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The incidence as well as age, seasonal and breed distribution of canine mammary tumours (n = 521) were studied at the Clinic of Obstetrics and Gynaecology of the University of Veterinary Science, Budapest, between 1985 and 1989. In 39 cases of mammary tumour, blood plasma oestradiol (E2) and progesterone (P) concentrations were also determined. Of all dogs(More)
Tissue samples taken from the mammary gland of 42 dogs (age: 6 to 12 years) were examined. Thirty-eight samples showed neoplasia: 36 were epithelial while the remaining 2 proved to be connective tissue tumours. Thirty-four % of the neoplasms were new benign tumours (most frequently adenoma and fibroadenoma) and 66% were malignant ones (mainly(More)
Earlier studies demonstrated that different incubation temperatures (33.8 or 37.8 C) from Day 17 of incubation until hatching resulted in differences in postnatal growth rate and hormonal parameters. These studies were repeated and extended to the reproduction period. The onset of egg laying was significantly delayed by 5 days in the 33.8 C group compared(More)