FRATELLO, B. D.Sc. — 1st. di Anat. Comp., Univ. di Modena, Via Bcrengario 14, 41100 



MODENA, Italy 

 a Cellular growth and mitotic ratio in peripheral nervous system. (Amphibia) 

 b Proteolytic pattern in the developing digestive apparatus. Rana spec. (Anura), Triturus 



spec. (Urodela), Gallus domesticus, Columba spec. (Aves) 

 FREED, J. J. Ph.D. — Inst, for Cancer Research, 7701 Burholme Ave., PHILADELPHIA, 



Pa. 19111, U.S.A. 

 a Genetics of haploid embryo cell lines including analysis by nuclear transfer. Rana pipiens 



(Anura) (with L. MEZGER-FREED) 

 b Motility and ultrastructure of cultured cells. Rana pipiens (Anura), Triturus viridescens 



(Urodela) 

 FREEMAN, G. Ph.D. — Dept. of Biol., Univ. of California San Diego, P.O.Box 109, LA 



JOLLA, Calif. 92037, U.S.A. 

 FRENKEL, G. M.S. — Dept. of Zool., Tel-Aviv Univ., 155 Herzl St., TEL-AVIV, Israel 

 a The metabolism of spermatozoa. Homo sapiens (Primates) 

 FRETTER, Miss V. Ph.D., D.Sc. — Dept. of Zool., Reading Univ., Whiteknights Park, 



READING RG6 2AJ, England 

 a Veliger larvae of coastal waters: structure, feeding, food requirements, digestion, structural 



changes at metamorphosis. Many spp. (Prosobranchia, Gastropoda) 

 FREUND (BRANDT), Mrs. E. Dr.agr. — Anat. Inst., Med. Bereich, Univ. Rostock, Gertru- 



denstr. 9, 25 ROSTOCK 1, East.Germany 

 a Kraniogenese und Osteogenese. Larus ridibundus (Aves) 

 FRIANT, Mrs. M. Dr.es Sci., Dr.en Med., Prof. — Ecole dAnthropologie, 1 Place d'lena, 75 



PARIS XVIe, France 

 a Development of the skeleton. (Reptilia; Aves; Mammalia) 

 b Development of the teeth. (Mammalia) 

 c Development of the brain. (Mammalia) 

 d Development of pterylosis. (Aves) 

 e Development of cartilage, bone, and horn. (Vertebrata) 

 f Development of Meckel's cartilage. (Mammalia), Homo sapiens (Primates) 

 FRIED (MONTAUFIER), Mrs. M. C. D.E.S. — Lab. de Genet. Evol. et de Biometrie, 



C.N.R.S., 91 GIF-sur-YVETTE, France 

 FRIEDKIN, M. E. Ph.D., Prof. — Dept. of Biol., Univ. of California, San Diego, P.O. Box 



109, LA JOLLA, Calif. 92037, U.S.A. 

 a Biochemistry of microtubular systems in relation to development of nerve tissues 

 FRIEDLANDER, M. Ph.D. — Lab. of Genet., Inst, of Life Sci., Hebrew Univ., JERUSA- 

 LEM, Israel • 

 a Differentiation and function of the apyrene sperm; histochemistry and electron microscopy 



of testes and genitalia of the inseminated female. Bombyx movi (Lepidoptera) 

 FRIEDMAN, H. P. Ph.D. — Univ. of Missouri-St.Louis, 8001 Natural Bridge Road, ST. 



LOUIS, Mo. 63121 U.S.A. 

 a Effect of hormones on accumulation of brain-specific proteins in embryos. Gallus 



domesticus (Aves) 

 b Teratology of nervous system induced by anti-brain antibodies. Gallus domesticus (Aves) 

 c Correlation of changes in brain proteins with neurological mutants. Gallus domesticus 



(Aves) 

 FRISTROM, Mrs. D. Ph.D. — Dept. of Zool., Univ. of California, BERKELEY, Calif. 



94720, U.S.A. 

 a Fine structure of imaginal discs. Dcosophila melanogaster (Diptera) 

 FRITTS (WILLIAMS), Mrs. M. L. Ph.D. — Dept. of Anat., Wayne State Univ., 540 E. 



Canfield, DETROIT, Mich. 48201, U.S.A. 

 a Interactions during gonadal development in tissue culture. Gallus domesticus (Aves) 

 b Teratology of limb bud development. Mus musculus (Rodentia) 

 FRITZ, H. I. Ph.D., Prof. — Dept. of Biol. Sci., Div. of Sci. and Engin.. Wright State Univ., 



Col.Glenn Highway, DAYTON, Ohio 45431, U.S.A. 

 a The role of the egg white in the development of the embryo. Gallus domesticus (Aves) 

 b Embryonic nutrition. (Chelonia), Gallus domesticus (Aves), Didelphis marsupialis, 



Caluromys derbiana, Marmosa spec. (Marsupialia) 

 c Experimental teratogenesis. Gallus domesticus (Aves), (Marsupialia: Placentalia) 

 FROMSON, D. R. Ph.D. — Dept. of Biol.. McGill Univ., MONTREAL 110, Que., Canada 

 a RNA synthesis during embryological development; qualitative and quantitative aspects. 



Ciona intestinalis (Ascidiacea) 

 b Assessment of gene activity during development; inactive and active regions of the 



genome. Lufechinus pictus, Strong ylocentrotus purpuratus, Arbacia punctulata (Echinoidea) 

 FRYE. B. E. ' Ph.D., Prof. — Dept. of Zool., Univ. of Michigan, ANN ARBOR, Mich. 



48104, U.S.A. 

 a Prolactin, somatotropin and thyroxine interactions during development, growth, and 



metamorphosis. Rana pipiens (Anura), Ambystoma mexicanum (Urodela), Gallus domesti- 

 cus (Aves) 



60 



