b Histochemistry and ultrastructure of the cocoon. Branchiobdella pentodonta (OHgochaeta) 

 TEILLET, Ms. M. A. - Inst. d'Embryol. du C.N.R.S. et du Coll. de France, 49bis av. de la Belle 



Gabrielle, 94130 NOGENT-sur-MARNE, France 

 a Migration and differentiation of neural crest cells studied in chimaeras; autonomic nervous 



system; differentiation of cholinergic and adrenergic neurons. Callus gallus, Coturnix c.japonica 



(Aves) 

 TEJEDO MATEU, A. - Dept. of Anat., Univ. of Barcelona, C/.Casanova 143, BARCELONA 11, 



Spain 

 a Obstruction and recanalization of the embryonic ureter. Rattus rattus (Rodentia) 

 TEMPELAAR, M. J.; Drs. - Vakgroep Genetica, State Univ. of Groningen, Biol. Ctr., Vleugel A, 



Kerklaan 30, HAREN 8045, Netherlands 

 a Abnormal DNA-content in developing and adult stages carrying X-ray-induced chromosome 



aberrations (cytophotometry). Tetranychus urticae (Acari, Arachnida) 

 TENCER, Ms. R.; D.Sc. - Dept. of Molec. Biol., Free Univ. of Brussels, 67 rue des Chevaux, 1640 



RHODE-ST-GENf,SE, Belgium 

 a Cell surface during early development. Xenopus laevis (Anura), Pleurodeles waltlii, Ambystoma 



mexicanum (Urodela) 

 TEPLITZ, Ms. N. A.; Cand.biol.sci. - Inst, of Developm. Biol., Acad, of Sci. of the USSR, Vavilov 



St. 26, MOSCOW 117334, U.S.S.R. 

 a The role of neurotransmitters (acetylcholine, serotonin, catecholamines) in early embryogenesis. 



Strongylocentrotus drobachiensis, S. nudus, S. intermedins, Paracentrotus lividus, Arbacia lixula, 



Sphaerechinus granularis (Echinoidea) (with G. A. BUZNIKOV) 

 TERMIER, M. - Lab. d'Entomol. et d'EcophysioL Exp., Univ. Paris XI (Paris-Sud), Bat.446, 91405 



ORSAY, France 

 TERPltOWSKA, Ms. B.; Ph.D. - Inst, of ZooL, Univ. of Wroclaw, ul.Sienkievvicza 21, 50-335 



WROC^:AW, Poland 

 a Early developmental stages. Acanthocyclops spec. (Copepoda) 

 TESCH, K. H. - Lehrst. fur Exp. MorphoL, ZooL Inst, der Univ., Weyertal 119, 5 KOLN 41, B.R.D. 



(Germany) 

 a Development of the retina-lamina complex, especially nerve connections (development, regenera- 

 tion); origin of glial elements (in vitro techniques, electron microscopy). Ephestia kuehniella 



(Lepidoptera) 

 b Genealogy of the ommatidium (transplantation, culture in vitro, electron microscopy). Same 



species as a 

 TESTA-BAPPENHEIM, L; Dr.med.A.O., Prof. - 1st. e Lab. Antropol., Univ. di Camerino, Via Filippo 



Camerini 5, 62032 CAMERINO, Italy 

 a Experimental embryology. Triturus alpestris, T. taeniatus (Urodela) 

 b Developmental genetics and pathology. Homo sapiens (Primates) 

 c Teratogenesis and chromosomes. Same species as b 

 TEWARI, Ms. N.; M.Sc. - Inst. d'Histochim. Med., Univ. Paris V (Rene Descartes), 45 rue des 



Sts.Peres, 75270 PARIS Cedex 06, France 

 a Fluor in developing teeth. Rattus spec. (Rodentia) 

 THEILER, K.; Dr., Prof. - Dept. of Anat., HistoL, and EmbryoL, Univ. of Zurich, Gloriastr. 19, 8006 



ZURICH, Switzerland 

 a Developmental genetics of the vertebral column and of the eye. Mas musculus (Rodentia) 

 THERWATH, A.; M.Sc. - Inst, de Rech. en Biol. MoL du C.N.R.S., Univ. Paris VII, 2 place Jussieu 



(Tour 43)', 75221 PARIS Cedex 05, France 

 a Abortive transcription of globin genes in erythroleukaemic cells. Gallus domesticus (Aves) 

 THESINGH, Ms. C. W.; M.D. - Lab. for Cell Biol, and HistoL, State Univ., Rijnsburgerweg 10, 



LEIDEN, Netherlands 

 a Development and function of ultimobranchial body in organ culture. Gallus domesticus (Aves) 

 b Hormonal regulation of calcium metabolism and bone formation in embryos. Same species as a 

 c Origin and function of cysts in ultimobranchial body and parathyroid in embryo. Gallus 



domesticus, Coturnix c. japonica (Aves) 

 THESLEFF, 1. - Dept. of Dent. Pathol, and Operat. Dent., Royal Dent. Coll., Vennelyst Bd., 8000 



ARHUSC, Denmark 

 a Electron microscopy of tooth development in vitro. Mus musculus (Rodentia) (with 



O. FEJERSKOV and K. JOSEPHSEN) 

 THESLEFF (SAXfiN), Ms. I. P. N.; D.D.S. - Lab. of Exp. EmbryoL, III. Dept. of Pathol., Univ. of 



Helsinki, Haartmaninkatu 3, 00290 HELSINKI 29, Finland 

 a Drug-induced teratogenesis in vitro. Mus musculus (Rodentia) 

 b Tissue-interactions in tooth development. Same species as a 

 TH£VENET, Ms. A.; Dr.spec. - Lab. de Zool. et Biol. Anim.,- Univ. Sci. et Med. de Grenoble, B.P.53, 



Centre de Tri, 38041 GRENOBLE Cedex, France 

 a Epithelio-mesenchymal interaction and proliferation during cutaneous wound healing in the 



embryo. Gallus gallus (Aves) 

 THIERY, M.; M.D., Ph.D., Prof. - Dept. of Obstet. and GynecoL, Acad. Hosp., -oniv. of Gent, 



DePintelaan 135, 9000 GENT, Belgium 

 a Intra-uterine hypoxia (determination of blood lactate/pyruvate balance and acid/base balance). 



Homo sapiens (Primates) 

 b Longitudinal study of twins and correlation with genotype as determined by placental membrane 



morphology, placental zymograms, and extensive bloodtyping. Same species as a 

 c Histochemistry of placenta. Same species as a 

 THIRIOT-HEBERT, Ms. M. - Lab. de Biol, de la Reprod., Univ. Paris VI (P. et M. Curie), Bat. A, 



101 



