a Pre- and postnatal changes in glucose and glycogen metabolism of the liver cell; eventual- 

 ly assays on isolated cultured hepatocytcs; electron microscopic studies. Rattus norvegicus 

 (Rodentia) (in collaboration with J. NAGEL, H. PERRIER. G. GALLAND and C. 

 PLAS) 



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

 Rattus norvegicus (Rodentia) (in collaboration with J. NAGEL, H. PERRIER, G. GAL- 

 LAND and C. PLAS) 



JAFFE, L. F. Ph.D., Prof. — Biol. Div., Univ. of Pennsylvania, PHILADELPHIA, Pa. 

 19094, U.S.A. 



a Development of cell polarity; studied via electrical measurements, group effects, rheo- 

 tropism and chemotropism. Fucus furcatus. Pelvetia fastigiata (Fucales. Algae) 



TAGERSTEN, K. G. M. Fil.Dr., Prof. — Zool. Inst.. Univ. of Uppsala, Villavagen 9, UPP- 

 SALA. Sweden 



a Larval development. (Pogonophora) 



b Comparative study of larval development. (Invertebrafa) 



JALOUZOT, R. — Lab. de Biol, gener., Fac. des Sci.. B.P. 347, 51-REIMS, France 



a Cytochemical studies of the asymmetrical mitosis in the first microspore division. Ulium 

 candidum, Hemerocallis spec. 



b Autoradiographic studies of RNA metabolism during microspore growth and mitosis. 

 Lilium candidum 



TAMES. B. L. Ph.D. — Dept. of Zool., Univ. Coll. of Swansea, Singleton Park, SWAN- 

 SEA, Glamorganshire, Wales, U.K. 



a The germ cell cycle and morphogenesis in marine trematodes parasitic in Littorina saxatilis 

 and Cardium edute. Cercaria bucephalopsis haimeana, C. dichotoma. Microphallus pyg- 

 maeus, M. similis, Parvatrema homoeotecnum, Meiogymnophallus minutus (Digenea, 

 Trematoda) 



JAMES. D. A. B.Sc. — Dept. of Zool., Univ. of Oxford, Parks Road, OXFORD. England 



a Immunological aspects of pregnancy. Mus spec. (Rodentia) 



JAMES, D. W. B.S. — Dept. of Anat. and Embryol., Univ. Coll. London, Gower St., LON- 

 DON W.C.I. England 



a Healing of skin wounds. Rattus spec, Cavia spec. (Rodentia), Oryctolagus spec. (Lago- 

 morpha) 



h In vitro studies of the central nervous system. Gallits domesticus (Aves) 



• JANSEN, J. M.D., Prof. (Emer.) —Anat. Inst., Univ. of Oslo, Karl Johansgt. 47, OSLO, 

 Norway 



a Development of brain stem nuclei. Balaenopfera physalus. B. musculus (Cetacea) 



JAYLET, A. Lic.es Sci. — Lab. de Biol, gener., Fac. des Sci., 118 Route de Narbonne, 31- 

 TOULOUSE, France 



a Effets des rayons X sur la descendance d'animaux irradies; etude des anomalies chromoso- 

 miques. Pleurodeles waltUi (Urodela) 



h Etude d'un facteur recessif semi-letal, ac. Pleurodeles wattlii (Urodela) (en collaboration 

 avec J. C. BEETSCHEN) 



JELINEK, R. MUDr. — Dept. of Histol., Charles Univ., Albertov 4, PRAGUE 2, Czecho- 

 slovakia 



a Quantitative changes of tissue, cellular and subcellular structure in normal and pathological 

 ontogenesis of the central nervous system. (Vertebrata) 



h Structure of the internal limiting membrane of the developing central nervous system, 

 Gallus domesticus (Aues) 



c Mechanism of neurulation. Gallus domesticus (Aves) 



d Secondary development of axial structures (origin of neural tube and somites from the 

 tail bud, localization of proliferation centers). Gallus domesticus (Aves) 



JIRASEK, J. E. C.Sc. — Embyol. Lab.. Inst, for the Care of Mother and Child, nabf. K. 

 Marxe 157, PRAHA-Podoli. Czechoslovakia 



a Biochemistry of embryonic growth. Homo sapiens (Primates) 



h Hisf'jchemical analysis of organogenesis. Homo sapiens (Primates) 



JIRSOVA. Miss Z. M.D. — Inst, of Embryol., Fac. of Med., Charles Univ., Albertov 4. 

 PRAGUE 2, Czechoslovakia 



a Egg transplantation (electron microscopic and cytochemical studies of egg transport and 

 implantation in experimental conditions). (Mammalia) 



b Electron microscopy and cytochemistry of tubal epithelium. (Rodentia; Carnivora), Home 

 sapiens (Primates) 



JIT, I. Ph.D.. Prof. — Dept. of Anat., Med. Coll.. ROHTAK, India 



a Development of the splanchnic nerves. Homo sapiens (Primates) 



h Development of striated muscle of oesophagus. Homo sapiens (Primates) 



c Ages of ossification of various bones in embryos and adults. Homo sapiens (Primates) 



JOCKUSCH (SCHENK), Miss B. Dr.rer.nat. — Arbeitsgruppe Biochem. Embryol., Max- 

 Planck-Inst. f. Meeresbiol.. Abt. Bauer, Melanchthonstr. 36, 7400-TOBINGEN, Deal 

 Bundesrepublik 



a Cleavage pattern, formation and orientation of the spindle. Lymnea spec. (Gastropoda) 



75 



