AMOEBAE VERSUS TISSUE CELLS 11 



BIBLIOGRAPHY 



HoGUE, M. J. 1919 The effect of hj'potonic and hypertonic solutions on fibro- 

 blasts of the embryonic chick heart in vitro. J. Exp. Med., vol. 30, 

 p. 617. 



1921 Studies on the life-historj' of Vahlkampfia patuxent n. sp. 

 parasitic in the oyster, with experiments regarding its pathogenicity. 

 Amer. J. Hygiene, vol. 1. 



Lewis, W. H. 1919 Degeneration granules and vacuoles in the fibroblasts of 

 chick embryos cultivated in vitro. Johns Hopkins Hosp. Bui., vol. 

 30, no. 1. 



Lewis and Lewis 1915 Mitochondria and other cytoplasmic structures. Am. 

 Jour. Anat., vol. 17, p. 339. 



Smith, D. T. 1921 The ingestion of melanin pigment granules by tissue cells. 

 Johns Hopkins Hosp. Bull., vol. 32. 



