Antibody:

antibody A

Structure	Level	Pattern	Image	Note
TS28: decidua	Present	Regionally restricted	2A	Expression is in the outer margins of the decidua and close to the avascular region bordering the yolk sac cavity.

Structure	Level	Pattern	Image	Note
TS10: Reichert's membrane	Strong		2B
TS10: embryo	Absent		2B

Structure	Level	Pattern	Image	Note
TS19: atrium cardiac muscle	Present	Uniform	3B
TS19: ventricle cardiac muscle	Present	Uniform	3B
TS19: atrioventricular canal	Weak		3B	Weak staining in the atrioventricular canal and outflow tract endocardial cushions.
TS19: endocardial cushion	Weak		3B	Weak staining in the atrioventricular canal and outflow tract endocardial cushions.
TS19: outflow tract	Weak		3B	Weak staining in the atrioventricular canal and outflow tract endocardial cushions.

Structure	Level	Pattern	Image	Note
TS19: atrium cardiac muscle	Present	Uniform	3C
TS19: ventricle cardiac muscle	Present	Uniform	3C
TS19: atrioventricular canal	Weak		3C	Weak staining in the atrioventricular canal and outflow tract endocardial cushions.
TS19: endocardial cushion	Weak		3C	Weak staining in the atrioventricular canal and outflow tract endocardial cushions.
TS19: outflow tract	Weak		3C	Weak staining in the atrioventricular canal and outflow tract endocardial cushions.

Structure	Level	Pattern	Image	Note
TS19: atrioventricular canal	Weak		3D	Weak staining in the atrioventricular canal and outflow tract endocardial cushions.
TS19: endocardial cushion	Weak		3D	Weak staining in the atrioventricular canal and outflow tract endocardial cushions.
TS19: outflow tract	Weak		3D	Weak staining in the atrioventricular canal and outflow tract endocardial cushions.

Structure	Level	Pattern	Image	Note
TS20: atrium cardiac muscle	Present		3F
TS20: right ventricle cardiac muscle	Present		3F
TS20: dorsal aorta	Absent		3F
TS20: pulmonary artery	Absent		3F

Structure	Level	Pattern	Image	Note
TS20: right ventricle cardiac muscle	Present		3G
TS20: dorsal aorta	Absent		3G

Structure	Level	Pattern	Image	Note
TS23: heart left ventricle	Present		4A
TS23: interventricular septum	Present		4A
TS23: left atrium	Present		4A
TS23: left superior vena cava	Present		4A
TS23: right atrium	Present		4A
TS23: heart right ventricle	Present		4A , 4B
TS23: ascending aorta	Weak		4B , 4A
TS23: pulmonary trunk	Absent		4A , 4B

Structure	Level	Pattern	Image	Note
TS23: interventricular septum	Present	Regionally restricted	4D , 4C	Expression is in the muscular part, absent in the membranous region.
TS23: mitral valve	Absent		4D , 4C
TS23: tricuspid valve	Absent		4D , 4C

Structure	Level	Pattern	Image	Note
TS23: cardiac muscle tissue	Present	Regionally restricted	4E

Structure	Level	Pattern	Image	Note
TS19: esophagus epithelium	Present		6A
TS19: left atrium	Present		6A
TS19: right atrium	Present		6A
TS19: trachea epithelium	Absent		6A
TS19: dorsal aorta	Absent		6A	Absent in the thoracic aorta.

Structure	Level	Pattern	Image	Note
TS19: lung epithelium	Present		6B
TS19: lung vascular element	Absent		6B

Structure	Level	Pattern	Image	Note
TS23: bronchus	Present	Regionally restricted	6C	Expression is in the epithelia of the segmental bronchi.
TS23: lobar bronchus epithelium	Absent		6C

Structure	Level	Pattern	Image	Note
TS20: esophagus epithelium	Present		7A
TS20: esophagus	Present	Regionally restricted	7A	Expression is in smooth muscle.
TS20: stomach epithelium	Weak		7A

Structure	Level	Pattern	Image	Note
TS20: esophagus epithelium	Present		7B
TS20: esophagus	Present	Regionally restricted	7B	Expression is in smooth muscle.

Structure	Level	Pattern	Image	Note
TS19: head mesenchyme	Strong	Regionally restricted	8A	Expression is between ventricles III and IV.

Structure	Level	Pattern	Image	Note
TS20: pre-cartilage condensation	Present	Regionally restricted	8B	Expression is in pre-cartilaginous primordia in the first branchial arch.
TS20: heart	Present		8B
TS20: latero-nasal process mesenchyme	Present		8B
TS20: main bronchus	Present		8B
TS20: mandible primordium	Present		8B

Structure	Level	Pattern	Image	Note
TS20: midgut epithelium	Present		8C
TS20: notochord	Present		8C
TS20: sclerotome	Present		8C

Structure	Level	Pattern	Image	Note
TS20: hindgut	Absent

Structure	Level	Pattern	Image	Note
TS20: gonad	Present		9A
TS20: notochord	Present		9A
TS20: vertebral pre-cartilage condensation	Present		9A
TS20: trunk	Present	Single cells	9A	Expression is in a few cells in the dorsal mesentery between the caudal tips of the lung buds and more extensively around the ventrolateral walls of the aorta.
TS20: body wall	Present	Regionally restricted	9A	Expression is in the posterior body wall between the dorsal aorta and the urogenital ridge.
TS20: metanephros	Absent		9A

Structure	Level	Pattern	Image	Note
TS20: trunk	Present	Regionally restricted	9B	Expression is around the ventrolateral walls of the aorta.
TS20: body wall	Present	Regionally restricted	9B	Expression is between the dorsal aorta and the urogenital ridge.