Hau-Hil 



HAUENSCHILD, C. Dr.rer.nat — Zool. Inst, der Univ., Katharinenstr. 20, 

 FREIBURG i.Brsg., Deutschland 



a. Lunarperiodizitat, Neurosekretion, Metamorphose, Geschlechtsbestim- 

 mung. Platynereis dumerilii (Polychaeta errantia) 



b. I-Zellen, Entwicklung, Stockdifferenzierung. Campanularia johnstoni 

 (Hydroidea Thecaphorae) 



HAY, Miss D. Lic.es Sci. — Lab. de Zool. et d'Embryol. exper., Inst, de 

 Zool. et de Biol, gener., 12 Rue de l'Universite, STRASBOURG, France 



a. Analyse du processus de regulation et de paragenese. (Selachii) (en col- 

 laboration avec J. H. VIVIEN) 



b. Etude de l'entree en jeu des correlations hypophyso-thyroidiennes. Rana 

 temporaria, Triturus cristatus (Amphibia) 



c. Morphogenese et physiologie embryonnaire des glandes endocrines. 

 (Selachii; Teleostei; Amphibia) (en collaboration avec J. H. VIVIEN et 

 Miss J. SCHOTT) 



HAYASHI, Y. D.Sc. — Biol. Inst., Fac. of Sci., Nagoya Univ., Chigusa-Ku, 



NAGOYA, Japan 



— temporarily: Lab. of Chem. Embryol., Med. Center, Colorado Univ., 



4200 East Ninth Ave, DENVER 20, Col., U.S.A. 

 a. Biochemical analysis of muscle differentiation. Gallus spec. (Aves) 

 HAYEK, H. Dr.med., Dr.phil., o.Prof. — Anat. Inst., Wahringerstr. 13, 



WIEN 9, Oesterreich 

 HEATH, H. D. Ph.D. — Dept. of Zool., Univ. of Miami, CORAL GABLES 



46, Florida, U.S.A. 



a. Growth of larvally transplanted organs. Ambystoma tigrinum (Urodela) 



b. Developmental phenomena investigated by means of biochemical assay of 

 nematocyst migration. Hydra littotalis (Hydroidea) 



HECKERMAN, R. O. B.S., M.S., Rh.D. — Dept. of Biol. Sci., Quincy Coll., 

 QUINCY, 111., U.S.A. 



a. Differentiation of cells in the islet tissue of the embryonic pancreas. 

 Gallus domesticus (Aves), Sus domesticus (Mammalia) 



b. Islet tissue regeneration. Gallus domesticus (Aves) 

 HEILBRUNN, L. V Ph.D., Prof. — Dept. of Zool., Univ. of Pennsylvania, 



PHILADELPHIA 4, Pa., U.S.A. 

 HEIM, W. G. A.B., M.A., Ph.D.— Dept. of Biol., Wayne State Univ., 

 DETROIT 2, Mich., U.S.A. 



a. Role of catalase in growth and neoplasia. Mus musculus, Mus rattus 

 (Rodentia) 



b. Serum proteins during ontogeny. Gallus domesticus (Aves), Mus rattus 

 (Rodentia) 



HEMMINGS, W. A. B.A. — Agr. Res. Council Unit of Embryol., Dept. of 

 Zool., Univ. Coll. of North Wales, BANGOR, Caernarvonshire, Wales 

 a. Immunological relations of mother and fetus. (Mammalia) 



HENLEY, Miss C. M.A., Ph.D. — Dept. of Zool., Univ. of North Carolina, 

 CHAPEL HILL, N.C., U.S.A. 



a. Studies in experimental cytology. Polychoerus spec. (Acoela, Turbel- 

 laria), Nereis limbata, Chaetopterus spec. (Polychaeta) , Ambystoma 

 maculatum (Urodela) (in collaboration with D. P. COSTELLO) 



b. Effects of antimitotic agents on larval tail-tips. Ambystoma maculatum 

 (Urodela) (in collaboration with D. P. COSTELLO) 



56 



