NEOGY, R. K. Dr. — Chittaranjan National Cancer Research Centre, 37 



S. P. Mookerjee Rd., CALCUTTA 26, India 

 NETELENBOS, A. H. I. Med.drs. — Div. of exper.Morphol., Dept. of 

 Anat. and Embryol., Univ. of Amsterdam, Mauritskade 61, AMSTER- 

 DAM O., Netherlands 

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

 (Urodela) (in collaboration with H. A. L. TRAMPUSCH) 

 NEULAT, Miss M. M. — Lab. de Zool. exper.. Fac. des Sci. de Lyon, 43 Bd. 

 de I'Hippodrome, VILLEURBANNE. France 

 a. Metabolisme des acides nucleiques dans la gonade et dans la glande 

 sericigene. Bombyx mod (Lepidoptera) 

 NEUMANN, D. Dr.rer.nat. — Zool. Inst, der Univ., Rontgenring 10, 

 WURZBURG, Deutsche Bundesrepublik 

 a. Lunar periodicity of metamorphosis. Clunio marinus (Chironomidae, 

 Diptera) 

 NEW, D.A.T. M.A., Ph.D. — Strangeways Research Lab., Wort's Cause- 

 way, CAMBRIDGE, England 

 a. Study of embryos developing in vitro. (Mammalia) 

 NEWBURGH. R. W. B.S., M.S., Ph.D., Prof. — Science Research Inst., 

 Oregon State Univ., CORVALLIS, Ore. 97331, U.S.A. 

 a. Chemical and biochemical changes during development. 

 NEWTH, D. R. B.Sc, Ph.D., M.I.I.E., Prof. — Dept. of Zool.. the Univer- 

 sity, GLASGOW W. 2, Scotland 



a. Regeneration of defective organs. (Amphibia) 



b. Morphogenetic effect of homologous DNA administered to eggs and 

 embryos. Siredon mexicanum, Xenopus spp. (Amphibia) 



NEYFAKH, A. A. Dr.biol.sci. — Inst, of Animal Morphol., Acad, of Sci. 

 of the U.S.S.R., Vavilov St. 12, MOSCOW V-133, U.S.S.R. 



a. Nucleo-cytoplasmic interaction in development: the role of the nucleus 

 in biochemical differentiation. Misgutnus [ossilis (Cobitidae, Teleostei) 



b. Mitochondria in development. 



c. The action of antibiotics and nucleotide analogues on development. 

 Strong ylocentrotus drobachiensis (Echinoidea) 



NGUYEN-H-ANH, Mrs. J. Lic.es Sci., Dipl. d'Etudes Sup. — Inst. Natl, 

 de la Sante et de la Recherche Med., Unite de Physiol, placentaire. 

 Hopital St. Antoine, 184 Rue du Faubourg St.-Antoine, PARIS Xlle, 

 France 

 a. Microscopie electronique des tissus placentaires. Homo sapiens (Pri- 

 mates) 



NIAZI, I. A. B.Sc, M.Sc, Ph.D. — Dept. of Zool., Univ. of Rajasthan, 

 JAIPUR, India 



a. Limb and tail regeneration. Entosphenus lamottenii, Petromyzon mari- 

 nus (Petromyzontidae. Cyclostomata), Bufo spec, Rana spec. (Anura) 



b. Enzyme studies during limb regeneration. Bufo spec, Rana spec. (Anu- 

 ra) 



c. Differentiation of neural plate into tail mesoderm. Ambystoma mexica- 

 num (Urodela) 



d. Lens regeneration in embryos in vitro. Gallus domesticus (Aues) 



147 



