Probe:	Fgf15 cDNA2
Probe preparation:	RNA

Structure	Level	Pattern	Image	Note
TS13: future midbrain	Present		7A
TS13: rhombomere 1	Present		7A
TS13: rhombomere 3	Present		7A
TS13: future hindbrain	Present	Regionally restricted	7A	In the caudal hindbrain and the cervical spinal cord expression was localized in a continuous A-P domain that includes the dorsal neural folds.
TS13: future spinal cord	Present	Regionally restricted	7A	In the caudal hindbrain and the cervical spinal cord expression was localized in a continuous A-P domain that includes the dorsal neural folds.
TS13: future spinal cord neural plate	Absent		7A	No expression in the caudal-most regions of the neural plate.

Structure	Level	Pattern	Image	Note
TS14: future diencephalon	Present		7B
TS14: olfactory placode	Present		7B
TS14: prosencephalon	Present		7B
TS14: rhombomere 3	Present		7B	Expression was down-regulated compared to E8.5.
TS14: rhombomere 1	Present	Regionally restricted	7B	Expression in the dorsal region.

Structure	Level	Pattern	Image	Note
TS16: branchial arch endoderm	Present	Regionally restricted	7C	Expression in the pharyngeal endoderm.
TS16: future hindbrain	Present	Regionally restricted	7C	Expression at the borders between rhombomeres.
TS16: diencephalon	Present	Regionally restricted	7C	Expression in the dorsal thalamus with little or no expression in the ventral thalamus or epithalamus.
TS16: future midbrain	Weak	Regionally restricted	7C	Little or no expression was seen in the isthmus at the caudal end of the midbrain.
TS16: optic cup inner layer	Present		7C
TS16: rhombomere 1	Present	Regionally restricted	7C	Expression in the dorsal region.

Structure	Level	Pattern	Image	Note
TS17: hindbrain	Present	Regionally restricted	7D	Expression in the ventral hindbrain.
TS17: rhombomere 3	Present	Regionally restricted	7D	Expression in a dorsal stripe of cells.
TS17: branchial arch endoderm	Present	Regionally restricted	7D	Expression in the pharyngeal endoderm.
TS17: diencephalon	Present	Regionally restricted	7D	Expression in the dorsal thalamus with little or no expression in the ventral thalamus or epithalamus.
TS17: optic cup inner layer	Present		7D
TS17: rhombomere 1	Present	Regionally restricted	7D	Expression in the dorsal region.

Structure	Level	Pattern	Image	Note
TS10: embryo	Absent

Structure	Level	Pattern	Image	Note
TS11: neural ectoderm	Present

Structure	Level	Pattern	Image	Note
TS12: neural ectoderm	Present

Structure	Level	Pattern	Image	Note
TS15: tail	Present

Structure	Level	Pattern	Image	Note
TS16: diencephalon	Present	Regionally restricted	8A	Expression in the dorsal thalamus with little or no expression in the ventral thalamus or epithalamus.
TS16: future midbrain	Present		8A

Structure	Level	Pattern	Image	Note
TS15: future brain	Present	Regionally restricted	8B	Expression in the septum.
TS15: optic vesicle	Present		8B
TS15: optic cup inner layer	Present		8B

Structure	Level	Pattern	Image	Note
TS15: telencephalon	Present	Regionally restricted	8C	Expression in the septal area.
TS15: olfactory placode	Present		8C
TS15: future midbrain	Weak		8C	Little or no expression was seen in the isthmus at the caudal end of the midbrain.

Structure	Level	Pattern	Image	Note
TS15: future spinal cord	Present	Regionally restricted	8D	Expression was detected in a dorsal population of ventricular cells that includes the roof plate and in 1-2 cells located near the boundary of the alar and basal plates.