b The structure and function of ribosomes during cell differentiation. Xenopus laevis (Anura) 

 c Control of nucleic acid synthesis in oogenesis, especially 5s RNA. Xenopus laevis (Anura) 

 d Synthesis and assembly of ribosomes during oogenesis, especially 5s RNA and associated 



proteins. Xenopus laevis (Anura) 

 FORET, J. E. Ph.D. — Dept. of Zool., Univ. of New Hampshire, DURHAM, N.H. 03824, 



U.S.A. 

 a Biochemical regulation of limb regeneration. Ambystoma spec, Notophthalmus viridescens 



(llrodela) 

 b In vitro cultivation of larval and adult tissues and regeneration blastema. Ambystoma 



spec. (Ucodela) 

 c Migration of cardiac primordia. Gallus domesticus (Aves) 



FORMAN, M. Ph.D. — Dept. of Biol. Sci., Purdue Univ., LAFAYETTE, Ind. 47907, U.S.A. 

 a Synthesis of regulatory macromolecules during embryo development. Fucus furcatus 



(Phaeophyta) 

 b Control and synthesis of cell walls. Same species as a 

 FORREST, H. S. Ph.D., D.Sc, Prof. — Dept. of Zool., Univ. of Texas, AUSTIN, Tex. 



78712, U.S.A. 

 a RNA synthesis in very early development of eggs and at later stages; examination of the 



products of RNA polymerase activity by competition-hybridization techniques. Oncopeltus 



fasciatus (Hemipteca) 

 b The role of dAT (deoxyadenine-thymidine) in embryogenesis. Drosophila melanogastev 



(Dipteva) 

 c Effects of long wave length UV on development. Same species as b 

 FORSBERG, J.-G. Prof. — Inst, of Anat, Univ. of Bergen, Arstadvollen, 5000 BERGEN, 



Norway 

 a Regulative mechanisms behind epithelial differentiations in the genital region. Mus musculus, 



Rattus spec. (Rodentia) 

 b Antigen content of the Miillerian epithelium. Mus musculus (Rodentia) 

 c Influence of antiandrogenic substances on the differentiation of the male genital tract. 



Rattus spec. (Rodentia) 

 d Heterologous transplantation. (Mammalia) 

 FORTAK, W. M.D. — Dept. of Histol. and Embryol., Acad, of Med., ul. Narutowicza 60, 



EODz, Poland 

 a Comparative morphochemistry of the development of the adrenal gland. Xenopus laevis 



(Anura), Rattus norvegicus (Rodentia) 

 b The distribution and activity of some hydrolytic enzymes in lysosomes and of oxido- 



reducing enzymes in mitochondria, in various tissues and organs during metamorphosis and 



embryogenesis. Xenopus laevis (Anura), Gallus domesticus (Aves), Rattus norvegicus, 



Cavia porcellus (Rodentia) 

 c Histology and histochemistry of adrenal gland regeneration. Rattus norvegicus (Rodentia) 

 FORTI, G Prof. — 1st. Botanico, Univ. di Bari, BARI, Italy • 



FOSKET (BAKER), Mrs. E. Ph.D. — Developm. Biol. Lab. and Center for Pathobiol., Univ. 



of California, IRVINE, Calif. 92664, U.S.A. 

 a Cytology: endomitosis, ultrastructure. Drosophila melanogaster (Dipteva) 

 FOSSE, G. Dr.odont, Prof. — Anat. Inst., Univ. of Bergen, Arstadvollen, 5000 BERGEN, 



Norway 

 a Reconstructions of tooth-germs in pouch-youngs. Isoodon obesulus, I. macrourus, Pecameles 



gunnii (Marsupialia) 

 b Odontogenesis. Gadus callarias, Esox lucius (Teleostei) 



c Epithelial-mesenchymal interactions in odontogenesis. Rattus norvegicus (Rodentia) 

 FOURCHE, J. Dr.es Sci. — Sect, de Biol. Gener. et Appl., Univ. de Lyon I, 43 Bd. du 11 



Novembre 1918, 69 VILLEURBANNE, France 

 a Le metabolisme respiratoire au cours du developpement. Drosophila melanogaster (Diptera), 



Bombyx mori (Lepidopteca) 

 FOURNIER, B. Dr.Biol.anim. — Lab. de Zool. Exper., Univ. de Bordeaux I, Av. des Facul- 



tes, 33 TALENCE, France 

 a Recherches descriptives et experimentales sur la morphogenese embryonnaire des appendi- 

 ces. Carausius spec. (Phasmida) 

 FOWLER, J. A. Ph.D. — Dept. of Biol., State Univ. of New York at Stony Brook, STONY 



BROOK, N.Y. 11790, U.S.A. 

 a Development of hybrids. Rana pipiens (Anura) 



b Developmental controls (genetic, environmental). Oryzias latipes (Teleostei) 

 FOX, D. I. Ph.D. — , Lab. for Developm. Biol., Swiss Fed. Inst, of Technol., Sonneggstr. 5, 



8006 ZURICH, Switzerland 

 a Developmental enzymology. Drosophila melanogaster (Diptera) 

 FOX, H. Ph.D., D.Sc. — Dept. of Zool. and Comp. Anat., Univ. Coll. London, Gower St., 



LONDON WC1E 6BT, England 

 a Growth and degeneration of the pronephric system (electron microscopy). (Anura) 

 b Grafting of pronephros and mesonephros in larvae under hypo- and hyperthyroid condi- 

 tions. Rana temporaria (Anura) 



58 



