Тези конференцій. Факультет ветеринарної медицини
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Перегляд Тези конференцій. Факультет ветеринарної медицини за Автор "Melnychuk, V. V."
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Публікація Activity indicators of some enzymes in the blood serum of dogs at different intensities of dipylidium infection(2026) Nikitan, А. D.,; Melnychuk, V. V.; Мельничук, Віталій ВасильовичThe article presents the findings of a study on the activity of key blood serum enzymes in dogs with varying infection intensities of Dipylidium caninum, conducted between 2024 and 2026 in Poltava. Examining four groups of young dogs (under 1 year of age), the study demonstrated that D. caninum infection induces clear dose-dependent toxic effects on the host organism. Even at low infection intensity (up to 2 cocoons/g of feces), statistically significant increases were observed in ALT (by 21.3%), AST (by 12.4%), and alkaline phosphatase (by 12.0%) compared to healthy control dogs. With high infection intensity (8–14 cocoons/g), enzyme elevations were most pronounced: ALT increased by 34.5%, AST by 26.9%, alkaline phosphatase by 33.0%, along with a significant 19.8% increase in GGT activity. These biochemical alterations reflect increasing hepatobiliary stress and metabolic dysfunction as parasitic burden rises.Публікація Indicators of different breed cats’ infestation rate with ctenocephaliosis pathogen(2026) Alali, F.; Havryk, B. А.; Melnychuk, V. V.; Мельничук, Віталій Васильович; Yevstafieva, V. O.; Євстаф’єва, Валентина ОлександрівнаThe article presents the findings of a study on the infestation rate of various cat breeds with the ctenocephaliosis pathogen (Ctenocephalides felis) in the city of Kremenchuk, conducted between 2023 and 2026. Based on the examination of 2,049 animals, the average prevalence of invasion was determined to be 23.3%. Long-haired and semi-long-haired cats were found to be significantly more susceptible to flea infestation (31.4%) compared to short-haired and semi-short-haired breeds (11.9%). The highest infestation rate was recorded among non-pedigree animals and mongrels (57.3%), which is attributed to their housing conditions, outdoor access, and the lack of antiparasitic treatments. Among purebred cats, the invasion prevalence ranged from 2.3% in Bengals to 15.0% in Maine Coons.