a Enzyme development in growth and metamorphosis; the enzymes in the degradation of 



tyrosine. (Pisces), Rana pipiens, Discoglossus pictus, Mantidactylus grandidieri, Rhaco- 



photus goudoti, Ptychadena mascarienensis, Nectophrynoides orientalis, Bufo marinus, 



Xenopus laevis (Anura), (Mammalia) 

 h Developmental biology of enzymes; probable factors at the molecular level which determine 



the regulation and development of three tyrosine-oxidizing enzymes (tyrosine aketoglutarate 



aminotransferase, p-hydroxyphenylpyruvate hydroxylase and homogentisate oxygenase) in 



the liver. (Vertebrata) 

 GOTTING, K. J. Dr.rer.nat. — I. Zool. Inst., Naturw. Fak., Justus Liebig-Univ., Stephanstr. 



24, D-63 GIESSEN, W.Germany 

 a Electron microscopical investigations on oogenesis of marine forms. (Teleostei) 

 GOTTLIEB, F. J. Ph.D., Prof. — Dept. of Biol., Univ. of Pittsburgh, PITTSBURGH, Pa. 



15213, U.S.A. 

 a The development and differentiation of the wing imaginal disc. Drosophila melanogaster 



(Diptera), Ephesfia kiihniella (Lepidopteca) 

 h The genetic control and development of pigmentation in the eye and testis. Ephestia 



kiihniella (Lepidopteca) 

 GOTTLIEB, G. Ph.D. — Psychol. Lab., Dorothea Dix Hospital, RALEIGH, N.C. 27602, 



U.S.A. 

 a Behavioral development of foetuses and embryos. Anas platyrhynchos, Gallus gallus 



(Aves) 

 GOTTSCHEWSKI, G. H. M.Dr.phil.habil., Prof. — Max-Planck-Inst. fur Immunbiol., 



Stefan-Meier-Str. 8, 78 FREIBURG i. Br., W.Germany 

 a Teratogenic influence of maternal metabolic status on the embryo. Oryctolagus cuniculus 



(Lagomorpha), Mas musculus (Rodentia) 

 b Determination and differentiation of the organ anlagen. Oryctolagus cuniculus (Lago- 

 morpha), Mus musculus (Rodentia) 

 GOUIN, F. J. Dr.es Sci. — Musee Zool. de I'Univ. et de la Ville, 29 Bd. de la Victoire, 



F-67 STRASBOURG, France 

 a Descriptive and comparative embryology and postembryonic morphogenesis. (Myriapoda; 



Insect a) 

 b Review of all work in descriptive, comparative and/or experimental embryology and post- 

 embryonic morphogenesis. (Myriapoda; Onychophora; Insecta) 

 GOULD (SOMERO), Mrs. M. Ph.D. — Dept. of Zool., Univ. of British Columbia, 



VANCOUVER 8, B.C. Canada 

 a Patterns of protein synthesis during oogenesis. Urechis caupo (Echiuroidea) 

 h Patterns of protein synthesis during early development. Urechis caupo (Echiuroidea). 



llyanassa obsoleta (Gastropoda) 

 GOURDOUX (DESTRADE), Mrs. L. — Lab. de Physiol. Gener., Fac. des Sci. de Bordeaux, 



Avenue des Facultes, 33 TALENCE, France 

 a Metabolisme du developpement. Tenebrio molitor (Coleoptera), Carausius morosus (Phas- 



midoptera) 

 GRABOWSKI, C. T. Ph.D., Prof. — Dept. of Biol., Univ. of Miami, CORAL GABLES, Fla. 



33124, U.S.A. 

 a Teratological effects of hypoxia. Gallus domesticus (Aves), Rattus norvegicus (Rodentia) 

 b Morphogenetic and biochemical analysis of effects of hypoxia on the embryo. Gallus 



domesticus (Aves), Rattus norvegicus (Rodentia) 

 c Physiology of fluid and electrolyte balance in the early embryo and its relation to terato- 



genesis. Gallus domesticus (Aves), Rattus norvegicus, Oryctolagus cuniculus (Mammalia) 

 d Blood chemistry of the young embryo. Gallus domesticus (Aves), Rattus norvegicus 



(Rodentia) 

 e Time-lapse studies of embryos exposed to teratogenic agents. Gallus domesticus (Aves) 

 GRAHAM, D. E. — Biol. Div., Oak Ridge Natl. Lab., P.O. Box Y. OAK RIDGE, Tenn. 



37830, U.S.A. 

 a Studies on functions of satelite DNA's and macromolecular metabolism in regenerating 



tissues. Gecarcinus lateralis (Decapoda, Crustacea) (in collaboration with Miss M. S. 



KERR and D. M. SKINNER) 

 GRAHN, I. — Zoophysiol. Inst., Univ. of Lund, Helgonavagen 3, 223 62 LUND, Sweden 

 a Biochemically induced irregularities in karyokinesis and cytokinesis during early cleavage. 



Planorbis spec. (Gastropoda) 

 GRANT, Ph. Ph.D. — Dept. of Biol., Univ. of Oregon, EUGENE, Ore. 97403, U.S.A. • 

 GRASSO, J. A. Ph.D. — Dept. of Anat., School of Med.. Case Western Reserve Univ., 



2109 Adelbert Rd., CLEVELAND, Ohio 44106, U.S.A. 

 a Morphological and chemical studies of red blood cell development. Triturus viridescens, 



T. cristatus carnifex, Tacicha tocosa (Urodela) 

 GRASSO, M. Dr., Prof. — Inst, of Zool., Fac. of Sci., Univ. of Bologna, Via S. Giacomo 9, 



40126 BOLOGNA, Italy 



68 



