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454 Содержание COMPARISON OF SENSITIVITIES OF DIFFUSE PRECIPITATION TEST AND ELISA FOR DETECTION OF INFECTIOUS ENCEPHALOMYELITIS VIRUS ANTIGEN AND SPECIFIC ANTIBODY A.E. Menschikova, V.N. Irza, N.V. Belyayeva, S.K. Chugrova, A.N. Kolotilov, T.V. Okovytaya, G.V. Batchenko, N.S. Mudrak . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 361 STUDY ON TRANSOVARIAL TRANSMISSION AND CIRCULATION PERIODS OF MATERNAL ANTIBODY TO AGENTS OF DIFFERENT INFECTIONS IN CHICKS T.V. Okovytaya, V.N. Irza, V.A. Ivashkin, A.E. Menschikova, V.N. Reshetnikova, O.I. Alyokhina . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .367 INTENSITY AND DURATION OF IMMUNITY IN CHICKS INOCULATED BY INACTIVATED VACCINE AGAINST AVIAN METAPNEUMOVIRUS INFECTION A.S. Pronin, S.K. Starov, N.I. Gerasimova, M.Ye. Kachalova . . . . . . . . . . . . . . . . . .380 BIOTECHNOLOGY ISSUES IMPROVEMENT OF METHODS FOR CULTIVATION OF CHICKEN FIBROBLAST CELL CULTURE E.V. Kurnenkova, Sh.K. Kulyashbekova, A.A. Pyatkina . . . . . . . . . . . . . . . . . . . . . .386 OPTIMUM CONDITIONS FOR MYCOPLASMA GALLISEPTICUM AND MYCOPLASMA SYNOVIAE CULTIVATION L.F. Prikhodko, V.P. Levina, V.I. Diev, T.A. Zabrodina, M.I. Sorokina . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 393 STUDY ON GROWTH PROPERTIES OF PPLO- MYCOPLASMA-BROTH NUTRIENT MEDIUM WHEN REPLACING A DRY YEAST EXTRACT BY AN EXTRACT FROM LIVE PRESSED YEASTS T.Yu. Chernyayeva, M.I. Sorokina, V.N. Irza, I.A. Runina, M.V. Zhalin, M.S. Volkov . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .399 CANINE DISTEMPER VIRUS PURIFICATION AND CONCENTRATION Yu.V. Antipova, N.V. Moroz, L.A. Globenko, M.A. Korzhavina . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 404 Электронная Научная СельскоХозяйственная Библиотека