1930-1946 assist, then lecturer,Department of Plant Biochemistry, Moscow University. Co-Editor, “Chemistry” section, “Bolshaya meditsinskaya entsiklopediya” (Large Medical Encyclopedia), 2nd edition. Member, Editor Council, journals “Voprosy meditsinskoy khimii” (Problems of Medical Chemistry) and “Antibiotiki” (Antibiotics), etc.
Works deal with: presence of common proteins in nucleoproteids. Nucleic acids and proteins. Changes in the nucleic acid content of bacteria in different phases and under the influence of antibiotics.