The importance of yolk antibodies (IgY) for their use in the diagnosis and treatment human diseases is shown. structural features IgY compared to immunoglobulins were studied. disadvantages obtaining hyperimmune sera from mammalian animals revealed. A feature its resistance trypsin chymotrypsin, which can contribute more effective diseases. Data on optimization technology various bird species a...

Fast-growing and highly adaptable avian birds such as quail (Coturnix coturnix) possess great potential to meet the growing demand for animal protein by rapidly increasing human population, would contribute immensely global food production nutritional security. However, overreliance on conventional sources fish soybean meals during formulation of diets is economically environmentally unsustaina...

The study of imitative learning in animals has suffered from the presence of a number of confounding motivational and attentional factors (e.g., social facilitation and stimulus enhancement). The two-action method avoids these problems by exposing observers to demonstrators performing a response (e.g., operating a treadle) using 1 of 2 distinctive topographies (e.g., by pecking or by stepping)....

Dietary onion and garlic caused an increase in the level of plasma triglyceride which could be due to insulin like activity of dietary alliums and other factors that promote lipogenesisi in growing stages. Changes in the plasma triglyceride level in the control group due to change in age and sex were also noted. The triglyceride level was more in female birds when compared to males of similar a...

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