a The influence of parathyroid hormone on the morphology of embryonic and adult mammary 



glands in vitro, on the Ca concentration of the gland in different stages, and on the milk. Mus 



musculus (Rodentia) 

 DI MARCOTULLIO, A. D.Sci. - Inst, of Zool. and Comp. Anat., Univ. of Trieste, Via A.Valerio 32, 



34127 TRIESTE, Italy 

 DINI, F. Dr.Sc.Biol. 1st. di Zool. e Anat. Comp. delTUniv., Via A. Volta 4, 56100 PISA, Italy 

 a Differentiation of nucleus and cytoplasm. Euplotes spec. (Ciliata) 

 DI STEFANO, L. Ph.D. 1st. di Istol. ed Embriol., Univ. di Palermo, Via Archirafi 20, 90123 



PALERMO, Italy 

 a Reticulocyte maturation in the embryo, Gallus spec. (Aves) 



DOBROWOLSKI, J. Dr. - Zool. Inst., Jagiellonian Univ., ul.Krupnicza 50, KRAKOW 2, Poland 

 a Teratogenetic and lethal effects of inorganic and organic chemicals and of physical factors; 



sensitive stages. Xenopus laevis and other spp. (Amphibia) 

 b Molecular and supermolecular mechanisms of regulation in different stages and organs; role of 



pigment and possibility of reverse transcription 

 c Cybernetic interpretation of effects of environmental factors on different stages of embryo- 

 genesis 

 DOHLE, W. Dr.rer.nat. - I.Zool. Inst, der Freien Univ., Kon.-Luise St. 1-3, 1 BERLIN 33,B.R.D. 



(Germany) 

 a Cell differentiation in the germ band. Diastylis rathkei (Cumacea, Crustacea) 

 b Germ band formation. Gammarus pulex (Amphipoda), Neomysis vulgaris (Mysidacea, Crustacea) 

 DOHMEN, M. R. Drs. - Zool. Lab., State Univ. of Utrecht, Transitorium III, Univ.centrum 'De 



Uithof, UTRECHT, Netherlands 

 a Electron microscopy of developmentally significant cytoplasms and cell contacts in early cleav- 

 age. Lymnaea stagnalis, Bithynia tentaculata (Gastropoda) 

 DOLCEMASCOLO, G. Dr. - 1st. di Biol. Gen., Univ. di Palermo, Via Divisi 83, 90133 PALERMO, 



Italy 

 a Histochemistry and ultrastructure of oogenesis and embryology. (Ascidiacea) (with V. MAN- 



CUSO and M. GIANGUZZA) 

 DOLLANDER, A. Dr.en Med., Prof. - Lab. d'Embryol., Univ. de Nancy I, 31 rue Lionnois, 54 



NANCY, France ISDB 



DOMAC, Mrs. B. M.D., Sc.M.D. - Inst, of Histol. and Embryol., Fac. of Med., Univ. of Zagreb, 



Salata 3, P.O.Box 166, 41001 ZAGREB, Yugoslavia 

 a Selective inhibitory effects of the hypophysis upon growth and differentiation of the adrenal 



glands in the fetus. Rattus norvegicus (Rodentia) 

 b Teratogenic effect of some tranquillizers on neural plate and tube derivatives (in vivo injection 



and histochemistry). Oryctolagus cuniculus (Lagomorpha), Rattus spec. (Rodentia) 

 c Development and function of the pituitary-adrenocortical system in foetus and neonate (bio- 

 chemistry, histology, histochemistry). Rattus norvegicus (Rodentia) (with K. MILKOVIC, Inst. 



of Biol.) 

 DOMENECH RATTO, G. - Dept. of Anat., Univ. of Barcelona, C/.Casanova 143, BARCELONA 11, 



Spain 

 a Development of the retina and lens. Gallus domesticus (Aves) 

 DONATO (CELI), Mrs. A. - 1st. di Zool. e di Anat. Comp., Univ. di Messina, Via dei Verdi 75, 98100 



MESSINA, Italy 

 DONGEN, C. A. M. van M.Sc. - Zool. Lab., State Univ. of Utrecht, Transitorium III, Univ.centrum 



'De Uithof, UTRECHT, Netherlands 

 a Biochemistry of protein synthesis during early development (radio-isotopes, disc-electrophoresis, 



iso-electric focusing). Lymnaea stagnalis (Gastropoda) 

 b Cell-lineage of normal and lobeless embryos. Dentalium spec. (Scaphopoda) 

 DOORENMAALEN, W. J. van M.D., Prof. - Dept. of Med. Anat. and Embryol., State Univ. of 



Utrecht, Janskerkhof 3A, UTRECHT, Netherlands ISDB 



a Immunological and immunochemical investigations on lens proteins in induction and differentia- 

 tion. (Aves), Homo sapiens (Primates) 

 DOSKOCIL, M. MUDr., D.Sc. - Dept. of Anat., Charles Univ., U nemocnice 3, 12800 PRAHA 2, 



Czechoslovakia 

 a Development of the pineal body. Gallus domesticus (Aves) 

 DOSTAL, M. MUDr. - Lab. of Plastic Surg., Dept. of Exper. Teratol., Czech. Acad, of Sci., Legerova 



61, 120 00 PRAHA 2, Czechoslovakia 

 a Development of the secondary palate under normal and experimental conditions. Mus musculus, 



Rattus norvegicus (Rodentia) 

 b Elaboration of an appropriate method for testing the teratogenic activity of drugs. Same species 



as a 

 DOTT, H. M. Ph.D. - A.R.C. Unit of Reprod. Physiol. & Biochem., Anim. Res. Station, 307 



Huntingdon Rd., CAMBRIDGE CB3 0JQ, England 

 a Effect of seminal plasma on the metabolism and morphology of epididymal spermatozoa. Bos 



taurus, Ovis aries, Sus scrofa, Equus spp., Oryctolagus cuniculus and other spp. (Mammalia) 

 b Lysosomal enzymes and spermatozoa. Ovis aries and other spp. (Mammalia) 

 DOUMENC, D. - Lab. de Biol, des Invert. Marins et Malacol., Museum Natl. d'Hist. Nat., 57 rue 



Cuvier, 75005 PARIS, France 

 a Embryology and viviparity. (Actinozoa) 



DOWNIE, J. R. Ph.D. - Dept. of Zool., Univ. of Glasgow, GLASGOW G12 8QC, Scotland, U.K. 

 a Cell behaviour, mainly epithelial cells, in the expansion of the blastoderm. Gallus gallus (Aves) 

 b Development of specialised cell contacts in the early blastoderm. Gallus gallus (Aves) 



29 



