TABLE 3.

Summary of 3′ recombination junction sites observed in env gene of in vivo-derived rFeLV clones from F6A-infected cats

Cat	Specimen	Wk p.i.	No. of clones at crossover sitea
			<A or A	B	C	D	E	F	G or >G
5035	Bone marrow	8					6
5037	Buffy coat	8	1				5
5036	Bone marrow	24							6
5036	Buffy coat	24					1	1	4
5051	Bone marrow	24					6
5051	Buffy coat	24					4	2

^aCrossover sites indicated in figure (above), A. through G. <A, 5′ to A; >G, 3′ to G.