Hale-Har 



a. Cell behaviour during growth and morphogenesis. (Hydrozoa) 

 HALL, E. K. Ph.D., D.Sc — Dept. of Anat, School of Med., Univ. of 

 Louisville, 101 West Chestnut St., LOUISVILLE 2, Ky., U.S.A. 

 a. Drug effects on embryonic hearts (atropine, nicotine, physostigmine). 

 Rattus norvegicus (Rodentia) 

 HALLIDAY, R. B.Sc, Ph.D. — Agr. Res. Council Unit of Embryol., Dept. 

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

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

 HAMA, T. M.A., D.Sc, Prof. — Biol. Lab., Keio Univ., YOKOHAMA, 

 Hiyoshi, Japan 



a. Morphogenetical and chemical analysis of the organizer. Triturus pyvvho- 

 gaster (Urodeta) 



b. Studies on the influence of the pterins and their like upon development in 

 various animals. (Arthropoda; Pisces; Amphibia; etc.) 



c. Developmental and chemical studies of the chromatophores. (Amphibia; 

 Pisces) 



HAMANO, S. M.Sc, Dr.Sc. — Lab. of Physiol. & Ecol., Dept. of Biol., 

 Fac. of Fish., Hokkaido Univ., HAKODATE, Japan 

 a. Physico-chemical studies on activation and fertilization. (Teleostei) 

 HAMBURGER, K. cand.mag. — Biol. Inst, of the Carlsberg Foundation, 

 16, Tagensvej, COPENHAGEN N., Denmark 

 a. Studies on the biochemistry and physiology of synchronized cell 

 systems. Tetrahymena pyriformis (Holotricha, Ciliata) (in collaboration 

 with E. ZEUTHEN and P. PLESNER) 

 HAMBURGER, V. Ph.D., F.I.I.E., Prof. — Dept. of Zool., Washington 

 Univ., Lindell and Skinker Ave., ST LOUIS 5, Mo., U.S.A. 

 a. Neuro-embryology. Gallus domesticus (Aves) 

 HAMDORF, K. Dr. — Inst, fur Fischereibiol. der Univ. Hamburg, Hol- 

 stenwall 24, HAMBURG 36, 0eutschland 

 a. Entwicklung unter verschiedenen Licht-, Temperatur- und Oo-Bedingun- 

 gen. Salmo irideus (Teleostei) 

 HAMILTON, H. L. B.A., M.S., Ph.D., M.I.I.E. — Dept. of Zool. and En- 

 tomol., Div. of Sci., Iowa State Coll., AMES, Iowa, U.S.A. 



a. Studies on the relation of enzyme systems to morphogenesis. Gallus 

 domesticus (Aves) 



b. Factors influencing the differentiation of melanophores in tissue cultures. 

 Gallus domesticus (Aves) 



HAMILTON, Miss L. B.A. — Dept. of Zool. and Comp. Anat., Univ. Coll. 

 London, Gower St., LONDON W.C. 1, England 



a. Analysis of haploid syndrome. Xenopus spp. (Anura) 



b. Morphogenesis of hybrid andromerogons. Xenopus spp. (Anura) 



c. Morphogenetic effects of homologous DNA. Ambystoma mexicanum 

 (Urodela) 



HAMILTON, W. J. F.I.I.E., Prof. — Anat. Dept., Charing Cross Hosp. 

 Med. School, 62 Chandos Place, LONDON W.C. 2, England 



a. Growth and atresia of the ovarian follicles. Mustela putotius furo 

 (Carnivota) (in collaboration with R. J. HARRISON) 



b. Placentation and changes in reproductive tract. (Cervidae) (in collabo- 

 ration with R. J. HARRISON) 



c. The development and structure of the placenta. Homo sapiens (Primates) 



(in collaboration with J. D. BOYD, Cambridge) 



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