Table 1.

Serological features of human and mouse anti-Su sera

	IIF	K562 cell extract IP		TnT IP
Sera	GWB foci	100/102-kDa Su	200-kDa Su	hAgo2	Dicer
Human anti-Su (n = 22)	91%	100%	82%	91%	36%
Mouse anti-Su (n = 7)	100%	100%	100%	100%a	0%b
Human anti-GW182 (n = 2)	100%	50%	50%	50%	100%
Human autoimmune non-anti-Su (n = 10)	0%	0%	0%	0%	0%c
Normal human (n = 10)	0%	0%	0%	0%	0%c
Pre-immune mouse (n = 6)	0%	0%	0%	0%c	0%d

^an = 5, ^bn = 2, ^cn = 4, ^dn = 1. GWB, GW body; IIF, indirect immunofluorescence of HEp-2 cells; IP, immunoprecipitation; TnT, in vitro transcription and translation.