Probe:	Fgfr2 cDNA1
Probe preparation:	Antisense labelled with S35 RNA

Structure	Level	Pattern	Image	Note
TS15: endocardial cushion	Present
TS15: endocardial lining	Present
TS15: limb ectoderm	Present
TS15: tracheal diverticulum epithelium	Present
TS15: sclerotome	Present	Regionally restricted		Expression was in the perichordal sclerotome.
TS15: myotome	Absent

Structure	Level	Pattern	Image	Note
TS17: apical ectodermal ridge	Present		2C
TS17: limb ectoderm	Present		2C
TS17: future spinal cord	Present	Regionally restricted	2C	Expression was detected in the ventricular layer and was not detected in the ventral horns.

Structure	Level	Pattern	Image	Note
TS20: forelimb	Present	Regionally restricted	2F	Expression continued in the ectoderm.
TS20: forelimb pre-cartilage condensation	Present		2F

Structure	Level	Pattern	Image	Note
TS24: epidermis	Present	Regionally restricted	3C	Expression was detected in the proliferating basal layer but not in the more mature keratinocytes of the upper layers of the epidermis.
TS24: vibrissa	Present	Regionally restricted	3C	Expression was detected in both the hair bulb and the dermal papilla.
TS24: vibrissa bulb	Present		3C

Structure	Level	Pattern	Image	Note
TS24: epidermis	Present	Regionally restricted	3E	Expression was detected in the proliferating basal layer but not in the more mature keratinocytes of the upper layers of the epidermis.

Structure	Level	Pattern	Image	Note
TS20: lung epithelium	Present		4C

Structure	Level	Pattern	Image	Note
TS24: bronchiole	Present	Regionally restricted	4F	Expression was detected in terminal bronchioles and not in the more proximal airways.

Structure	Level	Pattern	Image	Note
TS24: esophagus epithelium	Present		5C
TS24: trachea epithelium	Present		5C

Structure	Level	Pattern	Image	Note
TS20: stomach epithelium	Present		5F

Structure	Level	Pattern	Image	Note
TS24: stomach epithelium	Present		5I

Structure	Level	Pattern	Image	Note
TS17: esophagus epithelium	Present		6C
TS17: trachea epithelium	Present		6C
TS17: sclerotome	Present	Regionally restricted	6C	Expression was detected in the perichordal sclerotome.
TS17: myotome	Absent		6C
TS17: future spinal cord	Present	Regionally restricted	6C	Expression was detected in the ventricular layer and was not detected in the ventral horns.

Structure	Level	Pattern	Image	Note
TS20: esophagus epithelium	Present		6F
TS20: trachea epithelium	Present		6F
TS20: sclerotome	Present	Regionally restricted	6F	Expression was highest in the rostral half of the sclerotome.

Structure	Level	Pattern	Image	Note
TS24: collecting duct	Present	Regionally restricted	7C	Expression was detected in the epithelium of the metanephric collecting ducts.

Structure	Level	Pattern	Image	Note
TS24: perichondrium	Present		8C
TS24: periosteum	Present		8C
TS24: bone marrow	Present	Regionally restricted	8C	Expression was detected in cells in the degenerative matrix (presumptive marrow) between the hypertrophied cartilage and the newly forming bone.

Structure	Level	Pattern	Image	Note
TS24: incisor enamel organ	Strong	Regionally restricted	8F	Expression was high in the ameloblast layer.
TS24: incisor dental papilla	Absent		8F

Structure	Level	Pattern	Image	Note
TS20: endocardial cushion	Present		9C
TS20: endocardial lining	Present		9C

Structure	Level	Pattern	Image	Note
TS24: atrioventricular valve	Present		9F
TS24: semilunar valve	Present		9F

Structure	Level	Pattern	Image	Note
TS15: future hindbrain	Present	Regionally restricted	10C	Expression was detected in the ventricular layer of the mesencephalon and myelencephalon.
TS15: future midbrain	Present	Regionally restricted	10C	Expression was detected in the ventricular layer of the mesencephalon and myelencephalon.

Structure	Level	Pattern	Image	Note
TS17: midbrain ventricular layer	Present
TS17: hindbrain ventricular layer	Present			Expression was detected in the ventricular layer of the myelencephalon.

Structure	Level	Pattern	Image	Note
TS24: brain ventricular layer	Present		10F

Structure	Level	Pattern	Image	Note
TS24: choroid plexus	Present		10I

Structure	Level	Pattern	Image	Note
TS24: trigeminal ganglion	Weak	Diffuse	10L