Edds 27 Endo 



a. Study of factors influencing the collateral regeneration of intact axons in 



partially denervated muscles. Miis norvegicus albinus (Rodentia) 

 h. Study of factors influencing the diameter of nerve fibers. Mus norvegicus 



albinus (Rodentia) 

 EDE, D. A. B.Sc, M.S. — Inst, of Animal Genet., Univ. Dept of 



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



(U.K.) 

 a. Study of the developmental effects of embryonic lethal mutations. Dro- 



sophila melanogaster (Diptera, Insecta) 

 EDGAR, G. W. F. Physician — Anat-Embryol. Lab. der Rijks Univ.. 



Janskerkhof 3, UTRECHT, Holland, 

 a. Investigations into the lipid changes in the central nervous system of the 



growing animal, compared with the normal and pathological development 



of the myelin sheath. Lepus cuniculus (Rodentia) 

 EDWARDS. L. F. B.A., M.Sc, Ph.D., Prof. — Dept of Anat., Ohio State 



Univ., COLUMBUS 10. Ohio, U.S.A. 



(no data received over some years) 

 EEDEN, J. A. van D.Sc. — Dept van Dierk., Potchefstroom Univ., POT- 



CHEFSTROOM, Suid-Afrika. 



(no data received on Nov. 1^*, 1952) 

 EGMOND, Miss M.T.C. van M.Sc. — Hubrecht Lab., Internat. Embryol. 



Inst.. Janskerkhof 2, UTRECHT, Holland. 



— Lab. d'Anat. et d'Embryol.. Fac. de Med. de I'Univ., 97 Rue aux 



Laines. BRUXELLES. Belgique. 



a. Preparing the catalogue of the Central Embryological Collection of shdes 

 and ale. material of the Hubrecht Laboratory. (Mammalia) (in collabo- 

 ration with Miss E. L. M. J. HOESSELS) 



b. Investigations on centrifuged oocytes. Rattus novergicus (Rodentia) 

 ELBERS. P. F. M.Sc. — Zool. Lab. der Rijks Univ.. Janskerkhof 3. 



UTRECHT, Holland. 



a. Freeze-drying of tissue preparations for electron microscopy, (finished) 



b. Electron microscopical investigation on differentiation, insemination, 

 growth and differentiation of the egg. Limnaea stagnalis (Gastropoda) 



ELOFF. F. C. D.Sc. — Zool. Inst., Fac. of Sci., Univ. of Pretoria, PRE- 

 TORIA, South Africa, 

 a. Further studies on the chondrocranium. Galago senegalensis (Primates) 

 h. On the presence of pineal cartilages in the chondrocranium of a mammal, 

 (Rodentia) 



EL SHATOURY. H. B.Sc.Hon. (Cairo) — Inst, of Anim. Genet.. Univ. 

 Dept of Genet.. King's Buildings, West Mains Rd, EDINBURG 9, 

 Scotland (U.K.) 

 a. Survey of pupal lethals. Drosophila melanogaster (Diptera) 



ELSHOUT, Miss A. M. Physician — Anat.-Embryol. Lab. of the Univ. of 

 Leyden. Fac. of Med., Wassenaarseweg, Boerhaavekwartier, LEIDEN, 

 Holland, 

 (no data received on Nov. 1^*, 1952) 



ENDO. Y. M.Sc. — Biol. Lab., Keio Univ., Hiyoshi, Kohoku, YOKO- 

 HAMA, Japan. 



a. A chemical study of the processes of fertihzation membrane formation. 

 (Echinoidea) 



b. Electron microscopical study of the fertihzation membrane. (Echinoidea) 



