a Effect of total and partial UV-irradiation on cleavage and morphogenesis. Lymnaea stagnalis 



Bithynia tentaculata (Gastropoda) 

 b Repair processes in eggs after UV-irradiation. Lymnaea stagnalis (Gastropoda) 

 LABOUR, G. R. - Lab. de Zool., Centre d'Orsay, Univ. Paris-Sud, 91405 ORSAY, France 

 a Cytology of fat body development, with special reference to cell ultrastructure and cytochem- 

 istry. Leptinotarsa decemlineata (Coleoptera) 

 LABROUSSE, J. P. Dr.3eme cycle - Lab. d'Embryol., Univ. Paris VI, 4 place Jussieu, 75230 PARIS 



Cedex 05, France 

 a Gene amplification in oocytes. Pleurodeles waltlii (Urodela) 

 LABROUSSE, Miss M. Dr.es Sci. - Lab. d'Embryol., Univ. Paris VI, 4 place Jussieu, 75230 PARIS 



Cedex 05, France 

 a Nuclear anomalies after interspecific nuclear transplantation. Pleurodeles waltlii (Urodela) 

 LACROIX, J. C. - address unknown ISDB 



LADAS, A. Dr. - Inst, fur Landwirtsch. Zool. und Bienenk. der Univ., Melbweg, 53 BONN, 



W.Germany 

 LAFONT, R. D. A. M.S. - Lab. de Zool., Ecole Norm. Superieure, 46 rue d'UIm, 75230 PARIS 



Cedex 05, France 

 a Differentiation of imaginal wing discs: nucleic acids and pteridine metabolism, changes in enzyme 



titers. Pieris brassicae (Lepidoptera) 

 b Action of 5-fluorouracil (5-FU) and other chemical agents on the development of imaginal discs. 



Pieris brassicae (Lepidoptera) 

 LAGUCHEV, S. S. Dr.med.sci. - Lab. of Cytol., Inst, of Med. Genet., Acad, of Med. Sci of the 



USSR, Kashirskoe Shosse 6/A, MOSCOW 1 15478, U.S.S.R. 

 a Electron microscopy of gonocytes and oogonia in the embryo. Homo sapiens (Primates) 

 b Duration of meiotic phases in ovaries cultured in vitro (autoradiography). Homo sapiens 



(Primates) 

 LAKSHMI, Miss M. S. Ph.D. - Dept. of Biochem. Pathol., Univ. Coll. Hosp. Med. School, University 



St., LONDON WC1E 6JJ, England 

 a Morphogenetic effects of follicle-stimulating hormone. Gallus domesticus (Aves) (with G V 



SHERBET) 

 b Behaviour of neoplastic cells transplanted into embryos. Gallus domesticus (Aves) (with G. V. 



SHERBET) 

 c Biochemical and biophysical characterization of the cell surface using natural pH gradients, (with 



G. V. SHERBET) 

 LALLIER, R. A. D.Sc. - Station Zool., Univ. de Paris VI, 06230 VILLEFRANCHE SUR MER, 



France ISDB 



a Biochemical aspects of embryonic determination (studies of animalizing and vegetalizing agents). 



Paracentrotus lividus (Echinoidea) 

 LAMMERS, G. J. Med.drs. - Dept. of Anat. and Embryol., Univ. of Nijmegen, Geert Grooteplein 



N. 21, NIJMEGEN, Netherlands 

 a The development of some basal telencephalic areas. Cricetulus barabensis griseus (Rodentia) 

 LANDAUER, W. Ph.D., Prof. - Dept. of Anim. Genet., Univ. Coll. London, Wolfson House, 



4 Stephenson Way, LONDON NW1 2HE, England ISDB 



a A causal analysis of teratogenic action of various chemical compounds. Gallus domesticus (Aves) 

 b The nature and significance of phenocopies. Gallus domesticus (Aves) 



c The nature of dimethylsulfoxide as solvent in tests with teratogens. Gallus domesticus (Aves) 

 d Role of molecular shape in teratogenesis, studied with substituted pyridines 

 LANDSTROM, U. - Dept. of Zoophysiol., Univ. of UmeS, S 901 87 UMEA, Sweden 

 a Oxygen uptake during embryogenesis. Tubifex spp. (Oligochaeta), Xenopus laevis (Anura) (with 



S. L0VTRUP) 

 LANOT, R. Dr.es Sci. - Lab. de Zool., Univ. de Nancy I, Case Off.140, 54037 NANCY Cedex, 



France 

 a Malformations axiales: analyse causale de Taction teratogene du bleu trypan et de la RNA-se. 



Gallus gallus (Aves) 

 b Analyse causale de la somitogenese. Gallus gallus (Aves) 

 LANSDOWN, A. B. G. Ph.D. - Clin. Res. Centre, Northwick Park Hosp., Watford Rd., HARROW 



HA1 3UJ, Middlesex, England 

 a Effect of viral infections on foetal and neonatal weight. Rattus spec, Mus musculus (Rodentia) 

 LARINK, O. Dr. - Zool. Inst, der Techn. Univ., Pockelsstr. 10a, 3300 BRAUNSCHWEIG, B.R.D. 



(Germany) 

 a Cleavage and organogenesis. Ophryotrocha (Polychaeta) 

 b Embryology. (Lepismatidae; Machilidae, Thysanura) 

 LARSSON, K. S. Odont. D., Prof. - Lab. of Teratol., Karolinska Inst., S-104 01 STOCKHOLM 60, 



Sweden 

 a Chemical interaction with mucopolysaccharide synthesis during embryogenesis and fetal 



development. Mus musculus, Rattus norvegicus (Rodentia) 

 b Experimental developmental morphology: studies on facial formation. Mus musculus, Rattus 



norvegicus (Rodentia) 

 c Transplantation of fertilized ova. Mus musculus (Rodentia) 

 LA SPINA, MissR. D.Sci. - 1st. di Zool., Univ. di Palermo, Via Archirafi 18, 90123 PALERMO, 



Italy 

 a Fine structure of unfertilized eggs and egg fragments. Ascidia malaca, Phallusia mamillata 



(Ascidiacea) 

 b Analysis of the colour pattern. Discoglossus pictus (Anura) 



57 



