Probe:	pEL111
Probe preparation:	Antisense labelled with S35 RNA
Visualized with:	Autoradiography
Assay notes:	Probe detects boty type IIA and IIB transcripts.

Structure	Level	Pattern	Image	Note
TS21: vertebral cartilage condensation	Present	Uniform	5D	Uniform pattern of expression in entire mesenchymal population of developing vertebral bodies.

Structure	Level	Pattern	Image	Note
TS25: vertebra	Present	Widespread	5F	Expression in all chondrocytes including hypertrophic chondrocytes in the core of cartilage.

Structure	Level	Pattern	Image	Note
TS24: vertebra	Present	Uniform	5H

Structure	Level	Pattern	Image	Note
TS23: chondrocranium	Present	Ubiquitous	6B	Ubiquitous expression in cartilage of neurocranium and cervical vertebrae.
TS23: vertebra	Present	Ubiquitous	6B	Ubiquitous expression in cartilage of neurocranium and cervical vertebrae.

Structure	Level	Pattern	Image	Note
TS26: otic capsule	Strong	Widespread	6F	Widespread pattern of expression in cartilagnous otic capsule and supro-occipital cartilage.
TS26: otic cartilage	Strong	Widespread	6F	Widespread pattern of expression in cartilagnous otic capsule and supro-occipital cartilage.
TS26: inner ear epithelium	Present		6F	Expression in sensory and secretory epithelia of the inner ear.

Structure	Level	Pattern	Image	Note
TS24: chondrocranium	Strong	Regionally restricted	6I	Strong level of expression in calvarial mesenchyme.
TS24: diencephalon ventricular layer	Strong		6I
TS24: midbrain ventricular layer	Strong		6I

Structure	Level	Pattern	Image	Note
TS15: embryo	Present

Structure	Level	Pattern	Image	Note
TS19: limb mesenchyme	Present

Structure	Level	Pattern	Image	Note
TS21: Meckel's cartilage	Strong			Strong expression in mesenchymal condensation of Meckel's cartilage and later in the cartilage.
TS21: limb mesenchyme	Present
TS21: tail sclerotome	Present	Regionally restricted		Uniform expression in medial sclerotomal cells.

Structure	Level	Pattern	Image	Note
TS22: Meckel's cartilage	Strong	Uniform
TS22: rib cartilage condensation	Present	Widespread		Expression in entire chondrocyte population of developing ribs.

Structure	Level	Pattern	Image	Note
TS23: Meckel's cartilage	Strong	Uniform
TS23: rib	Present	Widespread		Expression in entire chondrocyte population of developing ribs.

Structure	Level	Pattern	Image	Note
TS24: mandible	Present