Markup | Genome Research

Table 4.

Genetic Maps of Chromosome 21q

Study	No.mkrs^a	Spanning interval	Map length (cM)	∼Length on current map
Tanzi et al. 1988	13	D21S13E-D21S19	81	59
Warren et al. 1989	17	D21S13E-BCE1	121	59
Petersen et al. 1991	27	D21S13E/D21S16-COL6A1	144	59
Tanzi et al. 1992	27	D21S13E-CD18	102	59
McInnis et al. 1993	43	D21S215-D21S171	48	63
Dib et al. 1996	61	D21S1904-D21S1897	60	64
Broman et al. 1998	111	D21S1911-D21S2058	58	66
Lynn et al. 2000	187	D21S215-D21S1575	67	(67)

[i] Previously published recombination-based maps of 21q are shown in relationship with the finalized map in Fig. 1. ^aMkrs, markers.