JP/Osaka/2440/69
|
Layer chickens (80d)
|
Osaka
|
1969
|
Mortality of 60-70%; no detailed history; sample received for diagnosis;
|
1.8
|
56 h
|
VIa
|
JP/Ibaraki/SM87/87
|
Layer chicken (180d)
|
Ibaraki
|
1987
|
Mortality less than 3%; 25% drop in egg production; gasping and mild respiratory signs
|
1.7
|
56 h
|
VId
|
JP/Ibaraki/SG106/99
|
Layer chicken (700d)
|
Ibaraki
|
1999
|
No detailed history; sample received for diagnosis; necropsy lesions were proventriculitis, petechiae in duodenum and lymphocytic tissues
|
1.7
|
48 h
|
VIId
|
JP/Chiba/BY103/01
|
Layer chicken (96d)
|
Chiba
|
2001
|
Mortality around 10%, nervous signs, gasping, leg weakness; twisted neck
|
1.8
|
48 h
|
VIId
|
JP/Chiba/BY7/02
|
Layer chicken (110d)
|
Chiba
|
2002
|
Mild respiratory signs; gasping, swollen face, 20% drop in egg production; no significant mortality
|
1.7
|
56 h
|
VIId
|
JP/Ibaraki/IS5/02
|
Layer chicken (336d)
|
Ibaraki
|
2002
|
Mild respiratory signs; gasping, seven percent decrease in egg production; no significant mortality
|
1.8
|
48 h
|
VIId
|
JP/Ibaraki/IS2/02
|
Layer chicken (14d)
|
Ibaraki
|
2002
|
Severe depression
|
1.9
|
48 h
|
VIId
|
JP/Fukushima/NYF3/02
|
Layer chicken (532d)
|
Fukushima
|
2002
|
Mild respiratory signs; gasping, soft-shelled eggs; eight percent decrease in egg production; no significant mortality
|
1.8
|
48 h
|
VIId
|
JP/Miyagi/AGT/02
|
Layer chicken (250d)
|
Miyagi
|
2002
|
Mild respiratory signs, gasping; greenish diarrhea; 70% decrease in egg production; no significant mortalities
|
1.8
|
48 h
|
VIId
|