TABLE 1.

Genotypes and phenotypes of Southampton outbreak isolates

Isolate no.	FAFLP	MLSTb	Variable allele sequence typea			PFGEc	Phenotype	Isolate source
			porA allele	porB allele	tpbB allele
1	Ia	50	5a,10d	2-37	2	A1	C:NT:P1.5	Patient
3	Ia	50	5a,10d	2-37	2	A1	C:NT:P1.5	Patient
4	Ib	11	5,2d	2-36	2	A1	C:2a:NT	Patient
5	Ia	50	5a,10d	2-37	2	A1	C:NT:P1.5	Patient
6	II	51	19d,15	2-38	1	C	C:2a:P1.5	Carrier
7	III	11	5,2	2-39	1	B1	C:NT:P1.5,2	Carrier
8	IV	52	NA	2-2	1	B21	C:2a:NT	Carrier
9	Ib	11	5,2d	2-36	2	A1	C:2a:NT	Patient contact
10	V	NDe	ND	ND	ND	D	B:21:P1.1	Carrier

^aMLST 11 and 50 to 52 are ET37-like isolates. 

^bResults obtained from Feavers et al. (7). 

^cPFGE data, kindly supplied by the Meningococcal Reference Unit (Manchester Public Health Laboratory) were obtained by the methods described by Feavers et al. (7) using SpeI, NheI, and SfiI. 

^dThis allele contained insertion sequence IS1301. 

^eND, not determined.