A method for the isolation of crystalline 6-methylpenicillic acid from liquid culture media obtained during the fermentation of the microganism Penicillium chrysogenum without the precursor
SAVITSKAIA, E M, SHELLENBERG, N N, LIBINSON, G S, BRUNS, B P, KOLYGINA, Ts, DRUZHININA, E N
Published in Antibiotiki (01.05.1962)
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Published in Antibiotiki (01.05.1962)
Journal Article
Quantitative determination of neomycin in culture medium fluids
KORCHAGIN, V B, KOROBITSKAIA, A A, DRUZHININA, E N, SEMENOV, S M
Published in Antibiotiki (01.02.1962)
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Published in Antibiotiki (01.02.1962)
Journal Article
Physico-chemical properties of 6-aminopenicillic acid-titration and solubility curves
BRUNS, B P, SAVITSKAIA, E M, SHELLENBERG, N N, LIBINSON, G S, KOLYGINA, Ts, DRUZHININA, E N
Published in Antibiotiki (01.05.1962)
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Published in Antibiotiki (01.05.1962)
Journal Article
Tetracycline salts of phenoxymethylpenicillin
TEBIAKINA, A E, INOZEMTSEVA, I I, EL'KINA, E I, SEMICH, A I, BUIANOVSKAIA, I S, DRUZHININA, E N
Published in Antibiotiki (01.02.1962)
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Published in Antibiotiki (01.02.1962)
Journal Article
A new type of penicillinalpha-phenoxyethylpenicillin--and studies on its microbiological properties
LEVITOV, M M, INOZEMTSEVA, I I, TEBIAKINA, A E, BUIANOVSKAIA, I S, SHNEERSON, A N, CHAIKOVSKAIA, S M, KOMOKINA, Z F, DRUZHININA, E N
Published in Antibiotiki (01.02.1962)
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Published in Antibiotiki (01.02.1962)
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Stabilization of synthetic derivatives of antibiotics in finished medicinal form
Lazareva, E. N., Kagan, É. Z., Druzhinina, E. N.
Published in Pharmaceutical chemistry journal (01.05.1971)
Published in Pharmaceutical chemistry journal (01.05.1971)
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Low-temperature cyaniding of cylinder block sleeves
Druzhinina, E. N., Lakedemonskii, A. V., Abramenko, Yu. E., Lugovtseva, B. V.
Published in Metal science and heat treatment (01.07.1968)
Published in Metal science and heat treatment (01.07.1968)
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