spleen, chorio-allantoic grafts, host 



reaction, Aves MUN 



tissue, Anura KOYAMA 



— , Anura, Rodentia NIIZIMA 



— , Scorpionidea SHULOV 



— , Vrodela DEPARIS 



xeno- & homograft, tolerance comparison, 



Vrodela TABAN 



xenoplastic, Amphibia TRAMPUSCH 



— , cell types in skin, Aves MAUGER 

 — . hypophysis, species specificity, 



Amphibia BYTINSKI 

 — , neural plate material, effect on be- 

 haviour, Anura ANDRES 



TROPHOBLAST 



see Blastocyst 



TUMOUR(S) 



see also Carcinogenetic agents; Teratoma(s) 



antigens, relation to embryo cell surface 



antigens, Rodentia EDIDIN 



ascites, growth promoting effects, 



Mammalia ARGYRIS 



culture in association with embryonic 



organs, Homo WOLFF 



— on extracts of chick liver, mesonephros 



& yeast, Homo WOLFF 



deciduoma formation, effect of I.U.D., 



Rodentia CHALLONER 



developmental pathology PAUL 



differentiation in regenerating appendages, 



Anura MIZELL 



— , ultrastructure, Rodentia KARASAKI 



embryonic carcinoma, Rodentia DAMJANOV 



SKREB 



— germ cell, Homo GAILLARD 

 experimental induction, Rodentia WECHSLER 

 hepatoma, growth, circadian rhythm, 



Rodentia ECHAVE LLANOS 



NASH 



__ _ control, Rodentia BADRAN 



ECHAVE LLANOS 



, relation to hypophysis, Rodentia BADRAN 



ECHAVE LLANOS 

 histogenesis in vitro, Homo AUERSPERG 



induction by subcellular fractions, embryo & 

 larva, Anura TWEEDELL 



— in fetal lung KAUFFMAN 

 — , transplacental, Rodentia WRBA 

 initiation by N-nitrosomethylurea, 



Amphibia RUBEN 



interaction with embryonic cells in the 



same host, Rodentia SALAUN 



Leydig cell, effect on female, 



Rodentia POURREAU 

 , functional capacities, in vitro, 



Rodentia POURREAU 



liver, in vitro, Rodentia SIGOT 



Lucke, virus induced, role of nucleolus, 



Anura JACOB 



lymphoid tissue, Anura BALLS 



lymphosarcoma cells in vitro, effect of 



heavy metals, Rodentia AMONS 



malignant, in children, developmental 



genetics, Homo CASSIDY 



mammary, proteins, LDH, Rodentia WILLIAMS 

 melanotic, genes, effect on development, 



Diptera SANG 



mitotic rate, Rodentia BERTALANFFY 



neoplasia, etiology, Anura NACE 



neoplasm, genetically controlled, Diptera GATEFF 

 organ culture, long term growth factors, 



Homo CROISILLE 



SMITH 

 WOLFF 

 relation with immunocompetence, 



Amphibia RUBEN 



— — teratogenesis, Rodentia KALTER 



renal carcinoma, differentiating, histo- 

 chemistry & fine structure, Rodentia GIBLEY 

 RNA synthesis in vitro, effect of x-rays, 



Homo BEAUPAIN 



teratocarcinoma, protein pattern, 



Rodentia SERMAN 



SOLTER 

 teratoma, experimental, Rodentia DAMJANOV 



SKREB 

 SOLTER 

 testicular cell, effect on genital tract, 



Rodentia POURREAU 



— interstitial cell, organ & suspension 



culture, Rodentia POURREAU 



transplantation into embryo, Aves LAKSHMI 



SHERBET 

 transplanted nuclei, Anura McKINNELL 



uterus, Homo SZAMBORSKI 



virus, as tool in embryology, Aves EBERT 



ORR 

 RASH 



— induced chromosome aberrations, 



Homo MAKINO 



— — , erythroid differentiation, 



Rodentia FURUSAWA 



— , infectious nucleic acids as differentiating 



agents, Anura MIZELL 



TWINS (& other multiple births) 



experimental, Rodentia FERM 



longitudinal study, placental morphology & 

 zymograms, bloodtyping, Homo THIERY 



ULTIMOBRANCHIAL BODY 



calcitonin in bone development, 



Chelonia DIMOND 



morphogenesis & physiology, Aves VENZKE 



organ culture, Aves THESINGH 



ULTRASOUND 



effect on embryo, Urodela POURHADI 



— and its organs, Aves LUTZ 



erythropoiesis, Aves DYSON 



tissue regeneration, Lagomorpha, 



Rodentia DYSON 



ULTRAVIOLET IRRADIATION 



effect on cleavage & morphogenesis, 



Gastropoda LABORDUS 



embryo, Diptera FORREST 



YAJIMA 

 limb development & regeneration, 



Urodela BUTLER 



— — re-entry of pole cells, Diptera YAJIMA 

 egg, repair process, Gastropoda LABORDUS 

 microbeam, applied to embryo, 



Hymenoptera AMY 



— , cleavage cavity, Gastropoda JURA 



SH radicals in eggs, Echinoidea IKED A 



UMBILICAL CORD 



see also Vascular system 



collagenogenesis, Homo 

 relation with fetal size, Mamma 



UYSAL 



lia 

 sphincter, Lagomorpha 



NAAKTGEBOREN 

 TAVERNE 



UNICELLULAR ORGANISMS 



after-effect of genetic information following 



denucleation, Desmidiaceae KALLIO 



amitosis, unequal division of nucleolus, 



Rhizopoda BAND 



anucleate cells, RNA synthesis, 



Algae SCHWEIGER 



breeding system, Ciliata KATASHIMA 



cell surface changes, Chlorophyceae, 



Diatomeae IWASA 



— to-cell adhesion, Rhizopoda BAND 



chloroplast, autonomy, Algae SCHWEIGER 



— development & induction, Eugleno- 



phyceae SCHIFF 



& replication, control mechanism, 



Euglenophyceae LYMAN 

 membrane & protein, Eugleno- 

 phyceae HOLOWINSKY 

 — , effect of light & chemicals, 



Euglenophyceae CARELL 



cooperation between subcellular components, 



Algae SCHWEIGER 



cortex, removal, Ciliata TARTAR 



cortical pattern, developmental genetics, 



Ciliata FRANKEL 



— variations, genetic & developmental 



studies, Ciliata NANNEY 



cytokinesis, studied by microsurgery, 



Ciliata TARTAR 



cytomorphogenesis, ultrastructure, 



Desmidiaceae KIERMAYER 



developmental cycle, relation to ecology, 



Myxobacteria DWORKIN 



— genetics, mating type, Ciliata BUTZEL 



313 



