure	Level	Pattern	Image	Note
TS11: blood island	Present		1E
TS11: embryo mesoderm	Present	Regionally restricted	1E	Expression is just anterior to the node and within cells of the posterior mesoderm.

Structure	Level	Pattern	Image	Note
TS11: notochordal plate	Present		2_upper
TS11: embryo mesoderm	Present	Regionally restricted	2_upper	Expression is in isolated groups of cells withing the splanchnic mesoderm.
TS11: neural fold	Present	Regionally restricted	2_upper	Expression is ventral.
TS11: mesenchyme derived from head mesoderm	Weak		2_upper

Structure	Level	Pattern	Image	Note
TS12: trunk unsegmented mesenchyme	Strong	Regionally restricted	3A	At the anterior limit of the streak just caudal to the most recently formed somite.
TS12: somite	Strong	Regionally restricted	3A	Expression is in the dorso-medial region.
TS12: endocardial tube	Present		3A

Structure	Level	Pattern	Image	Note
TS15: branchial arch	Present	Regionally restricted	4A	Expression is in the epibranchial placodes.
TS15: otic pit	Present		4A
TS15: trigeminal preganglion	Present		4A
TS15: otocyst	Present	Regionally restricted	4A	Expression is ventral and in a few cells more caudal.
TS15: diencephalon	Present		4A
TS15: future forebrain	Strong	Regionally restricted	4A	Expression is in the region separating the ventral telencephalon and the otpic stalk.
TS15: cranial preganglion	Present	Regionally restricted	4A	Expression is in the lateral margins of the newly formed ganglia.

Structure	Level	Pattern	Image	Note
TS15: migrating neural crest	Present		4D
TS15: olfactory placode	Present		4D

Structure	Level	Pattern	Image	Note
TS15: 3rd branchial arch mesenchyme derived from neural crest	Present	Regionally restricted	4E	Expression was detected within the third epibranchial placode and also within placode-derived cells that have begun migrating to the site of the vestibuloacoustic (VII/VIII) ganglion anlage.
TS15: facio-acoustic preganglion complex	Present	Regionally restricted	4E	Expression was detected within the third epibranchial placode and also within placode-derived cells that have begun migrating to the site of the vestibuloacoustic (VII/VIII) ganglion anlage.

Structure	Level	Pattern	Image	Note
TS17: dorsal root ganglion	Present		5A
TS17: neural tube roof plate	Present		5A
TS17: somite	Weak		5A

Structure	Level	Pattern	Image	Note
TS17: eye mesenchyme	Present	Regionally restricted	5D	Expression is between the surface and lens epithelium.
TS17: peripheral nerve trunk	Absent		5D