Table 1.

Segregation of ALVE in elite layer lines under study.

ALVE	WL1	WL2	WL3	WL4	WL5	WPR1	WPR2	RIR1	Status1
ALVE1			+	+					Full
ALVE3		+	+	+				+	Full, lacks RT
ALVE15	+	+			+				solo L
ALVEB5						+	+	+	Full
ALVE-NSAC1						+	+	+	P,E,L
ALVE-NSAC3						+	+		Unk
ALVE-NSAC7						+	+		Full
ALVE-ros001								+	Full
ALVE-ros002								+	Unk
ALVE-ros003								+	Full
ALVE-ros004							+	+	Full
ALVE-ros005								+	solo L
ALVE-ros006								+	Unk
ALVE-ros007								+	Env, L
ALVE-ros008				+					Full
ALVE-ros009							+		Unk
ALVE-ros010								+	Unk

Abbreviations: E, envelope; L, 3′ long terminal repeat; P, polymerase; RT, reverse transcriptase; Unk, gene status unknown.

¹From Mason et al., 2020b.