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) 

 FORSSKAHL, B. Ph.Mag. - Dept. of Zool., Univ. of Helsinki, P.Rautatiekatu 13, 00100 HELSINKI 



10, Finland 

 a Metamorphosis: imaginal disc formation and development, changes in endocrine organs (histol- 

 ogy and ultrastructure) in relation to different developmental cycles. Heteropeza pygmaea 



(Cecidomyiidae, Diptera) , 



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



Poland 

 FORTI, G. Prof. - 1st. Botanico, Univ. di Bari, BARI, Italy ISDB 



FOSSE, G. Dr.odont., Prof. - Anat. Inst, Univ. of Bergen, Arstadvei 19, 5000 BERGEN, Norway 

 a Growth of the head. Rattus norvegicus (Rodentia) 

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



1918, 69621 VILLEURBANNE, France 

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



Bombyx mori (Lepidoptera) 

 FOURNIER, B. Dr.es Sci. - Lab. de Zool. Exper., Univ. de Bordeaux I, Av. des Facultes, 33405 



TALENCE, France 

 a Recherches descriptives et experimentales sur la morphogenese embryonnaire des appendices. 



Carausius spec. (Phasmida) 

 FOWLER, G. L. Ph.D., Prof. - Inst, fur Allgem. Biol., Univ. Dusseldorf, Ulenbergstr. 127-129, 4000 



DUSSELDORF, B.R.D. (Germany) 

 a Differentiation of the testes in vitro, especially development of a suitable medium. Drosophila 



hydei (Diptera) 

 b Biochemical characterization of the lampbrush loops in the primary spermatocytes studied in 



vitro. Drosophila hydei (Diptera) 

 c Establishing a cell line developed from male primordial germ cells. Drosophila hydei (Diptera) 

 FOX, H. Ph.D., D.Sc. - Dept. of Zool., Univ. Coll. London, Gower St., LONDON WC1E 6BT, 



England 

 a Growth and degeneration of the pronephric system (electron microscopy). Rana spec, Xenopus 



spec. (Anura) 

 b Haploid and diploid tissues (electron microscopy). Xenopus laevis (Anura) (with L. HAMILTON, 



Middlesex Hosp.) 

 c Tail degeneration (electron microscopy, histochemistry). Same species as a 

 d Ultrastructure of larval tissues. Same species as a 

 FRAGOULIS, E. Dipl.Biol. - Physiol.-Chem. Inst.I, Med. Sch., Univ. of Marburg, 355 MARBURG- 



Lahnberge, B.R.D. (Germany) 

 a Mode of action of ecdysone; translation of insect m-RNA in a homologous in vitro protein 



synthesizing system for Calliphora erythrocephala (Diptera) 

 FRANCHI, L. L. Ph.D. - Dept. of Anat., Med. School, Univ. of Birmingham, Edgbaston, BIRMING- 

 HAM B15 2TJ, England 

 a Fine structure of normal and irradiated male and female germ cells. (Rodentia; Primates) 

 b Structure and function of chromosomes in oocytes in relation to radiosensitivity. (Mammalia) 

 FRANCOIS, Y. Dr.es Sci., Prof. - Lab. d'Anat. Comp., Univ. Paris VII, 2 Place Jussieu, 75 PARIS 



Ve, France 

 FRANZfiN, A. S. Fil.Dr. - Zool. Inst., Univ. of Uppsala, Box 56 1 , S-75 1 22 UPPSALA 1 , Sweden 

 a Comparative study of the spermatozoon and spermatogenesis. (Polychaeta, Pogonophora, Nemer- 



tea, Bryozoa) 

 b Larval development. (Brachiopoda; Entoprocta) 

 FRASCHINI, Miss A. Ph.D., Prof. - Dept. of Histol. and Embryol., Univ. of Pavia, Piazza Botta 10, 



27100 PAVI A, Italy 

 a Histochemical analysis of catecholamines and 5-HT (5-hydroxytryptamine) during the develop- 

 ment of nervous system. (Mollusca) 

 b Histophotometric quantitative determination of nuclear DNA (Feulgen reaction) during the 



development of central nervous system. Helix pomatia (Gastropoda), Rattus norvegicus 



(Rodentia) „ A „ „ ¥TT 



FRASER, Mrs. L. REPSIS Ph.D. - Clin. Res. Centre, Watford Rd., HARROW, Middlesex HA1 3UJ, 



England 

 a In vitro fertilization: effects of gamete age, culture conditions, etc., on developmental potential 



and on chromosomal complements. Mus musculus (Rodentia) 

 b Possible role of uterine proteins in initiating or promoting attachment and implantation. Homo 



sapiens (Primates) __ _ _ , 



FRENCH, V. K. B.Sc. - Sch. of Biol. Sci., Univ. of Sussex, Falmer, BRIGHTON BN1 9QG, England 

 a Segmentation and pattern formation in regenerating leg epidermis; forms of regeneration from 



different graft combinations. Blattella germanica (Blattariae) 

 FRETTER, Miss V. Ph.D., D.Sc. - Dept. of Zool., Reading Univ., Whiteknights Park, READING 



RG6 2AJ, England 

 a Veliger larvae of coastal waters: structure, feeding, food requirements, digestion, structural 



changes at metamorphosis. Many spp. (Prosobranchia, Gastropoda) 

 FREUND, Mrs. E. Dr.agr. - Anat. Inst., Med. Bereich, Univ. Rostock, Gertrudenstr. 9, 25 



ROSTOCK 1, D.D.R. (Germany) 

 a Kraniogenese und Osteogenese. Larus ridibundus (Aves) 



35 



