DI GRANDE, Miss F. Dr. — Inst, of Zool., Fac. of Sci., Univ. of Boloqna, Via S. Giacomo 



9, 40126 BOLOGNA, Italy 

 a X-ray destruction of germ cells, sterile gonad development and sex differentiation. Bufo 



bufo, Rana dalmatina (Anura) 

 b Descriptive and experimental study of development and sex differentiation of genital 



apparatus. Sepia officinalis (Cephalopoda) 

 DIJK, Miss J. G. van Drs. — Lab. for Cell Biol, and Histol., State Univ., Rijnsburqerwea 10 



LEIDEN, Netherlands 

 a The influence of parathyroid hormone on the morphology of embryonic and adult mam- 

 mary glands in vitro, on the Ca-concentration of the gland in different stages, and 



on the milk. Mus musculus (Rodentia) 

 DILLARD, W. L. Ph.D. — Dept. of Zool., Univ. of Oklahoma, 730 Van Vleet Oval, Rm. 



222, NORMAN, Okla. 73069, U.S.A. 

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



Acicularia schenki (Chlorophyta) 

 b Macromolecular changes during microstome-macrostome transformation. Tetuahymena 



vorax, T. pycifocmis (Ciliata) 

 DI MARCOTULLIO, A. D.Sci. — Inst, of Zool. and Comp. Anat., Univ. of Trieste, Via 



A. Valerio 32, 34127 TRIESTE, Italy 

 a Regeneration and germ cell differentiation. (Planariidae, Turbellaria) 

 DIMOND, Sister M. T. Ph.D., Prof. — Dept. of Biol., Trinity Coll., WASHINGTON, D.C. 



20017, U.S.A. 

 a Histogenesis and interrelations of endocrines: the hypophysis under normal conditions and 



after treatment with goitrogens; the developmental sequence of organic iodine compounds 



in the thyroid; ultimobranchial body and calcitonin in bone development. Chelydca serpen- 

 tina serp. and other spp. (Chelonia) 

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



02912, U.S.A. 

 a The possible directive influences of the transplanted carpal blastema over subjacent minced 



limb muscle fragments implanted in the orbit. Ambystoma mexicanum (Ucodela) 

 b Electron microscopy of the relative ratios of satellite cells in regenerating and non- 

 regenerating limb musculature. (Amphibia; Mammalia) 

 DI STEFANO, L. Ph.D. — , 1st. di Istol. ed Embriol., Univ. di Palermo, Via Archirafi 20, 



90123 PALERMO, Italy 

 a Reticulocyte maturation in the embryo. Gallus spec. (Aves) 

 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 isoamylases: analysis of genetic regulatory 



mechanisms in cellular differentiation as revealed through the combined techniques of 



biochemistry, genetics and cytogenetics. Dcosophila melanogaster, D. hydei and other 



spp. (Dipteva) 

 b Developmental and experimental analysis of mutants characterized by abnormalities in 



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



Dcosophila melanogaster (Diptera) 

 DOBKIN, Sh. Ph.D., Prof. — Dept. of Biol. Sci., Florida Atlantic Univ., BOCA RATON, 



Fla. 33432, U.S.A. 

 a Description of larval stages. Macrobcachium otfecsi (Decapoda, Crustacea) 

 DOBROWOLSKI, J. M.Sc. — Dept. of Zool., Wyzsza Szkofa Pedagogiczna, ul. Pod- 



brzezie 3, KRAK6W, Poland 

 DODSON, J. W. Ph.D. — Dept. of Zool., Univ. of Bristol, BRISTOL BS8 1UG, England 

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



Rochester, 260 Crittenden Blvd., ROCHESTER. N.Y. 14620, 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) 

 DOHLE, W. Dr.rer.nat. — I. Zool. Inst, der Freien Univ., Kon.-Luise Str. 1-3, 1 BERLIN 33, 



W.Germany 

 DOLFINI, Miss S. D.Sc. — 1st. di Genet., Univ. di Milano, Via Celoria 10, 20133 MILANO, 



Italy 

 a Development and cytology of cultured cells. Dcosophila melanogastec (Dipteca) 

 DOLLANDER, A. Dr.en Med., Prof. — Lab. d'Embryol., Univ. de Nancy I, 31 rue Lionnois, 



54 NANCY, France • 



a Ultrastructure du developpement de la glande surrenale. Gallus domesticus (Aves) 

 b Ultrastructure du cortex de 1'oeuf. Tcitucus spec. (Ucodela) 

 DOMAC (TESAR), Mrs. B. M.D., Sc.M.D. — Inst, of Histol. and Embryol., Fac. of Med., 



P.O.Box 166, Salata 3, 41001 ZAGREB, Yugoslavia 

 a Selective inhibitory effects of the hypophysis upon growth and differentiation of the 



adrenal glands in the fetus. Rattus nocvegicus (Rodentia) 

 b Teratogenic effect of some tranquilizers on neural plate and tube derivatives (in vivo 



injection and histochemistry). Ocyctolagus cunicutus (Lagomocpha), Rattus spec. (Roden- 

 tia) 



47 



