Table 3.

Mapping the loci associated with predisposition to different forms of depression in family studies using SNP panels of DNA markers.

Reference	Clinical phenotype	Chromosome	Candidate gene
(101)	Recurrent depression with early onset	15q25.3–26.2	NTRK3 (neurotrophin 3 receptor)
(102)	Recurrent depression, depression-predominant bipolar disorder	12q23	NA
(103)	Depression with early (31 years of age) onset; depression with anxiety	chromosomes 3centr, 7p and 18q	NA
(104)	Recurrent depression without symptoms of bipolar disorder	1p36, 12q23.3-q24.11 and 13q31.1-q31.3	NA
(105)	Depressive disorder	chromosomes 17 and 8	SLC6A4 (solute carrier family 6 member 4)