TABLE 1.

Negative seroreactivity to LANA2 in patients with KS, PEL, and MCD^a

Donor category	No. of sera	Result (no. seroreactive/total no.) from:
		Western blot with ORF65	IFA with LANA1	Western blot with LANA2
AIDS-KS	4	4/4	4/4	0/4
Classical KS	4	4/4	4/4	0/4
MCD	4	4/4	4/4	0/4
PEL	2	2/2	2/2	0/2
Blood donors	4	0/4	0/4	0/4
LANA2 hybridoma clonesb	2	ND	ND	2/2

^aMCD, multicentric Castleman's disease; IFA, immunofluorescence assay; ND, not done. 

^bClones CM-10A2 and CM-8B6.