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In the experiments, it was found that in case of alimentary osteodystrophy of dairy cattle the use of the mineral-protein additive causes an increase in dimming during X-ray examination of the marginal epiphysic zone of the 5th caudal vertebrae by 9.4% (p <0.05); there was an increase in the mass and density of the 5th caudal vertebrae by 7.1% and by 9.6%, respectively; the stability of the bone structure of the spinal canal of the vertebrae to mechanical pressure increased by 7.9%, and the stability of the body of the caudal vertebrae increased by 25.1% (p <0.05); the level of magnesium and calcium in the bone substance of the vertebrae increased significantly by 40.2% (p <0.05) and 6.0% (p <0.01), respectively; histological examination revealed an increase in the density of the structure of bone tissue by 48% and the number of osteocytes - by 42.2%.

No abstract