Probe:	Tgfb2 probe2
Probe preparation:	Antisense labelled with digoxigenin RNA
Visualized with:	Alkaline phosphatase

Structure	Level	Pattern	Image	Note
TS11: intraembryonic coelom	Present	Regionally restricted	2A , 2B	Expression is in the epithelia of the coelomic cavity in the cardiogenic region.

Structure	Level	Pattern	Image	Note
TS11: intraembryonic coelom	Present	Regionally restricted	2C , 2D	Expression is in the epithelia of the coelomic cavity in the cardiogenic region.

Structure	Level	Pattern	Image	Note
TS12: intraembryonic coelom	Present	Regionally restricted	2G , 2H	Expression is in the epithelia of the coelomic cavity.
TS12: allantois	Present		2H , 2G
TS12: neural fold	Present		2H , 2G
TS12: somite	Present		2H , 2G	Expression is in some somites.

Structure	Level	Pattern	Image	Note
TS12: primitive heart tube	Weak	Regionally restricted	2I left	Myocardial expression is low in the early heart tube.

Structure	Level	Pattern	Image	Note
TS12: primitive heart tube	Weak	Regionally restricted	2I middle	Myocardial expression is low in the early heart tube.

Structure	Level	Pattern	Image	Note
TS12: primitive heart tube	Weak	Regionally restricted	2I right	Myocardial expression is low in the early heart tube.

Structure	Level	Pattern	Image	Note
TS13: neural ectoderm	Present		5A	The author describes expression as in the neural epithelium.
TS13: septum transversum	Present		5A	The author describes expression as in the neural epithelium.
TS13: head somite	Weak		5A

Structure	Level	Pattern	Image	Note
TS13: septum transversum	Very strong		5B
TS13: outflow tract	Present		5B	Expression is in the myocardial cells.

Structure	Level	Pattern	Image	Note
TS13: neural ectoderm	Present		5C embryo 2
TS13: septum transversum	Present		5C embryo 2
TS13: head somite	Weak		5C embryo 2
TS13: outflow tract	Present	Regionally restricted	5C embryo 2	Expresssion is in the myocardial cells.

Structure	Level	Pattern	Image	Note
TS14: outflow tract	Present	Regionally restricted	5E	Expression is myocardial.
TS14: mesenchyme derived from lateral plate	Present	Regionally restricted	5E	Expression extends caudally from the pharyngeal region. This is seen as two rods of expression on either side of the heart.

Structure	Level	Pattern	Image	Note
TS14: atrioventricular canal	Present	Regionally restricted	5F	Expression is myocardial.

Structure	Level	Pattern	Image	Note
TS15: trunk mesenchyme	Present	Regionally restricted	5G	Expression is in the lateral plate mesoderm.
TS15: forelimb bud mesenchyme	Present		5G

Structure	Level	Pattern	Image	Note
TS15: atrioventricular canal	Present	Regionally restricted	5H	Expression is more restricted than in 9.0dpc.
TS15: forelimb bud mesenchyme	Present		5H
TS15: trunk mesenchyme	Present	Regionally restricted	5H	Expression is in the lateral plate mesoderm.