Probe:	Ret probe9
Probe preparation:	Antisense labelled with digoxigenin RNA
Visualized with:	Alkaline phosphatase

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	3A	Expression was detected in the 2 ampullae of the branching ureteric tips at the T-stage but is down-regulated in the stems.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	3A'	Expression was detected in the ureteric tips, including the seventh ureteric tip that is seen in 42% of kidneys.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	3B	Expression was detected in cells at the vertices of the emerging trifurcation of the ureteric tips but is down-regulated in the stems.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	3B'	Expression was detected in the ureteric tips, including the seventh ureteric tip that is seen in 42% of kidneys.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	3C	Expression was detected in the ureteric tips but is down-regulated in the stems.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	3C'	Expression was detected in the ureteric tips, including the seventh ureteric tip that is seen in 42% of kidneys.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	3D	Expression was detected in the 2 ampullae of the ureteric tips at the T-stage but is down-regulated in the stems.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	3D'	Expression was detected in the ureteric tips, including the seventh ureteric tip that is seen in 42% of kidneys.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	3E	Expression was detected in cells at the vertices of the emerging trifurcation of the ureteric tips but is down-regulated in the stems.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	3E'	Expression was detected in the ureteric tips, including the seventh ureteric tip that is seen in 42% of kidneys.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	3F	Expression was detected in the ureteric tips but was down-regulated in the stems.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	3F'	Expression was detected in the ureteric tips, including the seventh ureteric tip that is seen in 42% of kidneys.

Structure	Level	Pattern	Image	Note
TS19: ureteric bud	Present	Regionally restricted	4A	Expression was detected in the ureteric tips.

Structure	Level	Pattern	Image	Note
TS19: ureteric bud	Present	Regionally restricted	4B	Expression was detected in the ureteric tips as in wild type embryos.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	4E	Expression was detected in the ureteric tips.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	4F	Expression was detected in the ureteric tips, but the branching process appears to be retarded in mutants.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	4I	Expression was detected in the ureteric tips.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	4J	Expression was detected in the ureteric tips, but the branching process appears to be retarded in mutants.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	4M	Expression was detected in the ureteric tips.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	4N	Expression was detected in the ureteric tips, but the branching process appears to be retarded in mutants.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	6I	Expression was detected in the ureteric tips.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	6J	Expression was detected in the ureteric tips as in wild type embryos.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	6K	Expression was detected in the ureteric tips, but the branching process appears to be retarded in mutants.

Structure	Level	Pattern	Image	Note
TS20: primitive collecting duct	Present	Regionally restricted	6L	Expression was detected in the ureteric tips, but the branching process appears to be retarded in mutants.