THOUVENY, Y. R.; Dr., Prof. - Lab. d'Histol. et de Morphogen. Anim., Dept. de Biol., Centre Univ. 



de Marseaie-Luminy, 70 route Leon Lachamp, 13288 MARSEILLE Cedex 2, France 

 a Biochemistry and cytochemistry of regeneration; molecular mechanisms taking place during 



dedifferentiation. Owenia fusiformis (Polychaeta) 

 THYLSTRUP, A.; Ph.D., AssocJrof. - Dept. of Dent. Pathol, and Operat. Dent., Royal Dent. Coll., 



Vennelyst Bd., 8000 ARHUS C, Denmark 

 TICKLE, Ms. C. A.; PhD. - Dept. of Biol, as Appl. to Med., Middlesex Hosp. Med. School, Cleveland 



St., LONDON WIP 6DB, England 

 TIEDEMANN, H.; Dr.med., Dr.rer.nat., Prof. - Inst, fiir Molec. Biol, und Biochem., Fachbereich I 



(Vorklinik), Freie Univ., Arnimallee 22, 1000 BERLIN 33, B.R.D. (Germany) 

 a Molecular mechanisms of determination. (Amphibia) 

 b Isolation and characterization of morphogenetic factors 

 TIEDEMANN (WAECHTER), Ms. H.; Dr.rer.nat. - Inst, fur Molec. Biol, und Biochem., Fachber.I 



(Vorklinik), Freie Univ., Arnimallee 22, 1000 BERLIN 33, B.R.D. (Germany) 

 a Mechanisms of primary induction. Triturus spec, Ambystoma spec. (Urodela) 

 TILLMANN, B.; Drjned., oProf. - Anat. Inst, der Univ., Med. Fak., Olshausenstr. 40-60, 2300 



KIEL 1, B.R.D. (Germany) 

 a Development of joints and of larynx (serial sections, scanning electron microscopy). Homo 



sapiens (Primates) 

 TIMASHKEVICH, Ms. T. B.; Cand.nied.sci. - Inst, of Human Morphol., Acad, of Med. Sci. of the 



USSR, Tsurupa St.3, MOSCOW 1 17469, U.S.S.R. 

 TIMMERMANS, Ms. L. P. M.; Ph.D. - Dept. of Exp. Anim. Morphol. and Cell Biol., "Zodiac", Agric. 



Univ., Marijkeweg 40, 6709 PG WAGENINGEN, Netherlands 

 a Origin of primordial germ cells ((immuno)histochemistry, autoradiography). Dentalium vulgare 



(Scaphopoda), Cyprinus carpio (Teleostei) 

 TOGNATO, G.; Dr. - Inst, of Zool., Univ. of Bologna, Via S. Giacomo 9, 40126 BOLOGNA, Italy 

 a Gonadogenesis and sex differentiation. Rana latastei, R. esculenta (Anura) 



b Nervous system and neurosecretion in asexual reproduction, sexual differentiation and regenera- 

 tion. Dugesia gonocephala, Polycelis nigra, Dendrocoelum lacteum (TurbeUaria) 

 TOIVONEN, S. I.; Ph.D., M.D., Prof. (Emer.) - Lab. of Exp. Embryol., Dept. of Zool., Univ. of 



Helsinki, Arkadiankatu 7, 00100 HELSINKI 10, Finland 

 a The specific action of heterogeneous inductors. Triturus spec. (Urodela) 

 b The mechanism of primary induction. Same species as a 

 c Cell interaction. Same species as a 

 TOKIN, B. P.; Dr.biol., Prof. - Dept. of Embryol., Leningrad State Univ., Mendeleevsky St. 5, 



LENINGRAD 199164, U.S.S.R. 

 a Regeneration, asexual reproduction, and somatic embryogenesis. Dugesia tigrina (TurbeUaria) 

 b Morphogenetic processes in starving animals. Same species as a 

 TONDURY, G.; Dr., Prof. (Emer.) - Stettbachstr. 11, 8702 ZOLLIKON, Switzerland 

 TONEBY, M. I.; Ph.D. - Pharmacol. Dept., Res. and Devi. Labs., Astra Lakemedel AB, 151 85 



SODERTALJE, Sweden 

 a Mechanisms of neuron formation. (Echinodermata; Rodentia) 

 b Drug effects of neurogenesis. Same species as a 

 TONGE, C. H.; D.D.Sc, Prof. - Dept. of Oral Anat., Dental School, Framlington Place, NEWCASTLE 



upon Tyne NE2 4BW, England 

 a Tooth development and eruption 

 b Effect of severe undernutrition on the development and growth of teeth and jaws (including 



rehabilitation). Sus scrofa (Artiodactyla) 

 c Protein calory deficiency and rehabilitation relative to the development and growth of teeth and 



jaws. Same species as b 

 TONNEYCK (MULLER), Ms. 1. - Anat.-Embryol. Inst., Univ. of Amsterdam, Mauritskade 61, 1092 



AD AMSTERDAM-0., Netherlands 

 TOROK, L. J. t Ph.D. - Dept. of Biol., Semmelweis Univ. of Med., BUDAPEST, Hungary 

 TORRES (WINTENBERGER), Ms. S.; D.Sc. - Lab. de Physiol. Anim., Ctr. Natl, de Rech. Zootechn., 



I.N.R.A., 78350 JOUY-en-JOSAS, France 

 TOSI, Ms. L.; Dr. - Stazione Zoologica, Villa Comunale, 80121 NAPOLI, Italy 

 TOUIR, A. - Lab. Sex. et Reprod. des Invertebr., Univ. Paris VI (P. et M. Curie), Bat. A, 7e etage, 



4 place Jussieu, 75230 PARIS Cedex 05, France 

 TOURNEFIER (BRUNSWICK), Ms. A.; D.Sc. ~ Lab. de Biol. Anim., Univ. Paris VI (P. et M. Curie), 



4 Place Jussieu, 75230 PARIS Cedex 05, France 

 a Ontogenese de la reponse immunitaire. (Urodela) 

 TRABUCHET, G.; D.Sc. - Dept. de Biol. Gen. et Appl., Univ. de Lyon I, 43 Bd. du 11 Novembre 



1918, 69621 VILLEURBANNE, France 

 a Genetic factors in hemoglobin synthesis; thalassemia. Homo sapiens (Primates) 

 TRAUT, W.; Dr., Prof. - Abt. Biol., Arb.gr. Entw.physiol. der Tiere, Ruhr-Univ., 4630 BOCHUM, 



B.R.D. (Germany) 

 a Role and phases of activity of the W-chromosome in development. Ephestia kuehniella 



(Lepidoptera) 

 b Transcription of the chromosomes in oocytes. Same species as a 

 c Heterochromatinization of chromosomes in development. Various spp. (Insecta) 

 TRETON, J.; D.Sc. - Unite de Gerontol., INSERM, Rue Wilhcbn, PARIS 16e, France 

 a Unscheduled DNA synthesis in UV-irradiated differentiating lens cells. Gallus gallus (Aves) 



(with S. P. MODAK, Lausanne and Y. COURTOIS) 

 TREVISAN, P.; Dr.Biol. 1st. di Anat. Comp., Univ. di Modena, Via Berengario 14, 41 100 MODENA, 



Italy 



111 



