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Veterinarno-Meditsinski Nauki|January 1, 1982
[Immunochemical studies of antigen K 88 from E. coli strains isolated from pigs]M Kapurdova, M Petkov, N Marchev
Veterinarno-Meditsinski Nauki|January 1, 1981
[Isolation of an agglutinating anti-E. coli K 88+ serum]M Petkov, K Belchev, D Ganovski
Veterinarno-Meditsinski Nauki|January 1, 1981
[Serological response and resistance to Newcastle disease in vaccinated poultry]G Gerganov, K Surtmadzhiev, M Petkov
Veterinarno-Meditsinski Nauki|January 1, 1987
[Adsorption of antigens K88 and K99 on aluminum hydroxide gel]M Kapurdova, M Petkov, N Marchev
Developments in Biological Standardization|January 1, 1986
Attempts for replacement of asparagine in Sauton's medium by some organic acids in the production of PPD-tuberculinsN Kirilov, M Petkov, Y Yolov
Veterinarno-Meditsinski Nauki|January 1, 1984
[Experiments to replace asparagine in Sauton's medium with organic acids in producing PPD tuberculins]N Kirilov, M Petkov, I Iolov
Veterinarno-Meditsinski Nauki|January 1, 1979
[Sporulation of anthrax bacilli]B M Bozhilov, M Petkov, P Gancheva
Plos Genetics|October 27, 2018
CXXC1 is not essential for normal DNA double-strand break formation and meiotic recombination in mouseHui Tian, Timothy Billings, Petko M Petkov
Veterinarno-Meditsinski Nauki|January 1, 1978
[Production of trivalent vaccine against avian spirochetosis]B M Bozhilov, M Petkov, L Stoianova
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