Table 1.

Characteristics of type 1 diabetic patients studied

Patient no.	Age, yr	Sex	Time from diagnosis	β cell function	Enteroviral infection of β cells	β cell destruction	Insulitis
1	26	F	—*	Impaired	Yes	No	Minor; dominated by NK cells; no evidence for autoreactive T cells
2	19	M	9 months	Partially lost	Yes	No	Minor; dominated by NK cells; no evidence for autoreactive T cells
3	15	F	1 week	Lost	Yes	Limited	Minor; dominated by NK cells; no evidence for autoreactive T cells
4	14	F	8 months	Lost	No	Yes	Moderate T cell infiltrate; no NK cells
5	5	M	1 week	Lost	No	Yes	Moderate T cell infiltrate; no NK cells
6	4	F	1 week	Lost	No	Yes	Moderate T cell infiltrate; no NK cells

M, male; F, female.

*Patient 1 was a recipient of a whole pancreas graft, which was removed after 38 months because of recurrent urinary tract infections.