Probe:	Hox 1.2 probe
Probe preparation:	Antisense labelled with S35 RNA
Visualized with:	Autoradiography

Structure	Level	Pattern	Image	Note
TS9: embryo	Absent

Structure	Level	Pattern	Image	Note
TS11: embryo	Absent

Structure	Level	Pattern	Image	Note
TS13: embryo ectoderm	Present	Regionally restricted	2_Hox 1.2	Expression in posterior ectoderm. Expression in neural ectoderm and at the base of the allantois.
TS13: neural ectoderm	Present		2_Hox 1.2

Structure	Level	Pattern	Image	Note
TS19: vertebral cartilage condensation	Present	Regionally restricted	4_Hox 1.2	Expression in prevertebra begins approximately 4 to 5 segments posterior to that of Hox 1.3. Posterior expression boundaries are not clearly defined.
TS19: sclerotome condensation	Weak	Regionally restricted	4_Hox 1.2	Authors report lower levels in the vertebra centrum, centered around the notochord.
TS19: rib pre-cartilage condensation	Strong		4_Hox 1.2	Authors report maximum expression in ribs.
TS19: neural tube	Present		4_Hox 1.2

Structure	Level	Pattern	Image	Note
TS20: vertebral cartilage condensation	Present	Regionally restricted	5_Hox 1.2	Expression approximately 4 segments posterior to the Hox 1.3 expression boundary.
TS20: T1 vertebral cartilage condensation	Weak		5_Hox 1.2	Weak expression in the first thoracic prevertebra.
TS20: T2 vertebral cartilage condensation	Strong		5_Hox 1.2	Subsequently strong signals in the second thoracic prevertebra.
TS20: intestine	Present		5_Hox 1.2
TS20: metanephros	Present		5_Hox 1.2
TS20: stomach	Present		5_Hox 1.2
TS20: lung	Absent		5_Hox 1.2

Structure	Level	Pattern	Image	Note
TS20: rib pre-cartilage condensation	Present