55 Physiologia 



123 Abt. 1 p. 1221—1276, 1 Taf. [Photodynarnisclie Schadigung in fluo- 

 re.szierenden Farbstolflosungen. Ptlanzen resistenter wio Tiere (Zellmetn- 

 bran). Chlorophyllfuhrende Gewebe am resistentesten. Beschleunigte 

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210029 Mast, S. 0. 11.044 



1014. Orientation in Euglena with some Remarks on Tropisms. liiol. 

 Ceutraibl. Ud. 34 p. 641—664. [Change of intensity theory. No proof 

 that BuNSEN-RoscoE law holds for all forms. Trial and error plays a 

 large part in primitive reactions. Definition of tropism.] 31. G 



30 V. Buddenbrock, W. 11.044 



1915. Die Tropiaraentheorie von Jacques Loeb. Ein Versuch ihrer Wider- 

 legung. Biol. Ceutraibl. Bd. 35 p. 481— 506. [Tropismentheorie hat fiir 

 verschiedene Tropismen keine Geltung. Diese sind vielmehr individuelle 

 Handlungen, die im Laufe der Zeiten mechanisch und zwangsmassig ge- 

 worden sind] 



31 Cohvell, II. A., and S. Rass. 11.044 



1915. Radium, X'Rays and the Living Cell. With Physical Introduc- 

 tion. London : G, Bell & Sons. X, 324 pp. 12s. M. (Review, Nature 

 London Vol. 97 p. 137—138.) 



32 Dubois, Raphael. 11.044 



1915. Sur I'anticinese rotatoire. C. R. Soc. Bioi. Paris T. 78 p. 617— 

 619. [Tendance des organismes k resister ou a se mouvoir en sens in- 

 verse d'un mouvement rotatoire. Phenomene tres general. Remplacement 

 par I'homocinese a la suite de la fatigue ou de I'empoisonnement. Mi- 

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39.3, 7.55, 81.1, 82, 9.32 



83 George, W. C. 11.044 



1915. The Influence of Radium Rays on Germ Cells and Embryonic 

 Tissues. Journ. Elisha Mitchell scieut. Soc. Vol. 31 p. 150—155. 



34 Greiu, Klaus. 11.044 



1915. Ueber das Licht im Meer. Bergeus Mus. Aarb. 1914 i 15 No. 13 p. 

 4—8. [Lichtwirkung auf Organismen.] 

 210035 Loeb, Jacques. 11.044 



1915. Electromotive Phenomena and Membrane Permeability. Science 

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 of tissue.] 



36 Loeb, Jacques. 11.014 



1915. The Mechanism of Antagonistic Salt Action. Proc. nation. Acad. 

 Sc. Washington Vol. 1 p. 473 — 477. [Whenever the influence of another 

 salt is such as to diminish the concentration of the poisonous salt at 

 boundary between membrane and outside solution antagonistic action 

 ensues.] 7.55 



37 Loeb, Jacques, and Hardolph Wasteueys. 11.044 



1915. The Relative Efficiency of Various Parts of the Spectrum for the 

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 19 p. 23 — 35. [In the blue portion lies the effective wave length.] 



37.1 



38 Loeb, Jacques, and Hardolph Wasteneys. 11.044 



19i5. Ou the Identity of Heliotropism in Animals and Plants. Proc. 

 nation. Acad. Sc. Vol. 1 p. 44—47. [Identical relative efficiency of dif- 

 ferent parts of spectrum for producing heliotropic curvatures in Euden- 

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39 Mast, S. 0. , 11.044 



1915. The Relative Stimulating Efficiency of Spectral Colors for the 

 J^ower Organisms. Proc. nation. Acad. Sc. Vol. 1 p. 622 — 625. [Stimu- 

 lation depends on wave-length. Differences in various forms. Irrever- 

 sible change.] 31.6, 51.6 

 210010 Packard, Charles. 11.044 

 1915. The effects of the beta and gamma rays of radium on protoplasm. 



