PHYSIOLOGY 141 



— (1926) Structure, movement, locomotion, and stimulation 

 in amoeba. J. Morphol. Physiol., 41:347. 



— (1931) Locomotion in Amoeba proteus. Protoplasma 14:321. 



— (1938) Digestion of fat in Amoeba proteus. Biol. Bull., 75: 

 389. 



— ■ (1939) The relation between kind of food, growth and struc- 

 ture in Amoeba. Ibid., 77:391. 



— (1941) Motor response in unicellular animals. In: Calkins 

 and Summers (1941). 



— (1942) The hydrogen ion concentration of the content of the 

 food vacuoles and the cytoplasm in Amoeba, etc. Biol. Bull., 83 : 

 173. 



— and Doyle, W. L.: (1934) Ingestion of fluid by amoeba. Pro- 

 toplasma, 20:555. 



(1935) Structure, origin and function of cytoplasmic 



constituents in Amoeba proteus. I. Arch. Protist., 86:155. 

 (1935a) II. Ibid., 86:278. 



— and Pace, D. M.: (1938) The effect of substances produced 

 by Chilomonas Paramecium on the rate of reproduction. Physiol. 

 Zool., 11:359. 



and Prosser, C. L. : (1932) Effect of temperature, salts, and 



hydrogen ion concentration on rupture of the plasmagel sheet, 

 etc. J. Cell. Comp. Physiol., 1:333. 



Mazia, D. and Hirshfield, H. I.: (1951) Nucleus-cytoplasm rela- 

 tionships in the action of ultraviolet radiation on Amoeba pro- 

 teus. Exper. Cell. Res., 2:58. 



Meldrum, N. U. : (1934) Cellular respiration. London. 



Merton. H. : (1935) Versuche zur Geotaxis von Paramecium. Arch. 

 Protist., 85:33. 



Metalnikoff, S.: (1912) Contributions a l'etude de la digestion 

 intracellulaire chez les protozoaires. Arch. zool. exper. g6n., 9: 

 373. 



Metchnikoff, E.: (1889) Recherches sur la digestion intracellu- 

 laire. Ann. l'lnst. Pasteur, 3:25. 



Miller, E. d. W. : (1932) Reappropriation of cytoplasmic fragments. 

 Arch. Protist., 78:635. 



Most, H.: (edited by) (1951) Parasitic infections in man. New 

 York. 



Mouton, H.: (1912) Recherches sur la digestion chez les amibes et 

 sur leur diastase intracellulaire. Ann. Inst. Pasteur., 16:457. 



Nasset, Elizabeth C. and Kofoid, C. A.: (1928) The effects of 

 radium and radium in combination with metallic sensitizers on 

 Entamoeba dysenteriae in vitro. Univ. California Publ. Zool., 31 : 

 387. 



Nirenstein, E.: (1925) Ueber die Natur und Starke der Saurebil- 

 dung in den Nahrungsvakuolen von Paramecium caudatum. 

 Ztschr. wiss. Zool., 125:513. 



Noland, L. E. : (1927) Conjugation in the ciliate Metopus sigmoides. 

 J. Morphol. Physiol, 44:341. 



Pace, D. M. and Belda, W. H.: (1944) The effect of food content 



