Probe:	rat HNF1 cDNA
Probe preparation:	Antisense labelled with S35 RNA
Visualized with:	Autoradiography

Structure	Level	Pattern	Image	Note
TS18: liver	Present		1B
TS18: extraembryonic component	Present	Regionally restricted	1B	Positive signal detected over visceral endoderm of yolk sac.

Structure	Level	Pattern	Image	Note
TS20: liver	Present
TS20: gut	Present	Regionally restricted		Labelling in primary intestinal loops.
TS20: extraembryonic component	Present	Regionally restricted		Labelling in yolk sac.

Structure	Level	Pattern	Image	Note
TS24: liver	Present		2A/B
TS24: gut	Present	Regionally restricted	2A/B	Positive cells correspond to epithelial layer of the lumen of the intestine.
TS24: stomach	Absent		2A/B
TS24: duodenum	Absent		2A/B	Proximal duodenum was negative.
TS24: pancreas	Absent		2A/B
TS24: renal cortex	Present	Regionally restricted	2A/B	Labelling exclusively cortical, mostly confined to boundary with medulla; mostly associated with collecting tubules; glomeruli and mesenchymal cells were negative.
TS24: maturing glomerular tuft	Absent		2A/B
TS24: spleen	Weak		2A/B	Low amounts of transcript in the spleen.

Structure	Level	Pattern	Image	Note
TS24: gut	Present	Regionally restricted	2E/F	Positive cells correspond to epithelial layer of the lumen of the intestine.

Structure	Level	Pattern	Image	Note
TS24: brain	Absent			No positive signal was observed in any other tissues examined, including brain.

Structure	Level	Pattern	Image	Note
TS25: embryo	Present	Regionally restricted		Authors state that patterns of hybridization were similar to that seen at other stages.
TS25: thymus	Absent