Serological prevalence of Neospora caninum in healthy and aborted dairy cattle in Mashhad, Iran.
A total of 810 dairy cattle were blood sampled and used to evaluate serological screening for Neospora caninum infection in dairy cattle herds in Mashhad (Khorasan province, Iran). In 4 herds, of the 810 cattle, 123 (15.18%) were seropositive by IFA Test (VMRD Inc., Pullman, WA 99163, USA) with titer 1:200 and range of prevalence per herd from 9.92 to 19.60%. Seroprevalence was not significantly different between Holstein breed (14.88%) and Brown Swiss breed (19.60%). Comparison of N. caninum serological status with age groups (< or =2 years, 2-4 years, > or =4 years) showed no significant difference. Of the 139 aborted cattle sampled, 19.42% were seropositive for N. caninum.
Sadrebazzaz
A
A
Razi Serum and Vaccine Research Institute, P.O. Box 91735-174, Mashhad, Iran. arsadr@ut.ac.ir
Haddadzadeh
H
H
Esmailnia
K
K
Habibi
G
G
Vojgani
M
M
Hashemifesharaki
R
R
D000034:Abortion, Veterinary / Q000469:parasitology*; D000367:Age Factors; D000818:Animals; D000913:Antibodies, Protozoan / Q000097:blood*; D001947:Breeding; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology*; D003048:Coccidiosis / Q000453:epidemiology / Q000662:veterinary*; D005260:Female; D019084:Fluorescent Antibody Technique, Indirect / Q000662:veterinary; D007492:Iran / Q000453:epidemiology; D018688:Neospora / Q000276:immunology*; D011247:Pregnancy; D015597:Pregnancy Complications, Parasitic / Q000453:epidemiology / Q000662:veterinary*; D016036:Seroepidemiologic Studies
D000913:Antibodies, Protozoan