Gyl-Ham 



GYLLENSTEN, L. J. W. Med.Dr. — Dept. of Histol., Karolinska Inst., 

 Solnavagen 1, STOCKHOLM 60, Sweden 



a. Regeneration, differentiation and growth of the lymphatic system. 

 Cavia cobaya (Rodentia) 



b. Physiological factors in the postnatal development of the visual system. 

 Mus musculus (Rodentia) 



HACCIUS, Miss B. Dr., Prof. — Inst, fiir spezielle Botanik, Univ. Mainz, 

 65 MAINZ, Deutsche Bundesrepublik 



a. Beeinflussung der Entwicklung von Embryonen durch Chemikalien 

 (Wachtstumsregulatoren; Antimitotica; Radiomimetica und Rontgen- 

 strahlen). Eranthis hiemalis (Ranunculaceae) 



b. I n V i t r o Kultur von Embryonen und Geweben. (Plantae) 

 HADORN, E. Dr.Phil., M.I.I.E., Prof. — Zool.-vergl.Anat. Inst., Natur- 



wiss. Fak., Univ. Zurich, Kiinstlergasse 16, ZURICH, Schweiz 

 HAGELIN, L. O. Fil.lic. — Zool. Inst., Univ. of Stockholm. 70A Radmans- 



gatan, STOCKHOLM, Sweden 

 a. Development of labyrinth organ. Petromyzon spec. (Cyclostomata) 

 HAGET, A. Dr.es Sci., M.I.I.E., Prof. — Lab. de Zool. exper., Fac. des 



Sci. de Bordeaux. 40 Rue Lamartine, TALENCE (Gironde), France 



a. Analyse experimentale de la morphogenese embryonnaire de la tete. 

 Leptinotarsa spec. (Coleoptera) 



b. Role du systeme nerveux dans la morphogenese embryonnaire des 

 pattes. Leptinotarsa spec. (Coleoptera) 



c. Recherches sur I'edification de la blastule et de la gastrule. Leptinotarsa 

 spec. (Coleoptera) 



HAGIWARA, A. D.Sc. — Lab. of Developmental Biol., Zool. Inst., Fac. of 

 Sci., Univ. of Kyoto, KYOTO, Japan 

 a. Mechanisms of antibody formation. Rattus spec. (Rodentia) 

 HAGSTROM, B. E. Fil.Dr. — Wenner-Gren's Inst, for exper. Biol., Norr- 



tuUsgatan 16, STOCKHOLM Va., Sweden 

 HALE, L. J. Ph.D. — Dept. of Zool.. Univ. of Edinburgh, West Mains 

 Road, EDINBURGH 9, Scotland 

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

 HALFER, Miss C. — 1st. di Genet., Univ. di Milano, Via Celoria 10. 

 MILANO. Italia 

 a. Ovary transplantation. Drosophila spec. (Diptera) 

 HAM, R. G. B.S., Ph.D. — Dept. of Biol, Univ. of Colorado. BOULDER, 

 Colo., U.S.A. 



a. Differentiation of cells in vitro. Cricetulus griseus (Rodentia), 

 Oryctolagus cuniculus (Lagomorpha) 



b. Culture media for freshly isolated cells during differentiation. Orycto- 

 lagus cuniculus (Lagomorpha) 



HAMA. T. M.A.. D.Sc, M.I.I.E., Prof. — Dept. of Biol., Keio Univ.. 

 YOKOHAMA-Hiyoshi, Japan 



a. Morphogenetical and chemical analysis of the organizer. Triturus 

 pyrrhogaster (Urodela) 



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. (Pisces; 

 Amphibia) 



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