REFERENCES 



129 



of experimental traiisfoimation. Folia Biol. 

 (Prague) 4: 257-265, 1958. 



Krassilnikov, N. a. Taxonomic principles in 

 the actinomycete.s. J. Bacteriol. 79: 65-74, 

 1960. 



Krassilnik(jv, N. a. and Koreniako, a. I. The 

 bactericidal substance of the actinomycetes. 

 Mikrobiologiya 8: 673-685, 1939. 



Krassilnikov, N. A., Koreniako, A. I., and 

 Artamonova, O. I. Self-inhibition among ac- 

 tinomycetes. Doklady Akad. Nauk S. S. S. R. 

 120: 900-907, 1958. 



Krassilnikov, N. A., Skryabin, G. K., and 

 Artamonova, O. I. Actinomycetes synthesiz- 

 ing anti-virus antibiotics. J. Antibiotics (Ja- 

 pan) 13A: 1-5, 1960. 



Kriss, a. On the lysozyme of actinomycetes. 

 Mikrobiologiya 9: 32-38, 1940. 



KuNiN, C. M., Wilcox, C, Najarian, A., and 

 Finland, M. Susceptibility and cross-resist- 

 ance of bacteria to four related antibiotics: 

 kanamycin, paromomycin, neomycin and strep- 

 tomycin. Proc. Soc. Exptl. Biol. Med. 99: 

 312-316, 1958. 



Kuroya, M., Hinuma, Y., Higo, N., Ishihara, 

 K., Kikuchi, K.jKaneko, T., Kobayashi, N., 

 AND Anzai, a. Studies on antiviral antibiotics 

 produced by Streptomyces. IV. Screening of 

 antibiotics against influenza virus in vitro. 

 Japan. J. Microbiol. 1: 49-59, 1957. 



Lacey, B. W. The rationale and management of 

 combined therapy. Brit. Med. Bull. 16:42-45, 

 1960. 



Lacks, S. and Gros, F. A metabolic study of the 

 RNA-amino acid complexes in Escherichia, coli. 

 J. Molecular Biol. 1: 301-320, 1959. 



Lagodsky, H. Acciuisition des substances anti- 

 biotiques. Biol. med. (Paris) 40: 2-81, 1951. 



Lampen, J. O., Morgan, E. R., and Slocum, A. 

 Effect of nystatin on the utilization of sub- 

 strates by yeast and other fungi. J. Bacteriol. 

 74: 297-302, 1957. 



Landerkin, G. B. and Lochhead, A. G. A com- 

 parative study of the activity of fifty antibiotic 

 actinomycetes against a variety of soil bacteria. 

 Can. J. Research 26(C): 501-506, 1948. 



Landerkin, G. B., Smith, J. R. G., and Loch- 

 head, A. G. A study of the antibiotic activity 

 of actinomycetes from soils of northern Canada. 

 Can. J. Research 28(C): 690-698, 1950. 



Lardy, H. A., Johnson, D., and McMurray, W. 

 C. Antibiotics as tools for metabolic studies. 

 L A survey of toxic antibiotics in respiratory, 

 phosphorylative and glycolytic systems. Arch. 

 Biochem. Biophys. 78: 587-597, 1958. 



L.wvrence, C. H. a method of isolating actino- 

 mycetes from scabbj' potato tissue and soil with 

 minimal contamination. Can. J. Botany 34: 

 44-48, 1956. 



Lechevalier, H. a. Neomycin; a new antibiotic 

 produced by S. fradiac. Thesis, Rutgers Uni- 

 versity, New Brunswick, New Jersey, 1951. 



Lechevalier, H. Comparison of the in vitro ac- 

 tivity of four polyenic antifungal antibiotics. 

 Antibiotics Ann. 1959-1960, p. 614-618. 



Lechevalier, H. A. and Corke, C. T. The rep- 

 lica plate method for screening antibiotic -pro- 

 ducing organisms. Appl. Microbiol. I: 110- 

 112, 1953. 



Lechevalier, H. and Tikhonienko, A. S. Ef- 

 fect of nutritional conditions on the spore sur- 

 face of actinomycetes. Mikrobiologiya 29:43- 

 50, 1960. 



Lederberg, J. A view of genetics. Stanford 

 Med. Bull. 17: 120-132, 1959. 



Lederberg, J. and Lederberg, E. M. Replica 

 plating and indirect selection of bacterial mu- 

 tants. J. Bacteriol. 63:399-406,1952. 



Legator, M. and Gottlieb, D. The dynamics 

 of chloramphenicol synthesis. Antibiotics & 

 Chemotherapy 3: 809-817, 1953. 



Leidy, G., Hahn, E., and Alexander, H. E. 

 Specificity of the deoxyribonucleic acid which 

 induces streptomycin resistance in Hemophilus. 

 J. Exptl. Med. 104: 305-320, 1956. 



Leppee, M. H., Dowling, H. F., Jackson, G. G., 

 Spies, H. W., and Mellody, M. The effect of 

 the routine use of novobiocin and spiramycin in 

 coml)ination on the antibiotic sensitiveness 

 of hospital staphylococci. Antibiotics Ann. 

 1956-1957, p. 640-647. 



Levaditi, C. Pour quelles raisons les antibio- 

 tiques n'agissent-ils pas siu' les ultravirus? 

 Presse med. 60: 133-135, 1952. 



Levenberg, B., Melnick, R., and Buchanan, J. 

 M. Biosynthesis of the purines. XV. The effect 

 of aza-L-serine and 6-diazo-5-oxo-L-norleucine 

 on inosinic acid biosynthesis de novo. J. Biol. 

 Chem. 225: 163-176, 1957. 



LiESKE, R. Morphologie und Biologie der St rah - 

 lenpilze. G. Borntraeger, Leipzig, 1921. 



Lightbown, J. W. An antagonist of streptomy- 

 cin and dihydrostreptomycin produced by Pseu- 

 domonas aeruginosa. J. Gen. Microbiol. 11: 

 477-492, 1954. 



Lightbown, J. W. Metabolic processes under- 

 lying streptomycin resistance. Giorn. ital. 

 chemioterap. 4: 1-11, 22-32, 1957. 



Lightbown, J. W. and Jackson, F. L. Lihibition 

 of cvtochrome systems of heart muscle and cer- 



