Probe:	Egr1 cDNA2
Probe preparation:	Antisense labelled with tritium (H3) RNA
Visualized with:	Autoradiography
Assay notes:	Probe was hydrolyzed by alkali treatment to approximately 150 nucleotides.

Structure	Level	Pattern	Image	Note
TS13: embryo ectoderm	Present		1A
TS13: embryo endoderm	Present		1A
TS13: embryo mesoderm	Present		1A

Structure	Level	Pattern	Image	Note
TS28: uterus	Weak		1A

Structure	Level	Pattern	Image	Note
TS17: gonad primordium	Present	Ubiquitous	1C
TS17: mesonephros	Present	Ubiquitous	1C
TS17: peritoneum	Present	Ubiquitous	1C
TS17: urogenital ridge	Present	Ubiquitous	1C

Structure	Level	Pattern	Image	Note
TS19: metanephric mesenchyme	Present		1G
TS19: dorsal mesogastrium	Present	Regionally restricted	1G	Expression is in the spleen.
TS19: abdominal segment of trunk	Present	Regionally restricted	1G	Expression is in the anterior abdominal wall.

Structure	Level	Pattern	Image	Note
TS21: renal cortex	Absent		2A
TS21: renal vesicle	Absent		2A
TS21: visceral epithelium of capillary loop renal corpuscle	Absent		2A

Structure	Level	Pattern	Image	Note
TS23: renal cortex	Absent		2E
TS23: renal vesicle	Absent		2E
TS23: visceral epithelium of capillary loop renal corpuscle	Absent		2E

Structure	Level	Pattern	Image	Note
TS24: renal cortex	Absent		2G
TS24: renal medulla	Absent		2G
TS24: renal vesicle	Absent		2G
TS24: visceral epithelium of capillary loop renal corpuscle	Absent		2G