Probe:	CD99L2 cDNA
Probe preparation:	Antisense labelled with digoxigenin RNA

Structure	Level	Pattern	Image	Note
TS20: cerebral cortex subventricular zone	Present		4Aa	Expression is present in the neurons.

Structure	Level	Pattern	Image	Note
TS20: dorsal root ganglion	Present	Regionally restricted	4Ab	Expression is present in the neurons.

Structure	Level	Pattern	Image	Note
TS20: cortical plate	Present
TS20: spinal cord	Present

Structure	Level	Pattern	Image	Note
TS28: cerebral cortex	Present		4Ac
TS28: hippocampus	Present		4Ac

Structure	Level	Pattern	Image	Note
TS28: dentate gyrus	Present		4Ad

Structure	Level	Pattern	Image	Note
TS28: cerebral cortex	Present	Regionally restricted	4Ae	Expression is present in the neurons.

Structure	Level	Pattern	Image	Note
TS28: cerebellum	Present		4Af
TS28: pons	Present		4Af

Structure	Level	Pattern	Image	Note
TS28: cerebellum Purkinje cell layer	Present		4Ag
TS28: cerebellum granule cell layer	Present		4Ag

Structure	Level	Pattern	Image	Note
TS28: midbrain	Present		4Ah

Structure	Level	Pattern	Image	Note
TS28: pons	Present		4Ai

Structure	Level	Pattern	Image	Note
TS28: optic nerve	Present	Regionally restricted	4Aj	Expression is present in the glial cells.

Structure	Level	Pattern	Image	Note
TS28: choroid plexus	Present		4Ak

Structure	Level	Pattern	Image	Note
TS28: thymus cortex	Present		4Al

Structure	Cell Type	Level	Pattern	Image	Note
TS28: Sertoli cell	Sertoli cell	Present		4Am

Structure	Level	Pattern	Image	Note
TS28: ovary stratum granulosum	Present		4An
TS28: ovary theca	Present		4An

Structure	Level	Pattern	Image	Note
TS28: hair follicle	Present		4Ao

Structure	Level	Pattern	Image	Note
TS20: thymus primordium	Strong	Regionally restricted		Expression is present in the cortical thymocytes.
TS20: nervous system	Present	Non-Uniform		There is strong expression in neurons and ganglion cells; there is weak expression in glial cells.
TS20: heart	Weak
TS20: liver	Weak
TS20: lung	Weak
TS20: metanephros	Strong
TS20: alimentary system	Absent			No expression was detected in the GI tract.
TS20: oral region gland	Strong	Regionally restricted		There is strong expression in the salivary gland.
TS20: skeletal muscle	Weak
TS20: skin	Strong	Regionally restricted		There is strong expression in the hair follicle of the skin and in fat.

Structure	Cell Type	Level	Pattern	Image	Note
TS28: thymus cortex		Strong
TS28: spleen white pulp		Weak	Regionally restricted		There is focal expression.
TS28: nervous system		Present	Non-Uniform		There is strong expression in neurons and weak expression in glial cells.
TS28: germ cell of testis		Strong
TS28: Sertoli cell	Sertoli cell	Strong
TS28: Leydig cell	Leydig cell	Moderate	Regionally restricted
TS28: ovary stratum granulosum		Strong			There is strong expression in the granulosa cells.
TS28: ovary theca		Weak			There is weak expression in the theca cells.
TS28: heart		Weak	Regionally restricted		There is focal expression.
TS28: liver		Weak	Regionally restricted		There is focal expression.
TS28: lung		Weak	Regionally restricted		There is focal expression.
TS28: pancreas		Weak	Regionally restricted		There is focal expression.
TS28: metanephros		Strong
TS28: alimentary system		Absent			No expression was detected in the GI tract.
TS28: skeletal muscle		Weak	Regionally restricted		There is focal expression.