WAELSCH, Mrs. S. GLUECKSOHN Ph.D., M.I.I.E.. Prof. — Dept. of 

 Anat., Albert Einstein Coll. of Med., Eastchester Road, and Morris Park 

 Ave., NEW YORK 61, N.Y., U.S.A. 



a. Developmental physiology. Mus musculus (Rodentia) 



b. Developmental genetics. Mus musculus (Rodentia) 



c. Developmental pathology. Mus musculus (Rodentia) 



WAGNER, G. Ph.D. — Sonnenrain, Ittigen, BERN, Schweiz 



WAIDYASEKARA, L. M.Sc. — Dept. of Zool., Presidency Coll., College 

 St., CALCUTTA 12, India 

 a. Nucleo-cytoplasmic relationship. .Amoeba spec. (Ciliata) (in collabo- 

 ration with Mrs. M. G. ALAMELU, J. DUTTA, S. MOOKERJEE and 

 Miss D. MUKHERJI) 



WALASH, M. N. B.Sc. — Dept. of Zool., Fac. of Sci., Ain Shams Univ., 

 Abassia, CAIRO, Egypt (U.A.R.) 

 a. Studies on regeneration in tadpoles. Bufo regularis (Anuva) 



WALKER, B. E. B.Sc, M.Sc, Ph.D. — Dept. of Anat., Med. Branch, Univ. 

 of Texas, GALVESTON, Tex., U.S.A. 



a. Development of the secondary palate. Mus musculus (Rodentia) 



b. Embryology of cortisone induced cleft palate. Mus musculus (Rodentia) 

 c Effects on fetal development of mechanically altering the fetal environ- 

 ment. Mus musculus (Rodentia) 



d. Some histochemical observations on embryonic mesenchyme. Mus muscu- 

 lus (Rodentia) 



e. Radioautographic study of interkinetic nuclear migration in the neural 

 tube. Gallus domesticus (Aves) 



f. The lethal effect of cortisone on embryos with spontaneous cleft lip-cleft 

 palate. Mus musculus (Rodentia) 



g. Effects of transplantation on the histogenesis of transitional epithelium. 

 Mus musculus (Rodentia) 



h. Radiation injury resulting from nuclear labeling with tritiated thymidine 

 in the embryo. Gallus domesticus (Aves) 



j. Effects of hypervitaminosis A on palate development in two strains. Mus 

 musculus (Rodentia) 



k. Abnormal palate morphogenesis in embryos induced by riboflavin de- 

 ficiency. Mus musculus (Rodentia) 



WALLACE, H. M.A. — Dept. of Zool., Queen's Univ., BELFAST, N. Ire- 

 land 



a. A study of the nucleolus during development. Xenopus laevis (Anura) 



b. Embryology. (Ascidiae) 



WARKANY, J. M.D., M.I. I.E. — Children's Hospital Research Foundation, 

 CINCINNATI 20, Ohio, U.S.A. 



a. Experimental production of congenital heart defects. Rattus norvegicus 

 albinus (Rodentia) 



b. Chromosomal studies of tissues of embryos rendered abnormal by tera- 

 togenic agents. Rattus norvegicus albinus (Rodentia) 



WARTENBERG, H. Dr.Med. — Anat. Inst, der Univ., Universitats-Kran- 

 kenhaus Eppendorf, Martinistr. 52, HAMBURG 20, Deutsche Bundes- 

 republik 



147 



