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Токсичность энтеросорбента на основе перлита, кизельгура и активированного угля
2009
Kurdeko, A.P., Belarus State Academy of Agriculture, Gorki (Belarus) | Lantsova, L.A, Vitebsk State Academy of Veterinary Medicine (Belarus)
Studying of toxicity of enterosorbent produced the basis of mixture of filtering pulvis of perlite, kizelgur and activated carbon was realized in the conditions of the Republic of Belarus by the example of healthy white mice of both sexes with body weight of 18-25 grams. Animals were divided in three groups. The tested substance was entered insitu to ventricle on an empty stomach after 12-hours of absolute diet. The first group animals were administrated the enterosorbent in doze of 5 g/1 kg, the second group animals - 2,5 g/1 kg. Glucose content increased from 3,8 +/- 0,47 to 4,3 +/- 0,17 mmol/l on the 30-th experimental day and decreased on 8,2 % on the 60-th experimental day. Cholesterin and triglyceride content lowered on 9,5 % and 11,1 %,respectively. Enzymes concentration of aspartate transaminase and alkaline phosphatase decreased from 120,0 +/- 3,87 up to 117,0 +/- 2,58 units/l and from 396,3 +/- 3,78 to 345,3 +/- 2,97 units/l, respectively. Urea increased from 3,7 +/- 0,16 to 3,9 +/- 0,17 mmol/l on the 30-th experimental day. Research results showed that mixture of filtering pulvis after the single oral administration in dose of 2,5-5 g/1 kg did not cause mice death. The analyzed mixture could be referred to the class of low-toxic substances. The mixture did not have irritation action and did not render chronic toxic action on the experimental mice
اظهر المزيد [+] اقل [-]Показатели прооксидантно-антиоксидантного статуса и активность гепатоспецифических ферментов плазмы крови поросят в условиях промышленной технологии выращивания
2010
Petrovskij, S.V. | Kotovich, I.V. | Pozyvajlo, O.P. | Shestakova, M.I., Vitebsk State Academy of Veterinary Medicine (Belarus)
In the conditions of the Republic of Belarus there was studied a state of lipid peroxidation, antioxidant protection and activity of hepatospecific enzymes of blood plasma of piglets. Research results showed that weanling piglets which had low body weight in the conditions of industrial breeding technology were characterized by high intensity of processes of lipid peroxidation. At the same time, the antioxidant system reacted adequately to the mentioned above changes. There was noted a high dependence between the content of Schiff's bases which were the end-products of lipid peroxidation processes, and the activity display of amplifier hepatospecific enzymes of blood plasma of weanling piglets. The received results of research can be used for estimation of a condition of prooxidant and antioxidant status, and in a complex with data on activity of sorbitol dehydrogenases, isocitratdehydrogenases and glutamatedehydrogenases - for an estimation of a functional state of a liver of weanling piglets with low body weight at an initial stage of their breeding.
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