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Biomedical subjects

A Pavlov

Publications and source records attributed to A Pavlov.

22 records · Page 2Linked to original sources

[Sources of microbial contamination in the production of veal].

Investigated was the microflora of various objects contributing to the contamination of veal during the process of its production. It was found that the main sources of primary contamination of the carcass surface with microorganisms are the hair coat, residual mud on the hoofs, intestinal contents of the calves for slaughter, the slaughter premise itself (walls, floor, air), tools used in slaughter (knives, axes for cutting open), clothing for work as well as the hands of the workers. The microbial contamination of the objects studied during work proved strong, in some cases the log value of the total count of organisms for some of them reaching up to 8.90, of the psychrophiles--up to 7.91, of the coliform bacteria--up to 7.04, of the moulds and yeasts--up to 6.08. Disinfection with 1 per cent water solution of Vosfasteril lowered the contamination of the objects studied by more than 99 per cent. The detergent used produced a high bactericidal effect and could successfully be employed at the meat producing enterprises throughout the country.

Animals↗

[Study of rapid methods for determining the biochemical properties of microorganisms. I].

Some express methods were tested comparatively in determining the biochemical properties of certain microorganisms in order to recommend the most effective of them to be used in the laboratory. Described is a disk method with which the term of cultivation is shortened by one to 5 hours, and the results obtained are clear and well distinctive. The data obtained are almost comparable with the results achieved using the methods provided in the Bulgarian State Standard. It is suggested to adopt the method referred to in the laboratory practice.

Bacteria↗