The main directions of scientific work of the Laboratory of immunology during its 25-year history are highlighted. Some of its stages and achievements in the field of animal husbandry are considered. The historical outline of the foundation and formation of the laboratory of immunology is briefly presented, the purpose of research is described and the tasks set before the laboratory are listed, the main achievements of scientific researches in separate branches of animal husbandry are listed. Particular attention is paid to the main preventive and curative drugs that have been developed in the laboratory and adapted to the practice of animal husbandry. The activity of the laboratory staff in the scientific sphere as well as in the implementation of scientific achievements in the practice of animal husbandry is summarized.