744 A MANUAL OF THE PENICILLIA 



WiKEN, T. 1946. Studies on the effect of a glass factory upon the formation of 

 antibiotic substance by a member of the Penicillium chrysogenum Thnm 

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Culture Variation and Selection 



Backus, M. P., Staxjffer, J. F.. axd Johxsox, M. J. 1946. Penicillin yields from 

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Baker, G. E. 1944. Hcterokaryosis in Penicillium notatum. Torrey Bot. Club 

 Bui. 71: 367-373, 10 figs. 



— 1944. Nuclear behavior in relation to culture methods for Penicillium nota- 

 tum Westling. Science 99: 436. 



Bonner, D. 1946. Production of biochemical mutations in Penicillium. Amer. 

 Jour. Bot. 33: 788-791. 



Gailey, F. B., Stefaniak, J. J., Olson, B. H., and Johnson, M. J. 1946. A com- 

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Hansen, H. N. and Snyder, W. C. 1944. Relation of dual phenomenon in Peni- 

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Hanson, H. J., Myers, W. G., Stahly, G. L., and Birkeland, J. M. 1946. Varia- 

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 neutrons. Jour. Bact. 51: 9-18, illus. 



Johnson, M. J., Stefaniak, J. J., Gailey, F. B., and Olson, B. H. 1946. Peni- 

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Lindegren, C. C. and Andrews, H. N. 1945. Cytoplasmic hybrids in Penicillium 

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Myers, W. G. and Hanson, H. J. 1945. New strains of Penicillium notatum in- 

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PoNTECORVo, G. and Gemmell, A. R. 1944. Genetic proof of heterokaryosis in 

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AND Gemmell, A. R. 1944. Colonies of Penicillium notatum and other 



moulds as models for the study of population genetics. Nature (London) 

 154: 532-534, 8 figs. 



Pratt, R. and Dufrenoy, J. 1945. Physiological comparison of two strains of 

 Penicillium. Science 102: 428-429, 1 fig. 



Raper, K. B. 1946. The development of improved penicillin-producing molds. 

 N. Y. Acad. Sci. Ann. 48: 41-56, 3 pis., 1 fig. 



— — — AND Alexander, D. F. 1945. Penicillin. V. Mycological aspects of peni- 

 cillin production. Elisha Mitchell Sci. Soc. Jour. 61: 74-113, 9 figs. 



, Alexander, D. F., and Coghill, R. D. 1944. Penicillin. II. Natural 



variation and penicillin production in Penicillium notatum and allied species. 

 Jour. Bact. 48: 639-659. 



AND Fennell, D. I. 1946. The production of Penicillin X in submerged 



culture. Jour. Bact. 52: 761-777. 



Sansome, E. R. 1946. Induction of 'gigas' forms of Penicillium notatum by treat- 

 ment with camphor vapour. Nature (London) 157: 843. 



AND Bannan, L. 1946. Colchicine ineffective in inducing polyploidy in 



Penicillium notatum. Lancet (London) 250: 828-829. 



Waksman, S. a. and Reilly, H. C. 1944. Strain specificity and production of anti- 

 biotic substances. III. Penicillium notatuui -chrysogenum group. Natl. 

 Acad. Sci. Proc. 30: 99-105. 



