Dou 27 Ebert 



DOUGLAS, R. I. B.Sc. — Dept of Zool.. Univ. of Edinburgh, West Mains 



Rd. EDINBURGH 9, Scotland, 

 a. Physiology of polyploids of Rana temporaria L. (Amphibia. Anura) 

 DREYER, Miss M. V. B.Sc. — Dept of Zool.. Univ. of O.F.S., BLOEM- 



FONTEIN, South Africa, 

 a. Epithelio-neural bodies in the Chick. Gallus bankiva (Aves) 

 DUBOIS, Mile F. Dr es Sc. — Lab. de Zool. de la Fac. des Sci. et Lab. 



d'Embryol. et Teratol. exper. du C.N.R.S., Institut de Zool. et de Biol. 



generale. 12, Rue de l'Universite, STRASBOURG, France, 

 a. Migration des neoblastes dans la regeneration chez les Planaires. Fac- 



teurs qui declanchent cette migration. Euplanaria lugubris (Plathelmin- 



thes. Turbellaries, Triclades) 

 DUSHANE, G. Ph. Dr, Prof. — Dept of Biol., Stanford Univ., PALO 



ALTO, Cal., U.S.A. (no data received) 



DUYKER— de BEER, A. S. Mrs — Zool. Lab. der Rijks Univ., Janskerk- 



hof 3, UTRECHT, Holland, 

 a. Analysis of lithium action. Limnaea stagnalis (Gastropoda) (in colla- 

 boration with G. A. van ARKEL, Miss E. v. d. BROEK, Miss W. H. 



T. van HEESCH, J. C. N. KOK, J. W. KUIPER, Miss R. P. van 



LOO, G. D. NIJENHUIS, Miss J. E. SMIT and W. L. van 



UTRECHT) 

 EAKIN, R. M. A.B., Ph.D., Prof. — Dept of Zool., Univ. of California, 



BERKELEY 4, Cal., U.S.A. 



a. Development of the amphibian pituitary. Study of independent or de- 

 pendent differentiation of the partes buccales and pars nervosa of the 

 pituitary. Hyla regilla. (assisted by Miss N. EATON, Miss E. OL- 

 DENBORG and W. THURMOND) 



b. Survival of transplanted pituitaries in Amphibia (homoplastic and xeno- 

 plasty). Hyla regilla and Triturus torosus. (in collaboration with M. 

 HARRIS) 



c. Studies in protein metabolism of amphibian embryo. II — Free amino 

 acids; III — Peptides; IV — Uptake of radioactive methionine. Rana 

 pipiens and Hyla regilla (in collaboration with W. E. BERG and 

 P. B. KUTSKY) 



EALES, Miss N. B. D.Sc. — Dept of Zool., Univ., READING, Berkshire, 



England. 



(no data received over this year) 

 EASSA, Y. E. B.Sc. — Dept of Zool., Univ. of Sheffield, SHEFFIELD, 



England, (in a study-leave from Farouk I Univ., ALEXANDRIA, 



Egypt) 

 a. Change of musculature in the heads of larva, pupa and imago and 



development of imaginal buds of the mouthparts in Pieris brassicae 



(Linn.). (Insecta) 

 EAYRS J. T. B.Sc. — Dept of Anat, The Med. School, Birmingham Univ., 



Edgbaston, BIRMINGHAM 15, England. 



a. Factors involved in the disjunction of the eyelids. Rodents (Mammals) 



b. The influence of sex hormones on maturation behaviour. Rodents 

 EBERT, J. D. Ph.D. — Dept of Biol., Massachusetts Inst, of Technology, 



CAMBRIDGE 39, Mass., U.S.A. 

 a. Investigating the ontogeny of tissue antigens by immunological tech- 

 niques. Chick (Birds) 



