To determine the prevalence of bacterial mastitis in cattle, milk samples positive for California mastitistest (CMT) were cultured during a period of almost 4 years. The bacterial species isolated from 2904 milksamples ...

Newcastle disease is one of the most important diseases of poultry. It usually causes a great loss inpoultry industry and domestic village chickens. Since domestic chickens in villages are free ranging for food,the chance ...

We conducted this study to determine the level of immunity after vaccination of lambs with whole bodyEchinococcus granulosus. To do so, 200 mature E. granulosus parasites, which were kept in 10% formalinefor 8 months, were ...

Definitive diagnosis of brucellosis is made by isolation of the causative agents, which is a timeconsumingprocedure. To evaluate the efficacy of Dot-ELISA for detecting brucellae in clinical samples, 94different specimens ...

Capsules from a range of pathogenic bacteria are the key determinants of virulency. The capsule hasbeen implicated in virulence of Pasteurella multocida. In this study a type-specific polymerase chain reaction(PCR) assay ...

Veterinarians increasingly play a major contributory role in dairy practice and management. Withincreasing importance of economical pressures, bioenvironmental limits and increasing demand for higherquality products, ...

Oxidative stress has been identified as a crucial factor leading to male infertility largely due to peroxidativedamage to the sperm cell membrane. Cadmium (Cd) is a widespread environmental pollutant and oneof the well-known ...

Sixteen avian influenza (AI) H9N2 viruses were isolated from disease outbreaks in different parts of Iranduring (1998–2001). These AI isolates were used for pathogenicity, haemagglutinin (HA) gene variation andphylogenetic ...

An experiment was conducted on 400 broilers to evaluate the effects of dietary supplementation ofantibiotic and probiotic on performance of birds under heat stress condition. The first group of chickens, thecontrol group, ...

The major lymphoid tissues in teleost fish are the kidneys, thymus, spleen and mucosa-associatedlymphoid tissue including the skin, gills and intestine. The head of kidney (pronephros) is an importanthaematopoietic organ ...

No published information are available on the reproductive indices of local Abadeh does reared innorthern Fars province, southern Iran. This study was conducted to determine the duration of the breedingseason, and the ...

The effect of tamoxifen citrate on bone mass in immobilization osteoporosis was studied in 10 dogs.Osteoporosis was induced by fiberglass cast immobilization of the right hind-limb for 28 days, while the lefthind-limb ...

There are increasing evidences that show many xenobiotic chemicals (called as endocrine disruptorchemicals EDCs) through interfering with endocrine system, have the capability to induce developmentaland reproductive ...