a RNA biosynthesis in nucleate and anucleate cells. Acetabularia mediterranea, A. crenulata, 



Acicularia schenki (Chlorophyta) 

 b Macromolecular changes during microstome-macrostome transformation. Tetrahymena vorax. T. 



pyriformis (Ciliata) 

 DIMOND, Sister M. T.; Ph.D., Prof. - Dept. of Biol., Trinity Coll., WASHINGTON, DC 20017, U.S A 

 DINSMORE, Ch. E.; A.B. - Div. of Biol, and Med. Sci., Brown Univ., PROVIDENCE R I 02912 



U.S.A. 

 a Directive influences of transplanted carpal blastema over subjacent minced limb muscle fragments 



implanted in the orbit. Ambystoma mexicanum (Urodela) 

 b Electron microscopy of satellite cell ratios in regenerating and non-regenerating limb muscula 



ture. (Amphibia; Mammalia) 

 DIXON, K. E.; Ph.D. - Sch. of Biol. Sci., Flinders Univ., BEDFORD PARK, S.A. 5042, Australia 

 a Germ plasm and germ cells. Xenopus laevis (Anura), Mus musculus (Rodentia) 

 b Nuclear transplantation and nuclear restrictions. Xenopus laevis (Anura) 

 DIXON, S. E.; Ph.D., Prof. - Dept. of Environm. Biol., Univ. of Guelph, GUELPH, Ont. NIG 2W1, 



Canada 

 a Growth and development dimorphism. Apis mellifera (Hymenoptera) 

 b Interrelation of diet and endocrines in development. Same species as a 

 DOANE, Mrs. W. W.; Ph.D. - Dept. of Biol., Kline Biol. Tower, Yale Univ., NEW HAVEN Conn 



06520, U.S.A. 

 a Developmental and physiological genetics of amylase isozymes: analysis of genetic regulatory 

 mechanisms in cellular differentiation as revealed through the combined techniques of bio- 

 chemistry, genetics and cytogenetics. Drosophila melanogaster, D. hydei and other spp. (Diptera) 

 b Developmental and experimental analysis of mutants characterized by abnormalities in lipid and 

 carbohydrate metabolism, as well as in endocrine and reproductive physiology. Drosophila 

 melanogaster (Diptera) 

 c Purification and characterization of a-amylase isozymes (Amylase antibodies: inter- and intra- 

 specific relationships; intra-cellular localization; diet-induced 'puffing' of structural gene for 

 amylase, Amy; quantitation of de novo synthesis and degradation of enzyme). Drosophila hydei, 

 D. melanogaster (Diptera) 

 d Selective screening system for mutations of 'regulatory genes' which control the Amy gene or its 



immediate products. Same species as c 

 DOBKIN, Sh.; Ph.D., Assoc. Prof. - Dept. of Biol. Sci., Florida Atlantic Univ., BOCA RATON, FL 



33432, U.S.A. 

 DOHERTY, R. A.; M.D. - Dept. of Pediat., Genet., Radiat. Biol, and Biophys., Univ. of Rochester 



260 Crittenden Bd., ROCHESTER, NY 14642, U.S.A. 

 a Temporal aspects of genetic expression in early embryos. Mus musculus (Rodentia) 

 b Prenatal diagnosis of biochemical and cytogenetic abnormalities. Homo sapiens (Primates) 

 c Methylmercury toxicity and teratogenesis. Mus musculus (Rodentia), Homo sapiens (Primates) 

 d Embryonic and fetal hemoglobin development. Same species as b 



DONADY, J. J.; Ph.D. - Dept. of Biol., Wesleyan Univ., MIDDLETOWN, Conn. 06457, U.S.A. 

 a Genetic control of cell differentiation: analysis of neuron and myocyte differentiation in mutant 

 embryonic cells (in vitro cell culture, light microscopy, autoradiography). Drosophila melano- 

 gaster (Diptera) 

 b Genetic control of oogenesis and early embryonic development: analysis of maternal lethal genes 



and chromosomal rearrangements affecting early embryonic development. Same species as a 

 DONALDSON, E. M.; Ph.D. - Dept. of Environm., Fish, and Mar. Serv., West Vancouver Lab., 4160 



Marine Drive, WEST VANCOUVER, B.C. V7V 1N6, Canada 

 a Reproduction (all aspects). Oncorhynchus gorbuscha, O. tshawytscha, Ctenopharyngodon idellus 



(Teleostei) 

 DONALDSON, W. E.; Ph.D. Prof. - Poultry Sci. Dept., School of Agric. and Life Sci., North Carolina 



State Univ., Box 5307, RALEIGH, N.C. 27607, U.S.A. 

 a The effects of maternal diet on embryonic fat metabolism (fatty acid biosynthesis, oxidation, 



and interconversion). Gallus domesticus, Coturnix japonica (Aves) 

 DONNELLY, Miss G. M.; - Depts. of Microbiol, and Biochem., Med. Ctr., Univ. of Kentucky, 



LEXINGTON, KY 40506, U.S.A. 

 DOOHER, G. B.; Ph.D. - Dept. of Anat., Med. Coll., Cornell Univ., 1300 York Ave., NEW YORK NY 



10021, U.S.A. 

 a Effects of mutant genes on spermatogenesis. Mus musculus (Rodentia) 



DORFMAN, A.; Ph.D., Prof. - Depts. of Pediat. and Biochem., Univ. of Chicago, 1101 E. 57th St., 



CHICAGO, IL 60637, U.S.A. ISDB 



a Heritable defects of connective tissue, including the mucopolysaccharidoses and abnormalities of 



cartilage. (Mammalia) 

 DORGAN, W. J.; Ph.D. - Dept. of Zool.-Entomol., Montana State Univ., BOZEMAN, MT 59715, 



U.S.A. 

 DOSSEL, W. E.; Ph.D., Prof. - Dept. of Anat., Creighton Univ., 657 N. 27th St., OMAHA, Nebr. 

 68131, U.S.A. 



no embryological work in progress 

 DOTSU, Y.; D. Agric, Prof. - Dept. of Maricult., Fac. of Fish., Nagasaki Univ., 1-14 Bunkyo-machi, 



NAGASAKI 852, Japan 

 a Embryonic and larval development of shore species. (Teleostei) 

 b Larval development of marine species. (Crustacea) 



DRACHMAN, D. B.; M.D., Assoc. Prof. - Dept. of Neurol., Johns Hopkins Hosp., 601 N. Broadway, 

 BALTIMORE, MD 21205, U.S.A. ISDB 



25 



