Probe:	p48 cDNA
Probe preparation:	Antisense labelled with digoxigenin RNA

Structure	Level	Pattern	Image	Note
TS17: neural tube	Present	Regionally restricted	3A	Expression is as a thin stripe to the posterior end of the neural tube.
TS17: hindbrain	Present	Regionally restricted	3A	Expression is absent anterior to the myelencephalon (the anterior limit of expression is at the lower end of the rhombic lip) and is weak around the otic vesicle.
TS17: tail neural tube	Present		3A
TS17: visceral organ system	Weak	Regionally restricted	3A	Expression is as two small dots near the hepatic primordia.
TS17: dorsal root ganglion	Absent		3A
TS17: peripheral nervous system ganglion	Absent		3A

Structure	Level	Pattern	Image	Note
TS17: neural tube	Present	Regionally restricted	3B	Expression is as a thin stripe to the posterior end of the neural tube.
TS17: tail neural tube	Present		3B
TS17: dorsal root ganglion	Absent		3B

Structure	Level	Pattern	Image	Note
TS20: cerebellum primordium	Present		3C
TS20: dorsal root ganglion	Absent		3C
TS20: peripheral nervous system ganglion	Absent		3C

Structure	Level	Pattern	Image	Note
TS15: neural tube	Present	Regionally restricted	3D	Expression is in a narrow area slightly dorsal to the dorso-ventral border.

Structure	Level	Pattern	Image	Note
TS17: neural tube lateral wall	Present	Regionally restricted	3E	Expression is in an area slightly dorsal to the dorso-ventral border and expands dorsally and is strongest in the ventricular zone.
TS17: neural tube roof plate	Absent		3E

Structure	Level	Pattern	Image	Note
TS15: pancreas primordium dorsal bud	Present		3F
TS15: pancreas primordium ventral bud	Present		3F

Structure	Level	Pattern	Image	Note
TS20: metencephalon alar plate ventricular layer	Present		3G

Structure	Level	Pattern	Image	Note
TS13: embryo	Absent

Structure	Level	Pattern	Image	Note
TS15: future hindbrain	Present	Regionally restricted		Expression is in the myelencephalon.
TS15: neural tube	Present	Regionally restricted		Expression is at the cervical level.
TS15: dorsal root ganglion	Absent
TS15: peripheral nervous system ganglion	Absent

Structure	Level	Pattern	Image	Note
TS19: neural tube	Present	Regionally restricted		Expression is as a thin stripe to the posterior end of the neural tube.
TS19: myelencephalon lateral wall	Present	Regionally restricted		Expression is absent anterior to the myelencephalon and is weak around the otic vesicle.
TS19: tail neural tube	Present
TS19: dorsal root ganglion	Absent
TS19: peripheral nervous system ganglion	Absent