Probe:	NRD convertase probe
Probe preparation:	labelled with S35 DNA
Visualized with:	Autoradiography

Structure	Level	Pattern	Image	Note
TS11: embryo	Absent			Expression undetectable above background.

Structure	Level	Pattern	Image	Note
TS12: embryo	Absent			Expression undetectable above background.

Structure	Level	Pattern	Image	Note
TS17: spinal ganglion	Strong		4a	High levels of expression in spinal ganglia.
TS17: branchial arch	Present		4a	Lower levels of expression in branchial arches.
TS17: hepatic primordium	Present		4a	Lower levels of expression in hepatobiliary complex.
TS17: fronto-nasal process	Present		4a	Lower levels of expression in fronto nasal prominence.

Structure	Level	Pattern	Image	Note
TS17: forebrain	Strong		4b	High levels of expression in central nervous system.
TS17: future spinal cord	Strong		4b	High levels of expression in central nervous system.
TS17: branchial arch	Present		4b	Lower levels of expression in branchial arches.
TS17: limb bud	Present		4b	Lower levels of expression in limb buds .

Structure	Level	Pattern	Image	Note
TS17: diencephalon	Strong		4c	High levels of expression in central nervous system and spinal ganglia..
TS17: spinal ganglion	Strong		4c	High levels of expression in central nervous system and spinal ganglia..
TS17: telencephalon	Strong		4c	High levels of expression in central nervous system and spinal ganglia..
TS17: hepatic primordium	Present		4c	Lower levels of expression in hepatobiliary complex.
TS17: nasal pit	Present		4c

Structure	Level	Pattern	Image	Note
TS17: future spinal cord	Strong		4d	High levels of expression in central nervous system and cephalic ganglia.
TS17: trigeminal ganglion	Strong		4d	High levels of expression in central nervous system and cephalic ganglia.
TS17: branchial arch	Present		4d	Lower levels of expression in branchial arches.

Structure	Level	Pattern	Image	Note
TS20: spinal ganglion	Strong		4e	High levels of expression in central nervous system, and in spinal and cephalic ganglia persisted at E12.5.
TS20: telencephalon	Strong		4e	High levels of expression in central nervous system, and in spinal and cephalic ganglia persisted at E12.5.
TS20: trigeminal ganglion	Strong		4e	High levels of expression in central nervous system, and in spinal and cephalic ganglia persisted at E12.5.
TS20: vestibulo-cochlear ganglion complex	Strong		4e	High levels of expression in central nervous system, and in spinal and cephalic ganglia persisted at E12.5.
TS20: liver	Present		4e	Lower levels of expression in hepatobiliary complex.

Structure	Level	Pattern	Image	Note
TS20: diencephalon	Strong		4f	High levels of expression in central nervous system persisted at E12.5.
TS20: metencephalon	Strong		4f	High levels of expression in central nervous system persisted at E12.5.
TS20: midbrain	Strong		4f	High levels of expression in central nervous system persisted at E12.5.
TS20: liver	Present		4f	Lower levels of expression in hepatobiliary complex.
TS20: lung	Present		4f
TS20: genital tubercle	Present		4f	Lower levels of expression in gut and genital eminence.
TS20: gut	Present		4f	Lower levels of expression in gut and genital eminence.

Structure	Level	Pattern	Image	Note
TS20: diencephalon	Strong		4g	High levels of expression in central nervous system persisted at E12.5.
TS20: telencephalon	Strong		4g	High levels of expression in central nervous system persisted at E12.5.
TS20: fronto-nasal process	Present		4g	Lower levels of expression in fronto-nasal process.

Structure	Level	Pattern	Image	Note
TS20: spinal cord	Strong		4h	High levels of expression in central nervous system and in spinal ganglia persisted at E12.5.
TS20: spinal ganglion	Strong		4h	High levels of expression in central nervous system and in spinal ganglia persisted at E12.5.

Structure	Level	Pattern	Image	Note
TS24: spinal ganglion	Strong		4i	High levels of expression in central nervous system and in spinal ganglia persisted at E16.5.
TS24: telencephalon	Strong		4i	High levels of expression in central nervous system and in spinal ganglia persisted at E16.5.
TS24: liver	Present		4i	At E16.5, expression was ubiquitously detectable, at somewhat variable levels, but generally lower than in neural system.
TS24: lung	Present		4i	At E16.5, expression was ubiquitously detectable, at somewhat variable levels, but generally lower than in neural system.
TS24: metanephros	Present		4i	At E16.5, expression was ubiquitously detectable, at somewhat variable levels, but generally lower than in neural system.
TS24: pancreas	Present		4i	At E16.5, expression was ubiquitously detectable, at somewhat variable levels, but generally lower than in neural system.

Structure	Level	Pattern	Image	Note
TS24: diencephalon	Strong		4j	High levels of expression in central nervous system, persisted at E16.5.
TS24: midbrain	Strong		4j	High levels of expression in central nervous system, persisted at E16.5.
TS24: spinal cord	Strong		4j	High levels of expression in central nervous system, persisted at E16.5.
TS24: tongue	Present		4j	At E16.5, expression was ubiquitously detectable, at somewhat variable levels, but generally lower than in neural system.

Structure	Level	Pattern	Image	Note
TS24: trigeminal ganglion	Strong		4k	High levels of expression in cephalic ganglia persisted at E16.5.
TS24: liver	Present		4k	At E16.5, expression was ubiquitously detectable, at somewhat variable levels, but generally lower than in neural system.

Structure	Level	Pattern	Image	Note
TS24: spinal cord	Strong		4l	High levels of expression in central nervous system, persisted at E16.5.
TS24: lung	Present		4l	At E16.5, expression was ubiquitously detectable, at somewhat variable levels, but generally lower than in neural system.