TABLE 1.

Serological screen of anti-K8.1 antibody in KS patients

Source of sera
	Immunoblot assay					Immunofluoresence assay
	No. of patients with intensitya of:				No. of patients with antibody to K8.1	No. of patients with intensity of:		No. of patients with antibody to K8.1
	−	+	++	+++		−	+
KS-positive patients (n = 20)	2	3	4	10	18	4	16	16
KS-negative controls (n = 10)	10	0	0	0	0	9	1	1

^a−, negative; +, very weak; ++, weak; +++, strong.