Table 1.

Expression of Bsk ligands in developing mouse nervous system

	Ligand protein	Ligand mRNA
		Elf-1	Lerk3	AL-1/Lerk7
Superior colliculus	++	++	0	0
Inferior colliculus	+++	0	0	+++
Lateral septum	++	++	++	++
Hypothalamus	+++	0	0	++
Thalamus	0	0	0	+
Hippocampus	0	0	+	0
Nasal neuroepithelium	+++	0	+++	+
Cerebral cortex	+	+	+	+
Spinal cord	+	+	+	+