Table 2.

Number of positive amplifications of target gene partial sequences^*P = primary PCR; N = nested PCR

Description of Samples			DNA target type*
			Polymerase		Capsid protease		Glycoprotein B
Location	Type of tissue	Number	P	N	P	N	P	N
Manglar	Tumor	29	4	24	3	21	1	20
	Skin from turtle with tumor	18	0	8	0	9	0	5
	Skin from normal turtle	71	0	21	1	19	0	17
Culebrita	Tumor	9	2	9	0	2	2	9
	Skin from turtle with tumor	3	0	1	0	1	0	1
	Skin from normal turtle	71	0	13	1	7	1	9