Probe:	Wdr1 probe1
Probe preparation:	labelled with digoxigenin RNA
Visualized with:	Alkaline phosphatase

Structure	Level	Pattern	Image	Note
TS15: embryo	Present	Ubiquitous	2C
TS15: embryo endoderm	Strong		2C	High levels of expression in heart, pharyngeal mesoderm, splanchnic mesoderm and endoderm
TS15: heart	Strong		2C	High levels of expression in heart, pharyngeal mesoderm, splanchnic mesoderm and endoderm
TS15: mesenchyme derived from splanchnopleure	Strong		2C	High levels of expression in heart, pharyngeal mesoderm, splanchnic mesoderm and endoderm
TS15: pharynx mesenchyme	Strong		2C	High levels of expression in heart, pharyngeal mesoderm, splanchnic mesoderm and endoderm

Structure	Level	Pattern	Image	Note
TS15: embryo	Present	Ubiquitous	2D
TS15: embryo endoderm	Strong		2D	High levels of expression in heart, pharyngeal mesoderm, splanchnic mesoderm and endoderm
TS15: heart	Strong		2D	High levels of expression in heart, pharyngeal mesoderm, splanchnic mesoderm and endoderm
TS15: mesenchyme derived from splanchnopleure	Strong		2D	High levels of expression in heart, pharyngeal mesoderm, splanchnic mesoderm and endoderm
TS15: pharynx mesenchyme	Strong		2D	High levels of expression in heart, pharyngeal mesoderm, splanchnic mesoderm and endoderm

Structure	Level	Pattern	Image	Note
TS13: embryo	Present	Widespread	2E E8.5 (upper)	Expression in nearly all cells and tissues from E8.5 to E9.5.

Structure	Level	Pattern	Image	Note
TS13: outflow tract distal part	Strong		2E E8.5 (lower)	Expression much higher in splanchnic mesoderm and distal outflow tract than in proximal outflow tract and ventricles.
TS13: splanchnopleure	Strong		2E E8.5 (lower)	Expression much higher in splanchnic mesoderm and distal outflow tract than in proximal outflow tract and ventricles.
TS13: primitive ventricle	Present		2E E8.5 (lower)	Expression much higher in splanchnic mesoderm and distal outflow tract than in proximal outflow tract and ventricles.

Structure	Level	Pattern	Image	Note
TS14: embryo	Present	Widespread	2E E8.75 (upper)	Expression in nearly all cells and tissues from E8.5 to E9.5.

Structure	Level	Pattern	Image	Note
TS14: mesenchyme derived from splanchnopleure	Strong		2E E8.75 (lower)	Expression much higher in splanchnic mesoderm and distal outflow tract than in proximal outflow tract and ventricles.
TS14: outflow tract distal part	Strong		2E E8.75 (lower)	Expression much higher in splanchnic mesoderm and distal outflow tract than in proximal outflow tract and ventricles.
TS14: primitive ventricle	Present		2E E8.75 (lower)	Expression much higher in splanchnic mesoderm and distal outflow tract than in proximal outflow tract and ventricles.

Structure	Level	Pattern	Image	Note
TS15: embryo	Present	Widespread	2E E9.5 (upper)	Expression in nearly all cells and tissues from E8.5 to E9.5.

Structure	Level	Pattern	Image	Note
TS15: mesenchyme derived from splanchnopleure	Strong		2E E9.5 (lower)	Expression much higher in splanchnic mesoderm and distal outflow tract than in proximal outflow tract and ventricles.
TS15: outflow tract distal part	Strong		2E E9.5 (lower)	Expression much higher in splanchnic mesoderm and distal outflow tract than in proximal outflow tract and ventricles.
TS15: primitive ventricle	Present		2E E9.5 (lower)	Expression much higher in splanchnic mesoderm and distal outflow tract than in proximal outflow tract and ventricles.