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

 cluding rehabilitation). Sus scrofa (Artiodactyla) 



TONNEYCK (MULLER), Mrs. I. — Anat.Embryol. Inst., Univ. of Amsterdam, Maurits- 

 kade 61, AMSTERDAM O., Netherlands 



a Experimental studies on the morphogenesis of the skull. Gallus domesticus (Aves) 



TORO, I. M.D., Prof. — Inst, of Histol. and Embryol., Med. Univ., Tiizolto u. 58, BUDA- 

 PEST IX, Hungary 



a Experimental and physiological embryology; teratogenesis. Pleurodeles waltlii. Ambystoma 

 mexicanum (Urodela), Gallus domesticus (Aves), Rattus rattus (Rodentia) 



TOROK. L. J. Ph.D. — Inst, of Histol. and Embryol., Med. Univ., Tuzolto u. 58, BUDA- 

 PEST IX, Hungary 



a Regeneration and somatic embryogenesis with special reference to the morphogenetic role 

 of the nervous system. Dugesia ( — Euplanaria) lugubris (Turbellaria) 



h Regeneration, teratogenesis and tumour development. Dugesia ( = Euplanaria) tigrina 

 (Turbellaria) 



TORRES (WINTENBERGER), Mrs. S. Dr.es Sci. — Station Centr. de Physiol, anim., 

 Inst. Natl, de la Rech. Agronom., C.N.R.Z., 78 JOUY-en-JOSAS, France 



a Etude de la mortalite embryonnaire precoce; etude de revolution des oeufs aux premiers 

 stades, dans les conditions normales et avec variation de I'equilibre endocrinien de la 

 mere. Of is aries (Artiodactyla) 



b Etude de la mortalite embryonnaire. Sus scrofa (Artiodactyla) 



c Fertilization and development of superovulated eggs. Ovis aries (Artiodactyla) 



d Activite respiratoire des oeufs en liaison avec la mortalite embryonnaire. Ovis aries 

 (Artiodactyla) 



TOTO, P. D. D.D.S., Prof. — Dept. of Oral Pathol., School of Dentistry, Loyola Univ.. 

 1757 W. Harrison St., CHICAGO, 111. 60612, U.S.A. 



a Cytogenesis of myoblasts and myotubules in regenerating striated muscle (tracer studies). 

 Rattus norvegicus (Rodentia) 



TOWERS, B. M.B., Ch.B. — Anat. School, Univ. of Cambridge, CAMBRIDGE, England 



a Development of fetal lung and changes at birth (experimental). Rattus rattus (Rodentia), 

 Ouis aries (Artiodactyla) 



h Structure and functions of fetal larynx (experimental). Rattus rattus (Rodentia). Ovis 

 aries (Artiodactyla) 



• TRAMPUSCH, H. A. L. Ph.D. — Div. of exper. Morphol., Dept. of Anat. and Embryol., 



Univ. of Amsterdam, Mauritskade 61, AMSTERDAM O., Netherlands 

 a Mechanics of the morphogenetic field during regeneration. Ambystoma mexicanum 



(Urodela) 

 h Inhibition of regeneration by X-rays and its mechanism. Ambystoma mexicanum (Urodela) 

 c Regeneration blastemata induced in heterotopic positions and their development. Ambystoma 



mexicanum (Urodela) (in collaboration with Mrs. A .E. HARREBOMEE^ 

 d Differentiation and de-differentiation during regeneration. Ambystoma mexicanum (Uro- 



ma mexicanum (Urodela) (in collaboration with Mrs. A. E. HARREBOMfiE) 



dela) (in collaboration with Mrs. A. E. HARREBOMfiE) 

 e Nerve effect on regeneration. Ambystoma mexicanum (Urodela) (in collaboration with 



C. D. A. VERWOERD) 

 f Effect of X-rays on the pattern of nucleic acids in a regenerate. Ambystoma mexicanum 



(Urodela) (in collaboration with C. D. A. VERWOERD) 

 g Tracer studies in the course of regeneration. Ambystoma mexicanum (Urodela) 

 h Studies on the teratogenic effects of anti-metabolites. Gallus spec. (Aves) 

 i Effect of X-rays on ovarial oogenesis. Mus spec. (Rodentia) (in collaboration with P. 



SMIT) 

 TRASLER, Mrs. D. G. Ph.D. — Human Genet. Section, Dept. of Genet., McGill Univ., 



MONTREAL, Que., Canada 

 a Experimental production of cleft lip by maternal treatment with salicylates; relation of 



face shape to cleft lip predisposition. Mus musculus (Rodentia) 

 TRELSTAD, R. L. M.D. — Lab. of Developm. Biol., Natl. Inst, of Child Health and Human 



Developm.. Natl. Inst, of Health, BETHESDA, Md. 20014, U.S.A. 

 a The ultrastructure of cell contacts during early stages of development. Gallus domesticus 



(Aves) 

 h The analysis of embryonic tissue organization through evaluation of individual cell 



orientation. Gallus domesticus (Aves) 



• TRINKAUS, J. P. Ph.D., Prof . — Dept. of Biol., Yale Univ., NEW HAVEN, Conn. 



06520, U.S.A. 



TRIPLETT, E. L. Ph.D., Prof. — Dept. of Biol. Sci.. Univ. of California, SANTA BAR- 

 BARA, Cahf. 93106, U.S.A. 



a Control of tyrosine metabolism in differentiating neural crest cells. Rana pipiens (Anura) 



TRUCKENBRODT, W. Dr.phil.nat. — Heiligenberg-Inst. 7799 HEILIGENBERG, Baden, 

 Deutsche Bundesrepublik 



a Experiments on oogenesis, egg-cleavage and disc-formation. Kalotermes spec, Reticuli' 

 termes spec, and other spp. (Isoptera) 



151 



