a Control of gene action during development, especially studied in puffing. Drosophila nielano- 



gaster (Diptera) 

 b Chromosome function during development. Anopheles Stephens! (Diptera) 

 ASHBY, K. R.; Ph.D. - Dept. of Zool., Univ. of Durham, Science Labs., South Rd., DURHAM DHl 



3LE, England 

 a The development of the reproductive system and the modifications induced by treatment with 



Steroid hormones during the course of sexual differentiation. Salmo irideus, S. trutta (Teleostei), 



Xenopus laevis (Anura) 

 ASHWORTH, J. M.; Dr., Prof. - Biol. Dept., Univ. of Essex, Wivenhoe Park, COLCHESTER, Essex 



C04 3SQ, England 

 a Effect of growth conditions (especially glucose) on development of amoebae. Dictyostelium 



discoideum (Acrasiales) 

 b Cytogenetics. Same species as a 



c Relationship between cell cycle and development. Same species as a 

 AUGSTEN, H.; Dr.habil., Prof. - Sekt. Biol.-Pflanzenphysiol., Friedrich Schiller Univ., von-Hase-Weg 



3, 69 JENA, D.D.R. (Germany) 

 AUGUSTI (TOCCO), Ms. G.; Dr. - Lab. of Molec. Embryol., Consiglio Naz. delle Richerche, via 



Toiano 2, ARCO FELICE, C.P.3042, 80100 NAPOLI, Italy 

 a Mechanisms regulating the expression of differentiated functions in neuroblastoma culture, 



especially role of cell surface 

 AUROUX, M.; Dr. Med., Prof. - Lab. d'Histol.-Embryol., Fac. de Med. de Bicetre, 45 rue des 



Sts.Peres, 75 PARIS Vie, France 

 a Perturbations tardives du systeme nerveux central compatibles avec la vie (baisse de la capacite 



d'apprentissage). Rattus norvegicus (Rodentia) 

 b Influence de la nutrition de la mere sur le developpement du systeme nerveux central de la 



progeniture; amelioration de la capacite d'apprentissage de la progeniture. Rattus rattus 



(Rodentia) 

 AUSTIN, C. R.; D.Sc, Prof. - Marshall Lab., Dept. of Physiol., Univ. of Cambridge, Downing St., 



CAMBRIDGE CB2 3EG, England 

 a Fusion between spermatozoa, eggs and other cells. Mesocricetus auratus, Mus musculus 



(Rodentia) 

 BABAYEVA, Ms. A. G.; Dr.med. - Inst, of Human MorphoL, Acad, of Med. Sci. of the USSR, 



Tsurupa St. 3, MOSCOW II 7469, U.S.S.R. 

 a The immunological mechanisms controlUng the processes of compensatory hypertrophy and 



regeneration of parenchymal organs. Mus musculus, Rattus norvegicus (Rodentia) 

 BABURINA, Ms. E. A.; Dr.biol. - Koltzov's Lab. of Cell Differ., Inst, of Devi. Biol., Acad, of Sci. of 



the USSR, Vavilov St. 26, MOSCOW 1 17334, U.S.S.R. 

 a Development of regional differences in neural retina and pigment epithelium (synthesis of DNA, 



RNA, electron microscopy). Acipenser stellatus, A. giildenstadti (Chondrostei) (with 



V.I. MITASHOV and O. G. STROEVA) 

 BACHMANN, P.; Dr.-Lehrst. fur Aiiat. I, Ruhr-Univ., Universitatsstr. 150, Postfach 102148. 4630 



BOCHUM 1, B.R.D. (Germany) 

 a Quantification of chromatin structure during myogenesis (texture analysis). Mus musculus 



(Rodentia) 

 b Quantification of chromatin structure and DNA contents in nuclei of cultured cells (texture 



analysis) during the cell cycle. WISH cell line (amnion). Homo sapiens (Primates) 

 BACKHOUSE, K. M.; VRD - Royal Coll. of Surgeons of England, Lincoln's Inn Fields, LONDON 



WC2A 3PN, England 

 BACKSTROM, S. A. A.; Fil.Dr. - Wenner-Gren Inst., NorrtuUsgatan 16, 113 45 STOCKHOLM, 



Sweden 

 a Basic proteins during oogenesis and early development (biochemistry, histochemistry, autoradio- 

 graphy). Paracentrotus lividus, Psammechinus miliaris (Echinoidea) 

 b Cyclic nucleotides in morphogenesis and behaviour of sea urchin larvae. Psammechinus miliaris 



(Echinoidea) 

 BADET, Ms. M. TT.; Dr.biol.anim. - Lab. de Zool. A, Inst, de Biol. Anim., Univ. de Bordeaux I, av. des 



Facultes, 33405 TALENCE, France 

 a Immune reactions against embryos in pregnant females. Salamandra salamandra (Urodela) 

 BAEHNY, A. - Dept. d'Embryol. et Teratol. Exp., Inst, de Biol. Anim., Fac. des Sci., Univ. de 



Fribourg, 1700 FRIBOURG, Switzerland 

 a Cephahc induction and organ interactions; skull morphogenesis; interspecific grafts of encephalic 



territories. Gallus gallus, Coturnix c. japonica (Aves) 

 BAEVSKY, J. B.; Dr.biol. - A.N.Severtzov Inst, of Evol. Morphol. and Ecol. of Animals, Acad, of Sci. 



of the USSR, Lenin Ave. 33, MOSCOW 117071, U.S.S.R. 

 a Cytology of embryonic retardation and activation. Mustela zibellina (Carnivora), Rattus spec. 



(Rodentia) 

 b State of maternal endocrine glands during embryonic diapause and activation. Same species as a 

 BAFFONI, G. M.; Dr.Biol., Prof. - 1st. di Anat. Comp., Univ. di Modena, Via Berengario 14, 41100 



MODENA, Italy 

 a Growth and differentiation of nerve cells. (Cyclostomata; Teleostei; Arnpiiibia; Aves; Mammalia) 

 b Regeneration of nerve fibres during larval life. (Urodela) 

 BAGNALL, K. M.; Ph.D. - Dept. of Anat., Med. School, Univ. of Manchester, MANCHESTER Ml 3 



9PT, England 

 a Development of skeleton and of movement. Homo sapiens (Primates) 

 BAGUNA, J.; Ph.D. - Dept. de Genet., Univ. de Barcelona, plaga Universidad, BARCELONA-7, Spain 



11 



