Probe:	IMAGE clone 402778
Probe preparation:	labelled with digoxigenin RNA

Structure	Level	Pattern	Image	Note
TS17: brain	Present		4A
TS17: mesonephric tubule	Present		4A
TS17: nasal process	Present		4A
TS17: otocyst	Present		4A
TS17: neural tube	Present	Regionally restricted	4A	Expression was detected in the dorsal neural tube.
TS17: branchial groove	Present	Regionally restricted	4A	Expression was detected in epithelia of the branchial clefts.

Structure	Level	Pattern	Image	Note
TS17: mesonephric tubule	Present		4B
TS17: neural tube	Present	Regionally restricted	4B	Expression was detected in the dorsal half of the neural tube.

Structure	Level	Pattern	Image	Note
TS19: ureteric bud	Present		4C

Structure	Level	Pattern	Image	Note
TS19: ureteric bud	Present		4D

Structure	Level	Pattern	Image	Note
TS22: s-shaped body	Present		4E
TS22: ureter	Present		4E	Expression was detected in the ureter stalk.
TS22: ureteric tip	Absent		4E	Expression was not in the branching ureteric bud.
TS22: nephric duct of male, mesonephric portion	Present		4E
TS22: paramesonephric duct of male	Present		4E

Structure	Level	Pattern	Image	Note
TS22: s-shaped body	Present		4F
TS22: ureter	Present	Regionally restricted	4F	Expression was detected in the ureter stalk.
TS22: ureteric tip	Absent		4F	Expression was not in the branching ureteric bud.

Structure	Level	Pattern	Image	Note
TS23: s-shaped body	Present		4G
TS23: collecting duct	Present	Regionally restricted	4G	Expression was detected in the ureteric bud-derived collecting system.
TS23: early nephron	Present	Regionally restricted	4G	Expression was detected in the epithelia of the developing nephrons at the periphery of the kidney.

Structure	Level	Pattern	Image	Note
TS25: early nephron	Present	Regionally restricted		Expression was detected in the epithelia of the developing nephrons at the periphery of the kidney.
TS25: collecting duct	Present