b Dormancy. Same species as a 



INGLE, R. W.; Ph.D. - Dept. of Zool,, Brit. Museum (Nat. Hist.), CromweU Rd., LONDON SW7 5BD, 



England 

 a Larval development. (Brachyura, Decapoda, Crustacea) 

 INIGUEZ LOBETO, C. - Serv. Embriol. Exp., Dept. Anat., Fac. de Med., Av. Ramon y Cajal, 



VALLADOLID, Spain 

 ISH-HOROWICZ, D.; Ph.D. - Mill HiU Lab., Imp. Cane. Res. Fund, Burtonhole Lane, LONDON NW7 



IAD, England 

 a Genetics of heat-shock proteins. Drosophila melanogaster (Diptera) 

 IVANOFF-GERARD, Ms. A. - Lab. d'Embryol., Univ. de Nancy I, B.P. 1080, 54019 NANCY Cedex, 



France 

 a Histogenese des systemes aminergiques diencephahques a partir du 6e jour de la vie embryonnaire 



jusqu'a la quatrieme semaine postnatale. Gallus domesticus (Aves) 

 rVANOV, E. A.; Cand.sci. - Chair of Embryol., Biol. Fac, State Univ. of Moscow, Lenin Hills, 



MOSCOW 11 7234, U.S.S.R. 

 a Experiments on the segmentation of the axial mesoderm. Rana temporaria (Anura), Gallus 



domesticus (Aves) 

 IVANOV, J. A.; Dr. - Dept. of Embryol., Univ. of Moscow, Lenin Hills, Moscow 1 17234, U.S.S.R. 

 rVANOV, V. I.; Dr., Prof. - Lab. of Exp. Genet., Inst, of Med. Genet., Kashirskoye Chaussee 6a, 



115478 MOSCOW, U.S.S.R. 

 a Determination of imaginal disc cells in normal and mutant strains. Drosophila melanogaster 



(Diptera) 

 b Interaction of homoeotic and non-homoeotic genes during development. Same species as a 

 c Temperature sensitivity of homoeotic and non-homoeotic mutants. Same species as a 

 d Pleiotropy of homoeotic genes. Same species as a 

 IVANOVA (KASAS), Ms. O. M.; Dr.biol., Prof. - Dept. of Embryol., Leningrad State Univ., Men- 



deleevsky St. 5, LENINGRAD 199164, U.S.S.R. 

 a Comparative embryology. Synoicum puhnonaria (Ascidiacea) 

 b Asexual reproduction. Same species as a 

 IZMAIiOW, Ms. R.; Dr. - Dept. of Plant Cytol. and Embryol., Inst, of Bot., Jagellonian Univ., 



Grodzka 52, 31-044 KRAK6w, Poland 

 a Control of apomixis (cytology, embryology). Alchemilla spec. (Rosaceae), Ranunculus auricomus 



(Ranunculaceae) 

 JACKSON, J. F.; B.A. (Hons.) - Inst, of Anim. Genet., Univ. of Edinburgh, West Mains Rd., 



EDINBURGH EH9 3JN, Scotland, U.K. 

 a Properties of lens mRNAs; regulation of stabihty. Gallus domesticus (Aves) (with R. M. 



CLAYTON, D. E. S. TRUMAN, I. THOMSON (Edinburgh), and R. WILLIAMSON (London) 

 JACOB, H. J.; Dr.med. - Lehrst. fur Anat. I, Ruhr-Univ., Universitatsstr. 150, Postfach 102148, 4630 



BOCHUM, B.R.D. (Germany) 

 a Differentiation of somites. Gallus domesticus, Coturnix c. japonica (Aves) 

 b Ultrastructure of connective tissue differentiation. Gallus domesticus (Aves) 

 c Scanning and transmission electron microscopy of prelaying stages. Same species as a 

 d Origin and development of musculature. Same species as a 



e Development of the embryonic kidney. Same species as a, and Homo sapiens (Primates) 

 f Migration of embryonic cells. Same species as b 

 JACOB, J.; Ph.D. - Inst, of Anim. Genet., Univ. of Edinburgh, West Mains Rd., EDINBURGH EH9 



3JN, Scotland, U.K. 

 a Ultrastructural changes and patterns of DNA, RNA, and protein synthesis in differentiating cells 



as studied by E.M. autoradiography. Xenopus laevis (Anura), Homo sapiens (Primates) 

 b Characterization of DNA by in situ hybridization of labelled RNA with ultrathin sections of cells 



and tissues. Xenopus laevis (Anura), mouse L cells, HeLa cells (Mammalia) 

 JACOB (LOES), Ms. M.; Dr.med. - Lehrst. fur Anat. I, Ruhr-Univ., Universitatsstr. 150, Post- 

 fach 102148, 4630 BOCHUM, B.R.D. (Germany) 

 a Differentiation of somites. Gallus domesticus, Coturnix c. japoi)ica (Aves) 

 b Ultrastructure of connective tissue differentiation. Gallus domesticus (Aves) 

 c Scanning and transmission electron microscopy of prelaying stages. Same species as a 

 d Origin and development of musculature. Same species as a 



e Development of the embryonic kidney. Same species as a, and Homo sapiens (Primates) 

 f Migration of embryonic cells. Same species as b 

 JACOBSON, D. C. O.; Ph.D., Prof. - Inst, of Zool., Uppsala Univ., Box 561, 751 22 UPPSALA, 



Sweden 

 a Orientational mechanisms of the outgrowing nerve fibre studied in vivo and in vitro 

 b Factors stimulating nerve fibre outgrowth 

 JACQUOT, R. L.; D.Sc, Prof. - Lab. de Physiol. Anim., Univ. de Reims, B.P. 347, 51062 REIMS 



Cedex, France 

 a Pre- and postnatal functional maturation of the hepatocyte. Rattus norvegicus (Rodentia) (with 



J. M. FELIX and C. LEGRELE) 

 b Hemopoietic function of the foetal liver; factors controlling its progressive disappearance. Same 



species as a (with M. D. NAGEL and C. BILLAT) 

 c Endocrine functions of the foetus. Same species as a 

 JACU5JSKI, L.; Dr.biol. - Dept. of Zool., Inst, of Biol., Univ. of N. Copernicus, Gagarina 9, 87-100 



TORUl^J, Poland 

 a Teratogenesis and regeneration. Tegenaria atrica (Araneae, Arachnida) 

 JAFFRAY, J. Y. - Lab. d'Histol.-Embryol., Fac. de Med., Bd. Winston Churchill, B.P. 38, 63001 



51 



