Early infections by myxoma virus of young rabbits (Oryctolagus cuniculus) protected by maternal antibodies activate their immune system and enhance herd immunity in wild populations

Table 1 Anti MYXV-antibodies and early infection in juveniles weighing less than 600 g

Rabbit	Sex	Date	Weight (g)	Myxomatosis	IgM	IgG
SB89	F	25/06/2003	260	None	-	+
A34	M	23/05/2002	320	None	-	+
A58	F	24/09/2002	350	None	-	+
A149	F	21/11/2003	380	None	-	+
A143	M	16/10/2003	400	None	-	+
A147	F	18/11/2003	400	None	-	+
A148	M	20/11/2003	400	None	-	+
A169	M	17/03/2004	420	None	-	+
A144	M	17/10/2003	480	None	-	+
A185	M	11/05/2004	540	None	-	+
A100	F	19/03/2003	230	None	+	+
A47	M	23/07/2002	400	Mild	+	+
A48	M	23/07/2002	400	None	+	+
SB68	F	20/09/2002	400	None	+	+
SB88	F	25/06/2003	410	None	+	+
SB65	F	15/08/2002	490	None	+	+
A108	M	11/04/2003	500	None	+	+
A188	F	11/05/2004	500	None	+	+
SB48	M	23/07/2002	510	None	+	+
A164	F	15/03/2004	520	None	+	+
A184	F	11/05/2004	520	None	+	+
SB91	F	11/07/2003	550	None	+	+

In bold rabbits less than 8 weeks old, i.e. for which IgG likely have a maternal origin component.

ISSN: 1297-9716