a Embryology of the membraneous labyrinth. Lanipetra fluviatilis, L. planeri, Petromyzon marinus 



(Cyclostomata) 

 HAGFNMAIER, H. H.; Dr.rer.nat. - Inst, t'iir Zool., Rhein-Westf.-Techn. Hochschule, Kopernikus- 



str. 16, 51 AACHEN, B.R.D. (Germany) 

 a Biochemistry of hatching. Salmo trutta, S. gairdneri (Telcostei) 

 b Structure and chemistry of the chorion. Salmo gairdneri, Perca tluviatilis (Teleostei) 

 HAGET, A.; D.Sc, Prof. - Lab. de Zool. Exp., Univ. de Bordeaux I, av. des Facultes, 33405 



TALENCE, France 

 a Development of surface membrane during cleavage. Leptinotarsa spec. (Coleoptera) 

 HAGSTROM, B. l'.; Fil.Dr. - Dept. of Pharmacol and Toxicol., AB KABI, 104 25 STOCKHOLM 30, 



Sweden 

 HAHNENKAMP, L. - Inst. Allg. Zool. und Exp. Morphol., Freie Univ., Kon.-Luise Str. 1-3, 



1 BERLIN 33, B.R.D. (Germany) 

 a Formation and differentiation of the post-naupliar germ band. Ligia oceanica (Isopoda, 



Crustacea) 

 HAKIM, Ms. J.; Dr.biol. - Lab. de Biol. Anim. A, Univ. de Bordeaux I, av. des Facultes, 33405 



TALENCE Cedex, France 

 a Les potentialites morphogenes du mesoderme lateral. Xenopus spec. (Anura), Pleurodeles waltl 



(Urodela) 

 HALFER, Ms. C. - 1st. di Genet., Univ. di Milano, via Celoria 10, 20133 MILANO, Italy 

 a DNA replication in cells cultured in vitro. Drosophila melanogaster (Diptera) 

 b Biology of established cell lines. Same species as a 



c Fusion of cells from caryotypically different established cell lines. Same species as a 

 HAMBURGER, K.; Cand.mag. - Biol. Inst., Carlsberg Found., 16 Tagensvej, 2200 COPENHAGEN N, 



Denmark 

 HAMES, B. D.; Ph.D. - Biol. Dept., Univ. of Essex, Wivenhoe Park, COLCHESTER, Essex C04 3SQ, 



England 

 a Mechanisms of translational control during development. Dictyostelium discoideum (Acrasiales) 

 HAMILTON, Ms. L.; Ph.D. - Dept. of Biol, as Appl. to Med., Middlesex Hosp. Med. School, Cleveland 



St., LONDON WIP 6DB, England 

 a Haploid syndrome. Xenopus spp. (Anura) 



b Radiation sensitivity of haploid and diploid embryos. Xenopus laevis (Anura) 

 c Haploid and diploid tissues (electron microscopy). Same species as b 

 HAMILTON, W. J.; t Prof. - NORTHWOOD, Middlesex, England 

 HAMMERLING, J.; Dr.phil., Prof. (Emer.) - Schopenhauerstr. 27, 2940 WILHELMSHAVEN, B.R.D. 



(Germany) 

 HAMMOND, J. B. W.; D.Phil. - Glasshouse Crops Res. Inst., Worthing Rd., LITTLEHAMPTON BN16 



3PU, England 

 a The relationship of changes in levels of enzymes of carbohydrate metabolism and metabolic 



pathways to changes in carbohydrate levels and growth rate during the development of the 



sporophore. Agaricus bisporus (Basidiomycetes, Fungi) 

 b Physiological role of soluble carbohydrates in the developing sporophore. Same species as a 

 HANKE, W.; Dr., Prof. - Zool. Inst. II der Univ., Kaiserstr. 12, 75 KARLSRUHE 1, B.R.D. (Ger- 

 many) 

 a Influence of hormones on skin. Rana temporaria (Anura), Mus musculus (Rodentia) 

 b Effects of adrenocortical hormones. Anguilla anguilla (Teleostei), Ambystoma spec. (Urodela), 



Rana temporaria, Xenopus laevis (Anura) 

 c Development of endocrine tissue. Ambystoma spec. (Urodela), Xenopus laevis (Anura) 

 d Influence of hormones on metamorphosis; effects of different hormones depending on the stage 



of development. Same species as c 

 HANOCQ, Ms. F. A.; Lic.Sc.Zool. - Dept. of Molec. Biol., Free Univ. of Brussels, 67 rue des Chevaux, 



1640 RHODE-ST-GENfcSE, Belgium 

 a Regulation of rDNA transcription in oocytes and eggs. Xenopus laevis (Anura) 

 HANOCQ (QUERTIER), Ms. J. A.; D.Sc.Biol. - Dept. of Molec. Biol., Free University of Brussels, 67 



rue des Chevaux, 1640 RHODE- ST.-GEN£SE, Belgium 

 a Mechanisms of in vitro maturation. Xenopus laevis (Anura) 

 HANSEN-DELKESKAMP, Ms. E.; Dr. -^ Fachber. Biol., Univ. Regensburg, Postfach 397, 84 



REGENSBURG 2, B.R.D. (Germany) 

 a Early differentiation; 1. enzyme regulation and metabolic pathways; 2. DNA-binding proteins. 



Acheta domesticus (Orthoptera) 

 HARA, K.; Ph.D. - Hubrecht Lab. (Intern. Embryol. Inst.), Uppsalalaan 8, 3584 CT UTRECHT, 



Netherlands 

 a Origin of dorso-ventral polarity of the egg (microcincmatography). Discoglossus pictus, Xenopus 



laevis (Anura) (with P. D. NIEUWKOOP and G. A. UBBELS) 

 b Analysis of dorso-ventral and cranio-caudal polarity in mesoderm induction (blastomere recom- 

 bination, microcincmatography). Ambystoma mexicanum (Urodela) (with P. D. NIl-.UWKOOP 



and E. C. BOTERENBROOD) 

 HARDIE, J.; Ph.D. - Dept. of Zool. and Appl. Entomol., Imperial Coll., Field Station, Silwood Park, 



ASCOT, Berks. SL5 7DE, England 

 a Nervous and hormonal factors regulating polymorphism; electron microscopy of neuroendocrine 



system. Megoura viciae (Homoptera) 

 HARREBOMfiE, Ms. A. E.; M.D. - Div. of Exper. Morphol., Anat.-Embryol. Inst., Univ. of Amster- 

 dam, Mauritskade 61, AMSTERDAM-O., Netherlands 

 a Differentiation and de-differentiation during regeneration. (Urodela) 



46 



