292 'American Socictics for Experimental Biology [Jan. 



Adm ISSION TO THE Federation. At tlie busincss meeting of the 

 Federation of American Societies for Experimeijtal Biology this 

 Society was unanimously admitted to membership in the Federation. 



Scientific program. First session. Jefferson Medical 

 College, Monday, December 29, 2 p. m. W. Haie and /. F. 

 Anderson: An experimental demonstration of the cause of the unto- 

 ward Symptoms after intraspinal injections of serum. — W. A. 

 Dandy: Hydrocephalus ; An experimental study. — H. Cushing and 

 L. H. IVeed: The double source of the cerebrospinal fluid. — P. 

 Rons and /. B. Murphy: The resistance to transplantable chicken 

 tumors. — P. Rous and L. Lange: Certain spontaneous tumors as 

 dififerent manifestations of a single disease entity. — L. Loeh, M. S. 

 Fleisher and M. Vera: Immunization against substances inhibiting 

 tumor grovvth. 



Second SESSION. University of Pennsylvania, Tuesday, 

 December 30, 2 p. m. Martha Wollstein and S. J. Meltzer: Pul- 

 monary lesions produced by the B. pyocyaneus. — M. C. Winternit.'j 

 and B. S. Kline: Experimental pneumonia; Studies by means of 

 vital stains. — M. J. Rosenau: Some further experiments on polio- 

 myelitis. — Paul A. Lewis and A. G. Margot: Some further obser- 

 vations on the relation of the spieen to the resistance of mice to ex- 

 perimental tuberculosis. — /. W. Johling and W. Petersen: Sub- 

 stances influencing the production of caseation in tuberculosis. — /. 

 W. Johling and W. Petersen: Some enzyme-inhibiting substances. 

 — W. H. Park: Immunity produced by toxin-antitoxin mixtures in 

 man and animals. — H. Zinsser and E. Carey: The relation of nor- 

 mal Opsonin to complement, as determined by methods of comple- 

 ment Splitting. — G. G. Lake and H. G. Wells: The immunological 

 reactions of the placenta proteins. — E. W. Goodpasture: Studies 

 on fibrinogen. 



Third SESSION. University of Pennsylvania, Wednesday, 

 December 31, 9 a. m. H.A. Christian: Some effects of diuretics 

 in experimental nephritis. — H. T. Karsner, O. Polin and W. D. 

 Denis: Studies of nitrogen retention in experimental acute nephritis. 

 — G. H. Whipple: Intestinal obstruction; Studies in immunity reac- 

 tion and protection against the toxic agent. — /. H. King: Experi- 

 mental study of the pathology of the spieen. — D. Marine: Further 



