a Scanning electron microscopy on the radula of late embryos and newly hatched larvae. Loligo 



vulgaris, Sepia officinalis, Eledone crrrosa (Cephalopoda) 

 b Electron microscopy of scattered ciliated sense cells in late embryos. Loligo vulgaris, Sepia 



officinalis (Cephalopoda) 

 SURANI, M. A. H.; Ph.D. - Marshall Lab., Dept. of Physiol., Univ. of Cambridge, Downing St., 



CAMBRIDGE CB2 3EG, England 

 a Functional changes in membranes and transport systems; influence of and responsiveness to 



environmental conditions; parthenogenetic development; activation process of oocytes. Mus 



musculus, Rattus spec. (Rodentia) 

 b Implantation: role of uterine luminal components; cell surface interactions between blastocyst 



and uterine epithehum; uterine sensitization for implantation. Mesocricetus auratus, Rattus 



spec, Mus musculus (Rodentia) 

 c Protein glycosylation in preimplantation embryos and inner cell mass cells, role of cell surface 



glycoproteins in early development and implantation, role of cytoskeleton in early development; 



differentiation of blastomeres in cleavage-arrested embryos. Mus musculus (Rodentia) 

 d Affinity of uterine luminal proteins for blastocysts. Rattus spec. (Rodentia) 

 SUSO VERGARA, S. - Dept. of Anat., Univ. of Barcelona, C/.Casanova 143, BARCELONA 36, 



Spain 

 a Development of skeletal system and integument in the embryo. (Aves) 

 SVAJGER, A.; M.D., D.Sc, Prof. - Inst, of Histol. and Embryol., Fac. of Med., Univ. of Zagreb, 



galata 3,P.O.Bo.\ 166,41001 ZAGREB, Yugoslavia 

 a Differentiative and morphogenetic capacities of germ layers; transplantation of isolated germ 



layers to extrauterine sites. Rattus norvegicus (Rodentia) (with B. LEVAK and N. §KREB, (Inst. 



of Biol.)) 

 b Chondrogenesis in the external ear. Same species as a (with 2. BR AD AM ANTE and Lj. KOSTOVIC) 

 c Differentiation of the intercellular matrbc during ontogenesis (histology, histochemistry, electron 



microscopy). Same species as a (wUh Lj. KOSTOVK!: and 1. BRADAMANTE) 

 SVEJCAR, J.; Dr.med., C.Sc, Prof. - Inst, fur Humangenet. der Univ., Paul-Ehrhch Str. 41, 



6 FRANKFURT/Mam 70, B.R.D. (Germany) 

 a Effect of the teratogen 6-fluoro-deoxycytidine on acid mucopolysaccharide content of fetal 



stages. Mus musculus (Rodentia) 

 SVIRIDOV, S. M. - Lab. of Devi. Genet., Inst, of Cytol. and Genet., Pravda St. 9, ap.36, 



NOVOSIBIRSK 630090, U.S.S.R. 

 a Regeneration of the neural retina vdth special reference to S-100 protein. Triturus cristatus 



(Urodela) (witli V. I. MITASHOV (Moscow)) 

 SVYATOGOR, G. P. - Dept. of Embryol., Leningrad State Univ., Mendeleevsky St. 5, LENINGRAD 



199164, U.S.S.R. 

 a ExperiiTiental polyembryony. Misgurnus fossilis (Teleostei), Rana temporaria (Anura), GaUus 



gallus, Anser anser, Meleagris gaUopavo, CoturnLx c. japonica (Aves) 

 SWAAB, D. F.; Dr. - Netherl. Inst, for Brain Res., IJdijk 28, 1095 KJ AMSTERDAM, Netherlands 

 a Interaction with hormones during maturation and adaptation of the nervous system. Rattus 



norvegicus (Rodentia), Homo sapiens (Primates) 

 SWAIN, A. H.; B.Sc. - Dept. of Anat., Charing Cross Hosp. Med. Sch., Fulham Palace Rd., LONDON 



W6 8RF, England 

 a Fetal gastric mucosa in organ culture. Homo sapiens (Primates) 

 SWAN, Ms. A. P.; Ph.D. - Dept. of Struct. Biol., St. George's Hosp. Med. School, Cranmer Terrace, 



LONDON SW17 ORE, England 

 a Cell surface properties of primordial germ cells. Xenopus laevis (Anura) 

 SWANSON (EARTLY), Ms. H. H.; Ph.D. - Dept. of Anat., Med. School, Univ. of Birmingham, 



Edgbaston, BIRMINGHAM B15 2TJ, England 

 SWIDERSKI, Z.- Ph.D. - Dept. of Comp. Anat. and Physiol., Univ. of Geneve, 3 Place de I'Universite, 



1211 GENEVE 4, Switzerland 

 a Comparative study on gametogenesis, fertilization, cleavage pattern, blastomere differentiation, 



formation of embryonic envelopes, development of oncospheral hooks and their musculature, 



development of penetration glands, reduction in the number of oncospheral cells, differentiation 



of germ cells, functional ultrastructure of the oncosphere (electron microscopy, histochemistry). 



(Cestoda) 

 b Gametogenesis, fertilization, blastomere differentiation, cytodifferentiation of miracidium, func- 

 tional ultrastructure of miracidium (electron microscopy, histochemistry). Schistosoma mansoni, 



S. japonicum, S. haematobium (Trematoda) 

 SYMONS, D. B. A.; Ph.D. - A.R.C. Inst, of Anim. Physiol., Babraham, CAMBRIDGE CB2 4AT, 



England 

 a Ontogeny of foetal lymphoid structure and function. Sus scrofa, Ovis aries (Artiodactyla) 

 SZABAD, J.; Ph.D. - Inst, of Genet., Biol. Res. Ctr., Hung. Acad, of Sci., P.O.Box 521, 6701 



SZEGED, Hungary 

 a Genetic regulation of hypodermis differentiation in larva and adult, studied in gynandromorphs 



and mutations affecting tissue differentiation. Drosophila melanogaster (Diptera) 

 b Molecular mechanism of mitotic recombination: 1. phenomena associated with it like cell death 



inducibility by chemicals, UV etc.; 2. connection with regeneration, analysis of the gemi line etc. 



Same species as a 

 SZASZOVSZKY, Ms. E. - Inst, for Drug Res., P.O.Box 82, 1325 BUDAPEST, Hungary 

 a Effect of clofibrate and other hypohpidemic agents on fetal development and mortaUty. Rattus 



norvegicus (Rodentia), Oryctolagus cuniculus (Lagomorpha) 

 SZfiKELY, G.; M.D. - Dept. of Anat., Univ. Med. School, 4012 DEBRECEN, Hungary 



108 



