Table 1.

The percentage of examined chromosome pairs Bd1, Bd2 and Bd3 with absence of DNA methylation in distal chromosome regions of individual cells

	4 terminal regions unmethylated	3 terminal regions unmethylated	2 terminal regions unmethylated	1 terminal region unmethylated	All terminal regions methylated
Bd1a	32	18	23	16	11
Bd2b	30	13	33	17	7
Bd3c	20	12	28	36	4

Percentages in rows sum to 100%

^a95 chromosome pairs examined

^b30 chromosome pairs examined

^c25 chromosome pairs examined