BIBLIOGRAPHY 685 



304. Dawson, M. H., and Avery, O. T. Reversion of avirulent "rough" 

 forms of pneumoeoccus to virulent "smooth" types. Proc. Soc. 

 Exper. Biol. & Med., 24(9) : 943, June 1927 154 



305. Dawson, M. H., and Sia, R. H. P. In vitro transformations of 

 pneumococcal types. I. A technique for inducing transformation 

 of pneumococcal types in vitro. J. Exper. Med., 54(5): 681, Nov. 



1931 158 



305a. Dawson, M. H., and Sia, R. H. P. The transformation of pneu- 

 mococcal types in vitro. Proc. Soc. Exper. Biol. & Med., 27(9): 

 989, 1930. 



306. Dawson, M. H., and Wahbasse, A. Further observations on the 

 transformation of type-specific pneumococci by in vitro proce- 

 dures. Proc. Soc. Exper. Biol. & Med., 29(2): 149, Nov. 1931. ... 159 



307. Day, H. B. The preparation of antigenic specific substance from 

 streptococci and pneumococci (Type I). Brit. J. Exper. Path., 11 



(3) : 164, June 1930 329, 333, 337 



308. Day, H. B. Species immunity to pneumoeoccus. J. Path. & 



Bact., 36(1) : 77, Jan. 1933 327 



309. Day, H. B. The preparation of pneumococcal species antigen. 



J. Path. & Bact., 38(2) : 171, Mar. 1934 337 



310. Dean, H. R. The relation between the fixation of a complement 

 and the formation of a precipitate. Proc. Roy. Soc. Med., Sect. 



Path., 5:62, Nov. 21, 1911 583 



311. Dean, H. R., and Webb, R. A. The influence of optimal propor- 

 tions of antigen and antibody in the serum precipitation reaction. 



J. Path. & Bact., 29(4) :473, Oct. 1926 372,583 



311a. Declich, M. Contributo alia diagnosi differenziale dei vari tipi 

 di pneumococco. Biochem. e Terap. Sper., 9(10): 293, Oct. 1922. 



312. Denys. Recherches sur le serum antipneumococcique. Ann. Soc. 

 med.-chir. d'Anvers, 2(2) : 51, Feb. 1897 27,326,420,522, 528 



313. Dernby, K. G., and Avery, O. T. The optimum hydrogen ion con- 

 centration for the growth of pneumoeoccus. J. Exper. Med., 28 



(3) :345, Sept. 1918 38, 39 



313a. Dible, J. H. Pneumococcal infections: the bacteriological as- 

 pect. Lancet, 1:8, Jan. 5, 1924. 



314. Dick, G. F. On the development of proteolytic ferments in the 



blood during pneumonia. J. Infect. Dis., 10(3): 383, May 1912. .. 442 



315. Dochez, A. R. The presence of protective substances in human 

 serum during lobar pneumonia. J. Exper. Med., 16(5): 665, Nov. 



1912 438 



316. Dochez, A. R. The occurrence and virulence of pneumococci in 

 the circulating blood during lobar pneumonia and the suscep- 

 tibility of pneumoeoccus strains to univalent antipneumococcus se- 

 rum. J. Exper. Med., 16(5) : 680, Nov. 1912 524, 528 



317. Dochez, A. R. Coagulation time of the blood in lobar pneumonia. 

 J. Exper. Med., 16(5) :693, Nov. 1912. 



318. Dochez, A. R., and Avery, O. T. Varieties of pneumoeoccus and 

 their relation to lobar pneumonia. J. Exper. Med., 21(2): 114, 



Feb. 1915 525 



