Tra-Tyl 



a. Cytogenesis of myoblasts and myotubules in regenerating striated mus- 

 cle (tracer studies). Rattus noruegicus (Rodentia) 



TRACY H. C. Ph.D.. Prof.(Emer.) — Dept. of Anat. and Zool., Univ. of 

 Kansas, 102a Haworth Hall, LAWRENCE, Kansas 66045, U.S.A. 

 — personal address: General Delivery, OXFORD, Miss., U.S.A. 



TRAMPUSCH, H. A. L. Ph.D., M.I.I.E. — Div. of exper.Morphol., Dept. 

 of Anat. and EmbryoL, Univ. of Amsterdam, Mauritskade 61, AiVi- 

 STERDAM O., Netherlands 



a. Mechanics of the morphogenetic field during regeneration. Ambystoma 

 mexicanum (Urodela) 



b. Inhibition of regeneration by X-rays and its mechanism. Ambystoma 

 mexicanum (Urodela) 



c. Regeneration blastemata induced in heterotopic positions and their de- 

 velopment. Ambystoma mexicanum (Urodela) (in collaboration with 

 Mrs. A. E. HARREBOMEE) 



d. Differentiation and de^differentiation during regeneration. Ambystoma 

 mexicanum (Urodela) (in collaboration with Mrs. A. E. HARRE- 

 BOMEE) 



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. Amby- 

 stoma mexicanum (Urodela) (in collaboration with C. D. A. VER- 

 WOERD) 



g. Tracer studies in the course of regeneration. Ambystoma mexicanum 

 (Urodela) (in collaboration with A. H. I. NETELENBOS) 



h. Studies on the teratogenic effect of anti-metabolites. Gallus spec. 

 (Aves) (in collaboration with J.N. J ACER) 



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

 boration with P. SMIT) 

 TRINKAUS, J. P. M.A.. Ph.D.. M.I.I.E., Prof. — Dept. of Biol., Kline 

 Biology Tower, Yale Univ.. NEW HAVEN 11. Conn.. U.S.A. 



a. Differentiation of connective tissue cells (clonal analysis of differenti- 

 ative specificity and stability). Gallus domesticus (Aves) 



b. Mechanism of morphogenetic movements. Fundulus heteroclitus (Tele- 

 ostei) 



TRIPLETT, E. L. B.A., Ph.D.. Prof. — Dept. of Biol. Sci.. Univ. of Califor- 

 nia. SANTA BARBARA, Calif., U.S.A. 

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



GENBERG, Baden, Deutsche Bundesrepubhk 

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



spec, Recticulitermes spec, and other spp. (Isoptera) 

 TRUMAN D. E. S., B.A., Ph.D. — Inst, of Animal Genet., Univ. Dept. of 



Genet., King's Buildings, West Mains Rd., EDINBURGH 9, Scotland 

 a. Immunochemical studies of lens development. Xenopus laevis (Anura), 



Gallus domesticus (Aves) (in collaboration with J. C. CAMPBELL) 

 TRUSLOVE, Miss G. M. B.Sc, Ph.D. — Dept. of Genet., Univ. Coll. 



London, Gower St., LONDON W.C.I, England 

 a. Developmental genetics of skeletal mutants. Mus musculus (Rodentia) 

 TSCHUMI. P. A. Dr., Prof. — Zool. Inst, der Univ. Bern, Sahlistr. 8. 



BERN. Schweiz 



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