McGOVERN, P. T. Ph.D. — A.R.C. Anim. Breeding Research Organization. King's Build- 

 ings, West Mains Rd., EDINBURGH 9. Scotland, U.K. 

 a Immunological aspects of foetal-maternal relationships exemplified by hybrid gestation. 



Capca hircus x Ovis aries (Artiodactyla) (in collaboration with J. L. HANCOCK) 

 McKEEHAN, M. S. Ph.D., Prof. — Dept. of Anat., School of Med., Univ. of Virginia, 



CHARLOTTESVILLE, Va. 22901, U.S.A. 

 a The location of mitotic cells in the neural tube. Ambystoma spec. (Urodela), Rana spec. 



(Anura) 

 b Development of the central nervous system. (Amphibia) 

 McKENZIE, J. M.D. — Dept. of Anat./Embryol., Marischal Coll., Univ. of Aberdeen, 



ABERDEEN, Scotland, U.K. 

 a The metabolic characteristics of different tissues in the early embryo. Gallus gallus (Aves) 

 h The cytological effects of metabolic inhibitors on the early embryo. Gallus gallus (Aves) 

 c The effects of adult tissue homogenates on the early embryo and cell cultures. Gallus 



gallus (Aves) 

 McKIEL, G. D. M.A. — Dept. of Zool. and Comp. Anat., Univ. Coll. London, Gower St., 



LONDON W.C.I, England 

 a Study of contact inhibition in synchronous populations of heart fibroblasts. Gallus gallus 



(Aves) 

 McKINNELL, R. G. Ph.D., Prof. — Dept. of Biol.. Newcomb Coll. of Tulane Univ., NEW 



ORLEANS, La. 70118, U.S.A. 

 a Nuclear transplantation studies: 1) developmental potential of transplanted embryonic 



nuclei; 2) morphological and biochemical similarities of isogenic groups. Rana areolata 



circulosa (Anura) 

 b Histocompatibility studies in animals produced by nuclear transplantation. Rana pipiens 



(Anura) (in collaboration with E. P. VOLPE) 

 McLaren, Miss A. Ph.D. — Inst, of Anim. Genet., King's Buildings, West Mains Rd., 



EDINBURGH 9, Scotland, U.K. 

 a Induction of super-fecundity by hormone treatment. Mus musculus (Rodentia) 

 b Influence of genotype and early embryonic environment upon development, investigated 



by in vitro cultivation of early embryos. Mus musculus (Rodentia) 

 c Immunization against spermatozoa, and its effect on female reproductive performance. 



Mus musculus (Rodentia) 

 d A maternal effect exerted by females homozygous for the recessive gene hairloss. Mus 



musculus (Rodentia) 

 e Blastocyst-uterine interactions during the early stages of implantation, and during 



physiological and experimental delay of implantation. Mus musculus (Rodentia) 

 MACMILLAN, E. W. Dr. — Dept. of Anat., Univ. of Liverpool. LIVERPOOL 3, England 

 a The rate of transport of spermatozoa through the ductus epididymidis. (Mammalia) 

 McNUTT, C. W. Ph.D., Prof. — Dept. of Anat., South Texas Med. School, The Univ. of 



Texas, 715 Stadium Drive, SAN ANTONIO, Tex. 78212. U.S.A. 

 a Analysis of morphological effects of the short ear gene. Mus musculus (Rodentia) 

 b Embryoiogical study of a new genetic condition causing an "abortive" condition of the 



tail. Mus musculus (Rodentia) 

 MacRAE, Mrs. E. J. KRUGELIS Ph.D.. Prof. — Dept. of Anat., Coll. of Med., Univ. of 



Illinois, 1853 W. Polk St., CHICAGO, 111. 60612, U.S.A. 

 a Porphyrin synthesis. Dugesia dorotocephala (Turbellaria), Eisenia foetida (Annelida) 

 b Electron microscopy. Dugesia tigcina, Notoplana acticola (Turbellaria) 

 McWHINNIE, Miss D. J. Ph.D. — Dept. of Biol. Sci., De Paul Univ., 1036 Belden Ave., 



CHICAGO, 111. 60614, U.S.A. 

 a Biochemical studies on embryonic bone with particular reference to metabolic pathways, 



enzyme systems, and hormone effects. Gallus domesticus (Aves), Rana pipiens (Anura) 

 MADJEREK, Z. S. — Anat.Embryol. Inst., Univ. of Amsterdam, Mauritskade 61, AMSTER- 

 DAM O., Netherlands 

 a Experimental studies on genito-urinary tract development. Mus spec. (Rodentia) 

 • MAGGIO, Miss R. Ph.D. — 1st. di Anat. Comp., Fac. di Sci., Univ. di Palermo, Via 



Archirafi 22, PALERMO, Italia 

 a Activation of ribosomes at fertilization. Paracentrotus lividus (Echinoidea) 

 MAHOWALD, A. P. Ph.D. — Dept. of Biol.. Marquette Univ., 530 North 15th St., MIL- 

 WAUKEE, Wis. 53233, U.S.A. 

 a Ultrastructure of embryos: wild-type and genetic mutants. Drosophila melanogaster, D. 



hydei, D. virilis, D. immigrans, D. willistoni (Diptera) 

 h Polar granule morphology and function. Drosophila melanogaster. D. hydei, D. virilis, D. 



immigrans, D. willistoni (Diptera) 

 c Ultrastructural changes during oogenesis; differentiation of organelles. Droshophila 



melanogaster, D. hydei, D. virilis, D. immigrans, D. willistoni (Diptera) 

 d Fine structure and cytochemistry of chromatin. Drosophila melanogaster, D. hydei, D. 



virilis, D. immigrans, D. willistoni (Diptera) 



96 



