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



MESSINA, Italy 

 a Morphology, ultrastructure, and cytochemistry of oocyte development. Chiton olivaceus 



(Polyplacophora), Deltentosteus quadrimaculatus (Teleostei) 

 DONGFN, C. A. M. van; M.Sc. - Zool. Lab., State Univ. of Utrecht, Transitorium III, Padualaan 8, 



UTRECHT, Netherlands 

 a Significance of polar lobe material for the control of development (morphology, biochemistry). 



DentaUum spec, and others (MoUusca) 

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



Utrecht, Janskerkhof 3A, UTRECHT, Netherlands 

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

 entiation. (Aves), Homo sapiens (Primates) 

 DOR^E, M.; D.Sc. - Stat. Biol., place Georges-Teissier, 2921 1 ROSCOFF, France 

 a Hormonal control of meiosis reinitiation in oocytes. (Asteroidea) 

 b Control of mitosis by N6-substituted adenins (cytokinins). (Plantae, Animalia) 

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



Czechoslovakia 

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

 DOSTAL, M.; MUDr. - Inst, of Exp. Med., Dept. of 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.; Dr. - A.R.C. Unit of Reprod. Physiol. & Biochem., Anim. Res. Station, 307 Hunting- 

 don Rd., CAMBRIDGE CB3 OJQ, 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) 

 DOUGLAS, A. H. M.; B.Sc. - Dept. of Devi. Biol., Marischal Coll., Aberdeen Univ., ABERDEEN 



AB9 IAS, Scotland, U.K. 

 a Growth and development of embryonic muscle in culture, especially balance between fibroblasts 



and myoblasts, and maintenance of myotubes. Gallus domesticus (Aves) 

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



Cuvier, 75005 PARIS, France 

 a Light and electron microscopy and histochemistry of metamorphosis. Actinia equina, Cereus 



pcdunculatus (Actinozoa) 

 DOWNIF, 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. Same species as a 

 DRAGOMIROV, N. I.; Dr.biol.sci., Prof. - A.N.Severtzov Inst, of Evol. Morphol. and Ecol. of 



Animals, Acad, of Sci. of the USSR, Lenin Ave.33, MOSCOW 117071, U.S.S.R. 

 a The organogenesis gradients in the spiracular section of the lateral sensory system. Huso huso 



(Chondrostei) 

 DROIN, Miss A.; Dr.biol. - Stat, de Zool. Exp., Univ. de Geneve, 154 route de Malagnou, 1224 



CHENE-BOUGERIES, Switzerland 

 a Descriptive, histological and experimental analysis of mutant embryos and tadpoles. Xenopus 



laevis (Anura) 

 DRUGA (PUSZTASZERI), Mrs. A.; M.D. - Res. Inst, for Pharm. Chem., P.O. Box 82, 1325 



BUDAPEST, Hungary 

 a Teratogenetic effect of chemicals, especially drugs containing the piperazin ring. Rattus rattus 



(Rodentia) 

 b Perphenazine induced micromelia (histology: topooptical reaction). Same species as a 

 DRUGA, R.; MUDr. - Dept. of Anat., Charles Univ., U nemocnice 3, 12800 PRAHA 2, Czechoslo- 

 vakia 

 a Prenatal morphological development of basal ganglia. Felis domestica (Carnivora), Rattus 



norvegicus (Rodentia), Oryctolagus cuniculus (Lagomorpha) 

 DRUKKER, J.; Ph.D. - Anat.-Embryol. Inst., Univ. of Amsterdam, Mauritskade 61, AMSTERDAM- 



O., Netherlands 

 a Descriptive and experimental studies of the developing central and peripheral nervous system. 



Gallus domesticus (Aves) 

 b Histochemical characteristics of developing chemoreceptor organs. Oryctolagus cuniculus 



(Lagomorpha), Mus musculus, Rattus norvegicus (Rodentia) 

 c Embryology of the endocrine cells of the pancreas. Same species as a 

 DRYDEN, R. J.; Ph.D. - 25 The Drive, SHOREHAM-by-Sea, Sussex BN4 5GB, England 

 a Spina bifida induced by X-irradiation or mechanical flexion during neurulation. Gallus 



domesticus (Aves) 

 DUBENDORFER, A.; Dr.phil.II - Zool.-Vergl. Anat. Inst., Univ. Zurich, Kunstlergasse 16, 8006 



ZURICH, Switzerland 

 a Determination and cell hneage in imaginal discs. Musca domestica (Diptera) 

 b Cell and tissue culture. Drosophila melanogaster (Diptera) 



DUBENDORFER, K.; Dipl.nat. - Zool.-Vergl. Anat. Inst., Univ. Ziirich, Kiinstlergasse 16, 8006 

 ZURICH, Switzerland 



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