bacteriological and serological studies on mannheimia haemolytica infection in cattle slaughtered at ahvaz (southwestern iran) abattoir

Bacteriological and serological studies on Mannheimia haemolytica infection in cattle slaughtered at Ahvaz (southwestern Iran) abattoir

In order to investigate the prevalence of Mannheimia haemolytica infection in cattle, nasal andnasopharyngeal swabs and blood samples were obtained from 250 cattle after slaughter at Ahvaz(southwestern Iran) abattoir. Nasal and nasopharyngeal swabs were cultured on blood agar and incubated at37°C for 24-48 h. The suspected bacterial cultures were processed for isolation of M. haemolytica follow...

Bacteriological and therapeutic studies on Mannheimia haemolytica and Pasteurella multocida in bovine respiratory disease at dairy cattle farms in Tehran

In this study, we performed a bacteriological investigation on bovine respiratory infections. Additionally, the study evaluates the efficacy of florfenicol 30 µg produced by Rooyan Darou Company (test group) as compared to a similar drug produced by Aboraihan Company (control group). Sampling was carried out on 30 calves at two farms with 30-55% incidence rate of respiratory disorders. Nasophar...

bacteriological and therapeutic studies on mannheimia haemolytica and pasteurella multocida in bovine respiratory disease at dairy cattle farms in tehran

in this study, we performed a bacteriological investigation on bovine respiratory infections. additionally, the study evaluates the efficacy of florfenicol 30 µg produced by rooyan darou company (test group) as compared to a similar drug produced by aboraihan company (control group). sampling was carried out on 30 calves at two farms with 30-55% incidence rate of respiratory disorders. nasophar...

The prevalence of Mycobacterium paratuberculosis infection in ileocecal valve of cattle slaughtered in Ahvaz abattoir, southern Iran

To investigate the prevalence of Mycobacterium paratuberculosis (M. avium subsp. paratuberculosis)infection among cattle slaughtered in Ahvaz abattoir, samples were taken from 250 cattle. Before slaughter,sex and age were assessed. Thereafter, samples were taken from ileocecal valve, rectum mucosa, ileocecallymph node and stool. All smears which taken from these samples were stained by Ziehl-Ne...

Study on the prevalence of Pasteurella multocida carriers in slaughtered cattle and relationship with their immunity status at Ahvaz abattoir

Prevalence of Linguatula serrata Nymphs in Mesenteric Lymph Nodes of Cattle and Buffaloes Slaughtered in Ahvaz Abattoir, Iran

BACKGROUND Linguatula serrata, one of the parasitic zoonoses, inhabits the canine respiratory system (final hosts). The objective of this study was to determine the prevalence rate of L. serrata nymphs in mesenteric lymph nodes (MLNs) of cattle and buffaloes (intermediate hosts) that were processed in the Ahvaz, Iran abattoir. METHODS During November 2010 to March 2011, 223 animals (119 cattl...