b Pituitary grafting. Anguilla anguilla (Teleostei) 



c Histophysiology of endocrine glands. Anguilla anguilla (Teleostei) 



d Histophysiology of the pituitary gland in immature and mature animals, in correlation with 



osmoregulatory processes. Mugil auratus (Teleostei) 

 OLIVO, O. M. Prof. - 1st. di Anat. Umana Norm., Univ. di Bologna, Via Irnerio 48, BOLOGNA, 



Italy ISDB 



ORLOVA, Mrs. I. I. Cand.biol.sci. - Lab. of Embryol., Inst, of Human Morphol., Acad, of Med. Sci. 



of the USSR, Shchepkin St. 61/2, MOSCOW 125110, U.S.S.R. 

 a Correlation between cell death and cell division in lung, liver, and brain during embryogenesis. 



Rattus norvegicus (Rodentia) 

 b Humoral interconnections between analogous organs (lung, brain) of mother and foetus. Same 



species as a 

 ORTMANN, B. Dr.rer.nat. - Pestalozzistr. 40, 208 PINNEBERG, W. Germany 

 ORTOLANI, MissG. D.Sc, Prof. -- Zool. Inst., Univ. of Palermo, Via Archirafi 18, 90123 



PALERMO, Italy 

 a Interspecific transplantation of nuclei into eggs. (Amphibia) 

 b Hybridization, especially androgenetic hybrids. (Ascidiacea) 



ORTS LLORCA, F. Prof. - Dept. of Anat., Fac. de Med., Ciudad Univ., MADRID, Spain ISDB 



OSTROUMOVA, Miss T. W. - Chair of Embryol., Biol. Fac, State Univ. of Moscow, Lenin Hills, 



MOSCOW 117234, U.S.S.R. 

 a Metabolic gradients, their physico-chemical nature and interrelations with morphogenetic 



processes. (Hydrozoa; Echinodermata) 

 OTZCHELI, Mrs. T. A. f Cand.biol.sci. - Inst, of Zool., TBILISI, U.S.S.R. 

 OUWENEEL, W.J. Ph.D. - Hubrecht Lab. (Intern. Embryol. Inst.), Uppsalalaan 1, Universiteits- 



centrum 'De Uithof , UTRECHT, Netherlands 

 a Pattern formation in imaginal discs. Drosophila melanogaster (Diptera) 

 b Genetics and physiology of the development of homoeotic mutants. Same species as a 

 OZDZENSKI, W. Ph.D. - Dept. of Embryol., Zool. Inst., Univ. of Warsaw, Krakowskie Przedmies'cie 



26/28, WARSZAWA 64, Poland 

 a Origin and differentiation of primordial germ cells. Gallus domesticus (Aves), Mus musculus 



(Rodentia) 

 b Differentiation of the somatic and germinal tissues of the gonad. Mus musculus (Rodentia) 

 c Normal development. Clethrionomys glareolus (Rodentia) 

 PAGE (ROBERTS), Mrs. B. A. Ph.D. - Dept. of Anat., Charing Cross Hosp. Med. School, Lab. 



Block, Fulham Palace Road, LONDON W6 8RF, England 

 a Histodifferentiation of lung. Homo sapiens (Primates); (Rodentia) 

 PALA, Miss M. Dr. - 1st. di Zool., Univ. di Sassari, Via Murroni 25, 07100 SASSARI, Italy 

 a Origin of the primordial germ cells. Perca fluviatilis (Teleostei), Anas spec. (Aves) 

 b Development of half blastoderms cultured in vitro. Gallus domesticus (Aves) 

 PALECEK, J. RNDr. - Dept. of Exp. Zool., Charles Univ., Vinicna 7, 12844 PRAHA 2, Czecho- 

 slovakia 

 a Proteins and antigens in early development. (Amphibia) (with A. ROMANOVSKV and 



J. MACHA) 

 PAL£N, K. Fil.K.md. - Zoophysiol. Inst., Univ. of Lund, Helgonavagen 3, 223 62 LUND, Sweden 

 a Teratogenesis induced by amino acids. Gallus domesticus (Aves) 

 PANELIUS, S. Ph.D. - Dept. of Zool., Univ. of Helsinki, P. Rautatiekatu 13, 00100 HELSINKI 10, 



Finland 

 a Germ line (histology, cytology) during parthenogenetic and bisexual developmental cycles; 



ovarian development in relation to different developmental cycles. Heteropeza pygmaea 



(Cecidomyiidae, Diptera) 

 PANIGEL, M. Dr.en Med., Dr.es Sci., Prof. - Lab. de Biol, de la Reprod., Univ. de Paris VI, B.P. 2, 



75827 PARIS-Cedex 17, France 

 a Physiology of fetal-maternal exchange. Macaca mulatta, M. fascicularis, Papio cynocephalus 



(Primates) 

 b infrastructure of the placental membrane. Same species as a and Galago demidovi (Primates) 

 PANNESE, E. M.D., Prof. - 2nd Inst, of Human Anat., Univ. of Milano, Via Mangiagalli 14, 20133 



MILANO, Italy 

 a Morphology and histochemistry at the electron microscope level of the degenerative events in 



embryonic spinal ganglia. Gallus gallus (Aves) 

 PANTELOURIS, E. M. Ph.D. - Biol. Dept., School of Biol. Sci., Univ. of Strathclyde, George St., 



GLASGOW Gl 1XW, Scotland, U.K. 

 a Effects of radiation on foetuses and means of alleviating them. Mus musculus (Rodentia) 

 b Development of lymphoid tissues and immune responses. Mus musculus (Rodentia) 

 PAPILLON, Mrs. M. - Lab. d'Evol. des Etres Organises, Fac. des Sci., 105 Bd.Raspail, 75 PARIS Vie, 



France 

 a Influence de la temperature sur la fertilite des pontes et sur l'histologie de l'appareil genital. 



Schistocerca gregaria (Orthoptera) 

 PARISH, R. W. Ph.D. - Cytol. Lab., Inst, of Gen. Bot., Univ. of Zurich, Birchst. 95, 8050 ZURICH, 



Switzerland 

 a The roles of cell contacts, plasma membrane, transcriptional and posttranscriptional controls in 



cell differentiation. Dictyostelium spec, Polysphondylium spec. (Acrasiales) 

 PARISI, E. - Lab. of Molec Embryol., Via Toiano 2, 80072 ARCO FELICE (Napoli), Italy ISDB 



PARIVAR, K. M.Sc - Dept. of Zool., Univ. of Reading, Whiteknights Park, READING RG6 2AJ, 



England 



75 



