MANSUETO (BONACCORSO), Ms. C; Dr.nat.sci., Prof. - Zool. Inst., Univ. of Palermo, Via Archirafi 



18, 90123 PALERMO, Italy 

 a Investigations on embryonic development by use of radio-isotopes. Gona intestinalis (Ascidiacea) 

 b RNA synthesis in egg development. Gona intestinalis, Ascidia malaca, Qavellina lepadiformis 



(Ascidiacea) 

 c Egg stimulation by ionophore. Same species as a 

 d Role of the membrane in embryonic cell differentiation. (Ascidiacea) 

 MANUKHIN, B. N.; Dr.biol., Prof. - Inst, of Devi. Biol., Acad, of Sci. of the USSR, Vavilov St. 26, 



MOSCOW 117334, USSR 

 MARAUD, R.; D.Med., D.Sc, Prof. - Lab. d'Histol. et d'Embryol., Univ. de Bordeaux II, 146 rue 



Leo-Saignat, 33076 BORDEAUX Cedex, France 

 a Differentiation of the genital tract. Gailus gallus (Aves) 

 b Physiology of the embryonic thyroid. Same species as a 

 MARCEL, R.; D.Sc. - Serv. de Biol. Anim., Univ. des Sci. et Techn. de Lille, B.P.36, 59650 



VILLENEUVE D'ASCQ, France 

 a Biochemistry of trophic factor and specific inhibitor of cephalic and caudal regeneration. Eisenia 



foetida (Oligochaeta) 

 b Ultrastructure of nerve cells during regeneration. Same species as a 

 c Immunofluorescence of factors governing morphogenesis. Same species as a 

 MARCHAL-SEGAULT, Ms. D. - Lab. de Zool., Univ. de Parix XI (Paris-Sud), Centre d'Orsay, Bat. 



442, 91405 ORSAY, France 

 a Effects of organochlorine and organophosphorus insecticides on development and metamorphosis. 



Bufo bufo, Xenopus laevis (Anura) 

 MARCHAL, L.; Biol.CNRS - Lab. de Biol. Med., Univ. de Nancy I, B.P. 1080, 54019 NANCY Cedex, 



MARCHAND, C. R.; Dr. d'fitat - Lab. de Zool. et Embryol., Univ. de Besan^on, Place Marechal 



Leclerc, 25042 BESANgON Cedex, France 

 a Histophysiologie des testicules et de ITiypophyse des hybrides intergeneriques steriles comparee 



a celle des canards fertiles. Cairina moschata. Anas platyrhynchos (Aves) (avec L. GOMOT) 

 MARCHISIO, P. C; M.D. - 1st. di Istol. ed Embriol. Gen., Univ. di Torino, Corso M. d'Azeglio 52, 



10126 TORINO, Italy 

 MARIA1<[SKA-NADACH0WSKA, Ms. A.; M.Sc. - Dept. of Exp. Zool., Inst, of Syst. and Exp. Zool., 



Polish Acad, of Sci., ul. Stawkowska 17, 31-016 KRAKOW, Poland 

 a Teratogenic effects of pesticides. (Anura) 

 MARILLEY, Ms. M. - Lab. d'Histol. et Morphogen. Anim., Dept. de Biol., Centre Univ. de Marseille- 



Luminy, 70 rte Leon Lachamp, 13288 MARSEILLE Cedex 2, France 

 a DNA synthesis in regenerating tissue: 1. control; 2. release in previously quiescent cells; 3. varia- 

 tions in DNA polymerase activity during regeneration. Owenia fusiformis (Polychaeta) 

 MARIN (LEWIN), Ms. L.; D.Sc. - Inst. d'Embryol. du C.N.R.S. et du Coll. de France, 49bis av. de la 



BeUe GabrieUe, 94130 NOGENT-sur-MARNE, France 

 a Morphogenese du poumon : 1 . determinisme de la maturation des structures specifiques de I'epi- 



thelium (ultrastructure); 2. evolution du metabohsme du tissue pulmonaire (biosynthese des 



hpides, activite enzymatique). Gallus gallus (Aves), Rattus spec. (Rodentia) (avec F. DAMERON) 

 MARINELLI, Ms. M.; Dr. - 1st. di Anat. Comp., Univ. di Perugia, Via A. Pascoli, 06100 PERUGIA, 



Italy 

 a Action of antiandrogens on the ultrastructure of male genital organs. Cavia porcellus (Rodentia) 

 b Scanning electron microscopy of the cocoon shell. Dugesia lugubris (TurbeUaria) 

 MARINLMs. M.;Dr.Biol. - Ist.di Anat. Comp., Univ. diModena, Via Berengario 14, 41 100 MODENA, 



Italy 

 a Glycogen in the developing central nervous system. Columbia livia, Cotumix c. japonica (Aves) 

 b Differentiation of the dorsal ceUs in the spinal cord. (Teleostei; Amphibia) 

 c Neurosecretion during development. Jordanella floridae, Gambusia affmis (Teleostei) 

 MARKENS, I. S.; Dr. - Orthodont. Dept., Dent. Sch., State Univ., Sorbonnelaan 16, 3584 CA 



UTRECHT, Netherlands 

 a Experiments on persistence of cranial sutures till old age; possible causes: bone movements or 



sutural tissue properties (transplantation of bone into suture). Rattus norvegicus (Rodentia) (with 



H. A. J.OUDHOF) 

 b Occurence of alkaline phosphatase in the coronal and interfrontal suture. Same species as a 

 MARKOVA, Ms. L. N. - Inst, of Devi. Biol., Acad, of Sci. of the USSR, Vavilov St. 26, MOSCOW 



117334, USSR 

 a The products of enzymatic deamination of serotonin and catecholamines as potential regulators of 



cleavage divisions. Strongylocentrotus nudus, S. intermedius (Echinoidea) (with G. A. BUZNIKOV) 

 b The estimation of biogenic monoamines in early embryos. Strongylocentrotus intermedius. 



Echinus esculentus (Echinoidea) 

 MARSHAK, Ms. T. L. - Lab. of Developm. Cytogenet., Inst, of Developm. Biol., Acad, of Sci. of the 



USSR, Vavilov St. 26, MOSCOW 117334, USSR 

 MARSTON, J. H.; Ph.D., MRCVS - Dept. of Anat., Med. Sch., Univ. of Birmingham, Edgbaston, 



BIRMINGHAM B15 2TJ, England 

 MARTELLY, Ms. I.; Dr.3e Cycle - Lab. de Biol. Anim., Univ. Paris XII (Val de Marne), av. du Gen. 



de GauUe, 94000 CR£TEIL, France 

 a Quantitative and qualitative study of RNA and protein synthesis during regeneration; mechanisms 



of their activation. Planariidae (TurbeUaria) 

 MARTHY, H.-J.; Ph.D. - Lab. Arago, Univ. de Paris VI, 66650 BANYULS-sur-Mer, France 

 a Determination, regulation, localization, and stability of primordial pattern. Loligo vulgaris (Cepha- 

 lopoda) 

 74 



