TABLE II. Cosmid diversity in in vitro culture.

Cosmid types	Among bacterial clones (%)
	A	B	C
	48 h after extraction from lesiona	Two months in cultureb	Four months in culturec
T1	2	0	0
T2	2	0	0
T3	40	25	0
T4	0	4	0
T5	30	22	0
T6	4	0	0
T7	2	0	0
T8	8	0	0
T9	8	4	0
T10	0	4	0
T11	2	0	0
T15	2	41	100

a: 48 bacterial clones analysed; b: 24 bacterial clones analysed; c: 24 bacterial clones analysed.