Table 1. Frequency of LOH in cases of sporadic breast and ovarian carcinomas observed for markers at the 11q23–q24 locus.

	No. of cases with LOH/no. of informative cases (% LOH)
Locus (% HET)*†	Breast	Ovary	Total
D11S4094 (71)	5/14 (36)	3/11 (27)	9/25 (36)
D11S1353 (74)	5/14 (36)	5/16 (31)	10/30 (33)
D11S4144 (75)	5/19 (26)	2/16 (13)	7/35 (20)
D11S1328 (64)	7/16 (44)	5/13 (38)	12/29 (41)
D11S933 (82)	5/15 (33)	1/16 (6)	6/31 (19)
D11S934 (89)	2/14 (14)	3/18 (17)	5/32 (16)

^*Marker sequences available at www.ncbi.nlm.nih.gov.

^†Marker heterozygosities obtained from www.cephb.fr.