Table 1.

Detailed information about the three introgressed chromosomal segments on chromosome 3, 4, and 7 (7–1) as well as the linked and unlinked genotyped QTL control regions [on chromosome 7 (7–2) and 20] in the chicken introgression line.

Chromosome	Region size (Mbp)	Region interval1 (Mbp)	SNP informativity2			Recombination rate (cM/Mbp)
			n	Range	Mean
3	14.5	27.5–42.0	7	0.65–1.00	0.87	2.28
4	8.3	9.4–17.7	10	0.89–1.00	0.99	3.87
7–1	12.4	17.3–29.7	11	0.72–1.00	0.93	2.82
7–2	4.9	32.6–37.5	3	0.83–1.00	0.94	–
20	–	9.2	1	1.00	–	–

¹Pettersson et al., 2011; Besnier et al., 2011.

²Informativity defined as the allele frequency difference between lines estimated by genotyping 10 LWS and 48 HWS individuals from the pure HWS and LWS Virginia line breeding populations.