ASHBURNER, M.; Ph.D. - Dept. of Genet., Univ. of Cambridge, Milton Rd., CAMBRIDGE 



CB4 IXH, England 

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



gaster (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) 

 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 Genetic analysis of temperature sensitive and other mutant strains. Same species as a 

 c Role of proteolysis in 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) 

 a The relationship between metabolism and development. (Gramineae, Lemnaceae) 

 b Some problems of metabolism (enzyme activities) during germination and growth. Pisum sativum 



(Papilionaceae), Triticum aestivum (Gramineae) 

 AUGUSTI (TOCCO), Mrs. G.; Dr. - Lab. of Molec. Embryo]., Consiglio Naz. delle Richerche, Via 



Toiano 2, 80072 ARCO FELICE (Napoh), Italy 

 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) 

 c Influence du scxe sur la fixation cerebrale de testosterone dans la periode neo-natale (autoradio- 

 graphic) Rattus rattus (Rodentia) 

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



CAMBRIDGE CB2 3EG, England 



no embryological work in progress 

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



Tsurupa St. 3, MOSCOW 1 17469, U.S.S.R. 

 a The immunological mechanisms controlling the processes of compensatory hypertrophy and 



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

 BABURINA, Mrs. E. A.; Dr.biol. - Inst, of DevL Biol., Acad, of Sci. of the USSR, Vavilov St.26, 



MOSCOW 117334, U.S.S.R. 

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



■RNA). Acipenser stellatus, A. guldenstiidti (Chondrostei) (with V. 1. MITASHOV and O. G. 



STROEVA) 

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



WC2A 3PN, England 

 a Gubernaculum testis and testicular descent. Hapalc jacchus, Macaca mulatta. Homo sapiens 



(Primates) 

 BACKHOUSE, Miss M.; B.Sc. - Dept. of Anat. and Embryol., Univ. CoU. London, Gower St., 



LONDON WCIE 6BT, England 

 a Cell migration within the embryo. Gallus domesticus (Aves) (with M. R. BELLAIRS) 

 b Scanning electron microscopy in the embryo. Same species as a (with M. R. BELLAIRS) 

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



Sweden 

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

 graphy). Paraccntrotus lividus, Psammechinus miliaris (Echinoidea) 

 b C"yclic nucleotides in morphogenesis and behaviour of sea urchin larvae. Psammechinus miliaris 



(Echinoidea) 

 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; Amphibia; Aves; Mammalia) 

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

 BAILEY, Miss S. E.; D.Sc. - Lab. d'EmbryoL, Univ. Paris VI, 4 place Jussieu, 75230 PARIS Cedex 



05, France 

 a Heterochromatin in metaphase chromosomes (H3-thymidine labelling). Pleurodeles waltlii 



(Urodela) 

 b Banding patterns of metaphase chromosomes stained with quinacrine mustard; relations with 



secondary constrictions induced by cold treatment. Same species as a 

 BAKER, R. E.; Ph.D. - Neth. Centr. InsL for Brain Res., IJdijk 28, AMSTERDAM-0., Netherlands 

 a Factors underlying specific interneuronal connections; morphology of spinal ganglion cells 



11 



