Probe:	Mul probe
Probe preparation:	Antisense labelled with digoxigenin RNA
Visualized with:	Alkaline phosphatase

Structure	Level	Pattern	Image	Note
TS13: embryo	Absent
TS13: extraembryonic component	Absent

Structure	Level	Pattern	Image	Note
TS15: embryo	Trace	Uniform
TS15: extraembryonic component	Trace	Uniform

Structure	Level	Pattern	Image	Note
TS17: embryo	Trace	Uniform
TS17: extraembryonic component	Trace	Uniform

Structure	Level	Pattern	Image	Note
TS19: left lung rudiment lobar bronchus epithelium	Present		1A
TS19: main bronchus epithelium	Present		1A

Structure	Level	Pattern	Image	Note
TS19: retina	Present	Regionally restricted	1B	Expression is in the innermost cells of the optic cup adjacent to the lens.

Structure	Level	Pattern	Image	Note
TS22: sympathetic ganglion	Strong		1C
TS22: trigeminal ganglion	Strong		1C

Structure	Level	Pattern	Image	Note
TS22: dorsal root ganglion	Strong	Uniform	1D
TS22: liver	Strong	Uniform	1D
TS22: sympathetic ganglion	Strong	Uniform	1D
TS22: trigeminal ganglion	Strong	Uniform	1D
TS22: skin	Present	Uniform	1D	The authors describe expression in the surface ectoderm.

Structure	Level	Pattern	Image	Note
TS22: stomach epithelium	Strong		1E
TS22: midgut epithelium	Strong		1E
TS22: pancreas	Present	Regionally restricted	1E	Expression is in the epithelium.

Structure	Level	Pattern	Image	Note
TS22: esophagus epithelium	Strong		1F
TS22: submandibular gland primordium epithelium	Present		1F
TS22: thyroid gland	Present	Regionally restricted	1F	Expression is in the epithelial sites.

Structure	Level	Pattern	Image	Note
TS22: lens epithelium	Present		1G
TS22: neural retinal epithelium	Present		1G
TS22: optic nerve	Absent		1G

Structure	Level	Pattern	Image	Note
TS22: lens epithelium	Present		1H
TS22: neural retinal epithelium	Present		1H
TS22: optic nerve	Absent		1H

Structure	Level	Pattern	Image	Note
TS22: olfactory epithelium	Present		1I
TS22: skin	Present		1I	The author describes expression in the surface ectoderm.

Structure	Level	Pattern	Image	Note
TS22: lobar bronchus	Present	Regionally restricted	1J	Expression is in the epithelium.
TS22: main bronchus epithelium	Present		1J

Structure	Level	Pattern	Image	Note
TS22: early nephron	Present	Regionally restricted	1K	Expression is in the epithelium.
TS22: mesenchyme of metanephros	Present	Regionally restricted	1K	Expression is in the comma- and s-shaped bodies that are formed following the mesenchymal to epithelial transformation of the mesenchyme around the ureteric bud.
TS22: adrenal cortex	Present		1K
TS22: adrenal medulla	Absent		1K

Structure	Level	Pattern	Image	Note
TS22: nephric duct of male, mesonephric portion	Present		1L
TS22: seminiferous cord	Present		1L

Structure	Level	Pattern	Image	Note
TS22: vibrissa	Present	Regionally restricted	1M	Expression is in the placodes.