Hin 42 Holmg 



HINTZSCHE, E. Dr Med., Prof.ord. — Anat. Inst., Buhlstr. 26, BERN, 

 Schweiz. 



a. Anorganischer Stoffwechsel, Fermentchemische Untersuchungen. Homo 

 and other spec. (Mammalia) 



b. Experimentelle Studien iiber Zellvermehrung in Gewebekulturen. Ein- 

 wirkung fordernder und hemmender Substanzen. Gallus (Aves), Orijc- 

 tolagus cuniculus (Rodentia) , Homo (Primates) 



HJELMMAN, G. M. D., Prof. — Dept of Anat., Fac. of Med., Univ. of 

 Helsinki, HELSINKI. Finland, 

 a. The appearance of the mastcells. (Mammalia) 

 HOESSELS, Miss E. L. M. J. — Hubrecht Laboratory, Internat. Embryol. 

 Inst., Janskerkhof 2, UTRECHT. Holland. 

 a. Preparing the catalogue of the Central Embryological Collection of slides 

 and ale. material of the Hubrecht Laboratory. (Pisces) (in collaboration 

 with Miss M. T. C. van EGMOND) 

 HOFF-JORGENSEN, E. Dr Phil. — Inst, of Biochem., Fac. of Med.. Univ. 

 of Copenhagen, JuHane Mariesvej 30, COPENHAGEN 0, Denmark, 

 a. Determination of desoxyribonucleic acid in eggs and embryos, evidence 

 of cytoplasmic desoxyribosides. (Amphibia) (in collaboration with E. 

 ZEUTHEN) 

 HOFFMAN. H. A. B., M.S. — Dept of Zool.. Univ. of Cahfornia. LOS 

 ANGELES 24, Cal.. U.S.A. 

 a. Electrophoresis of hver extracts during development and carcinogenesis, 

 (in collaboration with A. M. SCHECHTMAN) 

 HOGEWONING, C. H. — Lab. for Exper. Histol., Fac. of Med., Univ. of 

 Leyden, Wassenaarseweg, Boerhaavekwartier, LEIDEN, Holland, 

 a. Influence of estrogens on the development and calcification of embryonic 



endosteal tissue in vitro. Gallus domesticus (Aves) 

 h. Influence of vitamine D3 on the development and calcification of endo- 

 steal bone and cartilage in vitro. Gallus domesticus (Aves) 

 HOGUE. Miss M. J. A.B.. Ph.D.. Assoc.Prof. — Dept of Anat.. School of 

 Med.. Univ. of Pennsylvania. PHILADELPHIA 4, Pa, U.S.A. 

 a. Study of neurons and glia cells from the different parts of the brain, 

 especially from the cerebellum of human fetuses, newborn babes and 

 adult humans. Homo sapiens (Primates) 

 HOLM, K. A. Fil.Dr — Zool. Inst., Uppsala Univ., UPPSALA. Sweden, 

 a. Experimental investigation of the embryo (determination, prospective 

 significance of embryonic areas). (Araneae, Arachnoidea) 

 HOLMDAHL. D. E. F.I.I.E.. Med. Dr. Prof. — Anat. Inst., Univ. Uppsala, 

 UPPSALA. Sweden. 



a. Untersuchungen iiber die friihe Korperentwicklung. (Vettebrata) 



b. Riickenmarkentwicklung. (Vettebrata) 



c. Neuralleistenentwicklung und Mesenchymbildung. (Vertebrata) 



d. Entwicklung der Blutgefasse und des Blutes. (Vertebrata) 



e. Spina Bifida-Genese. (Vertebrata) 



f. Teratomgenese. (Vertebrata) 



g. Probleme der Korperentwicklung. (Amniota) 



h. Morphogenese des Plexus chorioideus. (Vertebrata) 

 HOLMGREN. N. F. Dr Sc, Prof. (Emer.) — Zootom. Inst.. Univ. of 

 Stockholm, 116 Drottninggatan. STOCKHOLM, Sweden. 

 a. Origin of tetrapods; the limb problem. (Tetrapoda) 



