TABLE 1.

Serology results obtained with the Exp-1 recombinant and HTLV-I proteins

Sample group	EIAa		HTLV Western blot confirmationb
	Exp-1	HTLV-I	Pos	Ind
Indonesian	15/18	4/18	0/4	4/4
Philippine	4/6c	5/6	0/5	5/5
HTLV-I positive	0/2	2/2	2/2	0/2

^aResults are expressed as the number of volunteers positive/number tested. The Indonesian data represent those individuals who seroconverted postmigration. 

^bResults are expressed as the number of volunteers falling into the indicated category/number tested. Pos, positive; Ind, indeterminate. 

^cOne additional sample showed Exp-1 immunoreactivity, but the level of reactivity was not strong enough to be considered positive.