• ADELMANN, H. B. Dr., Prof. (Emer.)— Div. of Biol. Sci.. Cornell Univ., Stimson 



Hall. ITHACA, N.Y. 14850, U.S.A. 

 ADLER, R. M.D. — Inst, de Anat. Gen. y Embriol., Fac. de Med., Paraguay 2155, BUENOS 



AIRES, Argentina 

 a Experimental neuroembryology. Gallus domesticus (Aves) 

 h Neural tube development in organ culture. Gallus domesticus (Aues) 

 c Electron microscopy of developing nervous system. Gallus domesticus (Avee) 

 AESCHLIMANN, A. Dr.phil.II — Schweiz. Tropeninst., Socinstr. 57. BASEL, Schweiz 

 a Spermatogenesc, Ovogenese, Embryonalentwicklung und Endocrinologie. (Ixodoidea, 



Acarina. Arachnoidea) (in collaboration with R. GEIGY) 

 b Uebertragung von Spirochaetosen iiber das miitterliche Ovarium auf die Embryonen und 



damit auf die Nachkommen der nachsten Generation. (Argasidae, Acarina, Arachnoidea) 



(in collaboration with R. GEIGY) 

 AFONYA, I. I. — Dept. of Anat.. Univ. of Ibadan, IBADAN, Nigeria 

 a Enzyme histochemistry of the differentiating spinal cord. Gallus domesticus (Aves), 



Raftus norvegicus (Rodentia) 



• AFZELIUS, B. A. Fil.Dr. — Wenner-Gren's Inst, for exper. Biol.. Norrtullsgatan 16 



STOCKHOLM Va., Sweden 

 a Fine structure of germ cells. (Invertebrata; Verfebrata) 

 AGARWAL, L. P. Prof. — Dr. Rajendra Prasad Centre for Ophthalmic Scis.. All India 



Inst, of Med. Scis., Ansari Nagar, NEW DELHI-16, India 

 a Lens regeneration after intracapsular and extracapsular lens extraction, with and without 



implantation of embryonal ocular tissue. Macacus rhesus (Primates) (in collaboration 



with S. K. ANGRA) 

 b Lens regeneration. Oryctolagus cuniculus (Lagomorpha) (in collaboration with S. K. AN- 

 GRA) 

 c Ocular embryonal tissue implants in the anterior chamber of the eye. Oryctolagus cuniculus 



(Lagomorpha) (in collaboration with S. K. ANGRA) 

 d Biochemical assay of regenerates (amino acids and RNA. DNA). Oryctolagus cuniculus 



(Lagomorpha), Macacus rhesus (Primates) (in collaboration with S. K. ANGRA) 

 AGERBAK, Miss G. S. B.Sc — A.R.C. Poultry Research Centre, King's Buildings, West 



Mains Rd.. EDINBURGH 9. Scotland. U.K. 

 a Analysis of the action of inherited abnormalities and lethal genes in development. Gallus 



gallus (Aves) 



• AGRELL, I. P. S. Fil.Dr., Prof. — Zoophysiol. Inst.. Univ. of Lund. LUND. Sweden 

 AITA, Miss M. Ph.D. — Inst, of Histol. and Gener. Embryol.. Univ.-Perolles. 1700 FRI- 



BOURG, Suisse 

 a Teratogenetic action of 5-fluorouracil in o v o and in vitro. Gallus domesticus 



(Aves) 

 AKESSON, B. Fil.dr. — Zootom. Dept.. Zool. Inst., Univ. of Lund, LUND. Sweden 

 AKETA. K. D.Sc. — Biol. Inst., Fac. of Sci., Nagoya Univ.. Chikusa-ku. NAGOYA, Japan 

 a Biochemistry of sperm-egg bonding. Hemicentrotus pulcherrimus (Echinoidea) 

 b Protection mechanism against polyspermy. Oryzias latipes (Teleostei) 

 AKHABADZE. L. V. Cand.biol.sci. — Inst, of Developm. Biol.. Acad, of Sci. of the U.S.S.R., 



Vavilov St. 26, MOSCOW V-133, U.S.S.R. 

 a Regeneration of myocardium. Rattus norvegicus, Canis familiaris. Fells domestica, Orycto- 

 lagus cuniculus (Mammalia) 

 ALBANESE, Mrs. M. P. — 1st. di Zool. e di Anat. Comp.. Univ. di Messina. MESSINA. 



Italia 

 ALBERT. J. Dr. en Biol.anim. — Lab. de Biol. anim.. Fac. des Sci. de Bordeaux. 351 Cours 



de la Liberation, 33-TALENCE, France 

 a Morphogenese de I'appareil digestif. (Anura) 

 h Developpement des glandes digestives. (Anura) 



c Ultrastructure des cellules du tube digestif chez I'embryon et la larve. (Anura) 

 d Endoderme et derives. Rana dalmatina, Bufo bufo (Anura) 

 ALBRIGHT. J. F. Ph.D. — Biol. Div., Oak Ridge Natl. Lab.. P.O.Box Y. OAK RIDGE, 



Tenn. 37831. U.S.A. 

 a Ontogeny of the immune system. Gallus gallus (Aves), Mus musculus (Rodentia) (in 



collaboration with T. MAKINODAN) 

 b Differentiation of erythrocytic system during ontogeny. Gallus gallus (Aves), Mus mus- 

 culus (Rodentia) 

 ALESCIO. T. M.D. — 1st. di Anat. Topogr. Univ. di Napoli. Via L. Armanni 5. NAPOLI, 



Italia 

 a Development in vitro of embryonic organs. Mus musculus (Rodentia) 

 b Effect of ionizing radiation on embryonic organs developing in vitro. (Mammalia) 

 ALEXANDER, G. D.Agr.Sc. — Div. of Anim. Physiol., C.S.I.R.O.. Ian Clunies Ross Anim. 

 Res. Lab.. Great Western Highway. (P.O.Box 144. Parramatta), PROSPECT. N.S.W., 

 Australia 

 a Investigations of the physical and physiological relations between maternal and embryooic 

 tissues. Ovis spec. (Artiodactyla) 



