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

Structure	Level	Pattern	Image	Note
TS13: neural fold	Present	Regionally restricted	1A	Expression was detected in the dorsal neural folds along the entire rostral-caudal axis of the embryo.

Structure	Level	Pattern	Image	Note
TS13: neural fold	Present	Regionally restricted	1B	Expression was strongest in the neuroepithelium at both the anterior and posterior neural folds.
TS13: embryo mesenchyme	Present	Regionally restricted	1B	Expression extended into the dorsal mesenchyme in the posterior region of the embryo.
TS13: 1st branchial arch mesenchyme	Present	Regionally restricted	1B	Expression extended into the dorsal mesenchyme at the first branchial arch.

Structure	Level	Pattern	Image	Note
TS14: head	Present	Regionally restricted	1C	Expression was detected in the frontonasal region around the telencephalon.
TS14: 1st branchial arch	Present		1C
TS14: 2nd branchial arch	Present		1C
TS14: heart	Absent		1C

Structure	Level	Pattern	Image	Note
TS14: future midbrain	Weak		1D
TS14: prosencephalon	Weak		1D

Structure	Level	Pattern	Image	Note
TS15: head	Weak	Regionally restricted	2A	Low levels of expression were detected in the frontonasal region.
TS15: 1st branchial arch	Weak	Regionally restricted	2A
TS15: 2nd branchial arch	Weak	Regionally restricted	2A
TS15: forelimb bud	Weak	Regionally restricted	2A

Structure	Level	Pattern	Image	Note
TS15: future brain	Present		2B	Expression was detected in neuroepithelium.
TS15: branchial arch mesenchyme	Present		2B

Structure	Level	Pattern	Image	Note
TS17: 1st branchial arch	Present		2C
TS17: 2nd branchial arch	Present		2C
TS17: limb	Present		2C
TS17: head	Present	Regionally restricted	2C	Expression was detected in the frontonasal region around the optic and telencephalic vesicles.
TS17: heart	Absent		2C

Structure	Level	Pattern	Image	Note
TS17: brain	Strong		2D	Expression was strong in neuroepithelium in the cranial region.
TS17: 1st branchial arch	Strong		2D