Wilt-Woo 



c. The role of induced enzyme formation in development, tested by attempt- 

 ing to induce galactokinase in presumptive embyonic muscle, in vitro. 

 Gallus gatlus (Aves) 

 WIMSATT, W. A. A.B., Ph.D., M.I.I.E., Prof. — Dept. of Zool, Cornell 

 Univ., ITHACA, N.Y., U.S.A. 

 a. Comparative placentology; histochemistry and histophysiology of pla- 

 centa. (Insectivora; Chiroptera; Ungulata; Carnivora) 

 WINDLE, W. F. B.S., M.S., Ph.D., Sc.D. — Lab. of Neuroanat. Sci., 

 NINDB, Nat. Inst, of Health, BETHESDA, Md., U.S.A. 



a. Factors influencing regeneration of nerve fibers in the central nervous 

 system of adult animals. (Mammalia) 



b. Development of fiber tracts and nuclei in the brain. Homo sapiens (Pri- 

 mates) 



c. Effects of asphyxia neonatorum on brain structure and function. ^Various 

 spp., especially Primates) 



WINGSTRAND, K. G. Dr.Phil, Prof. — Inst, of Comp. Anat, Universi- 



tetsparken 3, COPENHAGEN 0, Denmark 

 WINOWSKA, Mrs. J. M.Sc. — Zaklad Anat. Porownawczej, Inst. Zool. 



Uniw., ul. Sienkiewicza 21, WROCLAW, Poland 

 WITSCHI, E. Ph.D., F.I.I.E., Prof. — Dept. of Zool., State Univ. of Iowa, 



P.O. Box 585, IOWA CITY, Iowa, U.S.A. 



a. Metabolism of normal and overripe eggs. (Anura) 



b. Malformations and tumorigenesis. (Vertebrata) 



c. Sex inheritance and differentiation (normal and experimental). (Amphi- 

 bia, Aves, Mammalia) 



d. Parabiosis and hormones in sex differentiation. Triturus torosus (Uro- 

 dela), Rattus spec. (Rodentia) 



e. Metamorphosis of the ear. (Anura) , 



f. Embryologic and endocrine studies in adreno-gonadal relationships. (Am- 

 phibia, Aves, Mammalia) 



g. Nutritional conditions in the incubating egg. ( Aves) 

 h. The mechanism of ovulation. Xenopus spec. (Anura) 



WOELLWARTH, C. v. Dr.phil., M.I.I.E. — Heiligenberg-Inst, (17b), 



HEILIGENBERG, Kreis Ueberlingen/Bodensee, Deutschland 



a. Induktion des Nervensystems. (Amphibia) 



b. Herkunft des Materials bei Induktionsgebilden. (Urodela) 



c. Zusammenwirken von Induktor und reagierendem Gewebe bei der Vor- 

 derkopfinduktion. (Urodela) 



WOERDEMAN, M. W. M.D., D.Sc, F.I.I.E., Prof. — Anat.-Embryol. 

 Inst., Municipal Univ. of Amsterdam, Mauritskade 61, AMSTERDAM 

 O., Holland 



a. Lensregeneration. (Aves, Mammalia) 



b. Induction in tissue cultures and potencies of cells in tissue culture. (Aves, 

 Mammalia) 



c. Development of specific substances during induction and regeneration. 

 (Amphibia, Aves) 



WOLFF, Mrs. Em. Dr. es Sci. — Lab. d'Embryol. exper. du Coll. de France, 

 11 Place Marcelin Berthelot, PARIS Ve, France 



— Lab. d'Embryol. et Teratol. exper. du C.N.R.S., 49 bis Avenue 

 de la Belle Gabrielle, NOGENT sur Marne (Seine), France 



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