a Mode of action of growth hormones. Rhodnius prolixus (Triatomidae, Hemiptera) 



VVIJK, R. van Dr. - van 't Hoff Lab., State Univ. of Utrecht, Sterrenbos 19, UTRECHT, Netherlands 



a Factors affecting growth rate and length of cell cycle phases of norma] hepatocytes and cultured 



hepatoma cells; role of cyclic nucleotides and hormones. Rattus spec (Rodentia) 

 WILBY, O. K. D.Phil. - Dept. of Zool., Univ. of Glasgow, GLASGOW G 1 2 8QC, Scotland, U.K. 

 a Simulation of developmental processes at the cellular level, including morphology and deter- 

 mination, using a digital computer 

 b Cellular and supracellular processes in limb development, especially control of overall form and 



pattern of chondrogenesis (normal, talpid, wingless, Ametapodia strains). Gallus domesticus 



( Aves) 

 ttll COX, M. Ph.D. - Lab. of Mol. Biol., Med. Res. Council, Hills Rd., CAMBRIDGE CB2 2QH, 



England 

 a Mechanisms underlying heterocyst spacing. Anabaena spec. (Cyanophyceae) 

 WILD, A. E. Ph.D. - Dept. of Biol., Univ. of Southampton, SOUTHAMPTON S09 5NH, England 

 a Protein transmission across foetal membranes. Oryctolagus cuniculus (Lagomorpha) 

 WILDE, A. G. de M.D., Ph.D., Prof. - Dept. of Anat. and Embryol., State Univ. of Groningen, 



Oostersingel 69, GRONINGEN, Netherlands 

 a Development of computer programs for the reconstruction, by incremental plotter, of embryonic 



organ structure, 

 b Morphogenesis of the palatal and nose regions, studied by means of reconstructions. Mus 



musculus, Rattus norvegicus (Rodentia), Homo sapiens (Primates) 

 WILLEMSE, M. Th. M. Ph.D. - Dept. of Zool., Cathol. Univ., Toernooiveld, NIJMEGEN, Nether- 

 lands 

 a Spermatogenesis and oogenesis. (Teleostei) 

 b Morphology, physiology, and biochemistry of the hatching glands. Brachydanio rerio (Teleostei), 



Xenopus laevis (Anura) 

 WILLIAMSON, D. I. Ph.D., D.Sc. - Dept. of Marine Biol., Univ. of Liverpool, PORT ERIN, Isle of 



Man, U.K. 

 a Laboratory rearing of larval stages; moulting, feeding, number of stages. Palinurus elephas, 



Nephrops norvegicus (Decapoda, Crustacea) 

 b Effect of thalidomide on development. Artemia salina (Branchiopoda, Crustacea) 

 WILLIAMSON, R. - Beatson Inst, for Cane. Res., Hill St., GLASGOW C.3. Scotland, U.K. ISDB 



WILSON, I. B. Ph.D. - Dept. of Zool., Univ. Coll. of North Wales, BANGOR, Caerns., Wales, U.K. 

 a Establishment of implantation and early pregnancy. Mus musculus (Rodentia) 

 b Experimental developmental morphology. Mus musculus (Rodentia) 

 WINGSTRAND, K. G. Dr.phil., Prof. - Inst, of Comp. Anat., Univ. of Copenhagen, Universitets- 



parken 15, 2100 COPENHAGEN 0, Denmark 

 WINTER, Miss H. Dr.rer.nat. - Zool. Inst, der Univ., Berlinerstr. 15, 6900 HEIDELBERG, W. 



Germany 

 WITKOWSKA, Mrs. A. Ph.D. - Dept. of Embryol., Zool. Inst., Univ. of Warsaw, Krakowskie 



Przedmiescie 26/28, WARSZAWA 64, Poland 

 a Preimplantation development in vivo and in vitro. Mus musculus (Rodentia) 

 b Chromosomal aberrations in embryogenesis. Mus musculus (Rodentia) 



WOELLWARTH, C. von Dr.phil. - Munchingerst. 5, 7257 DITZINGEN, B.R.D. (Germany) ISDB 

 a Autonome Musterbildung in der Medullarplatte. Triturus alpestris (Urodela) 

 b Determination der Kopforgane. Same species as a 

 c Entstehung von Situs inversus durch Defekte und verschiedene aussere Einflusse. Same species as a 



WOERDEMAN, M. W. M.D., Prof.(Emer.) - Anat.-Embryol. Inst., Univ. of Amsterdam, Mauritskade 



61, AMSTERDAM-O., Netherlands ISDB 



a Lens development. (Aves; Mammalia) 

 WOERLE, R. - I.Zool. Inst, der Univ. Erlangen-Nurnberg, Universitatsstr. 19, 852 ERLANGEN, 



B.R.D. (Germany) 

 a Embryology. Daphnia magna, Leptodora kindtii (Cladocera, Crustacea) 

 WOLBERT, P. Dr.rer.nat. - Zool. Inst. I, Univ. Wiirzburg, Rbntgenring 10, 87 WURZBURG, B.R.D. 



(Germany) 

 a Hormone dynamics in the pupa during normal development and after wounding or X-raying. 



Galleria mellonella (Lepidoptera) 

 WOLF, R. Dr. - Zool. Inst.I der Univ., Rbntgenring 10, 87 WURZBURG, B.R.D. (Germany) 

 a Correlation between kinematics and specific ultrastructures during early embryogenesis, including 



experiments by physical noxes (time lapse microcinematography, electron microscopy). Wacht- 



liella persicariae (Cecidomyiidae), Chironomus thummi (Chironomidae, Diptera) 

 WOLFF (HENNIG), Mrs. Em. Dr.es Sci. - Inst. d'Embryol. et Teratol. Exper. du C.N.R.S., 49bis Av. 



de la Belle Gabrielle, 941 30 NOGENT-sur-MARNE, France ISDB 



a Organ culture of cancer tumors taken directly from the patient: growth factors for long term 



culture; culture on yeast and liver dialysates; fractionation of dialysates of liver extracts. Homo 



sapiens (Primates) 

 WOLFF, Et. C. Dr.es Sci., Prof. - Inst. d'Embryol. et Teratol. Exper. du C.N.R.S., 49bis Av. de la 



Belle Gabrielle, 94130 NOGENT-sur-MARNE, France t ISDB 



a Culture in vitro de longue duree de tumeurs malignes en presence et en l'absence d'organes 



embryonnaires. Homo sapiens (Primates) (avec Em. WOLFF) 

 b La differenciation et l'intersexualite in vitro et in vivo des gonades embryonnaires par les 



methodes des antihormones et des anticorps. (Aves) 

 WOLPERT, L. Ph.D., Prof. - Dept. of Biol, as Appl. to Med., Middlesex Hosp. Med. Sch., LONDON 



104 



