b Timing and nature of specificity changes in adhesion that occur beginning at gastrulation. 



Lytechinus variegatus, Tripneustcs esculentus and hybrids (Echinoidea) 

 McDANIEL, C. N.; Ph.D. - Dept. of Biol., Sch. of Sci., Rensselaer Polytechn. Inst., TROY, 



NY 12181, U.S.A. 

 a Regulation of conversion from indeterminate to determinate development. Nicotiana spec. 



(Solanaceae) 

 b Selection, characterization, and regeneration of amino acid auxotrophic mutants via cell culture 



methods. Nicotiana sylvestris (Solanaceae) 

 McDEVITT, D. S.; Ph.D., Assoc. Prof. - Dept. of Anim. Biol., Sch. of Vet. Med., Univ. of Pennsyl- 

 vania, 3800 Spruce St., PHILADELPHIA, PA 19174, U.S.A. 

 a The soluble lens proteins (crystallins) in lens differentiation, as studied by column chromato- 

 graphy, electrophoresis, and imniunotluorescence. Rana pipiens (Anura) 

 b Ontogeny and localization of gamma-crystallins (immunofluorescence). (Anura; Urodela; Aves) 



(with S. K. BRAHMA, Utrecht, Netherlands, and R. CLAYTON, Edinburgh, U.K.) 

 c Protein structure studies of crystallins (Amphibia; Aves) (with L. CROET, Salford, U.K.) 

 MacDONALD, Mrs. E. L.; Ph.D. - Dept. of Biol., Wilson Coll., CHAMBERSBURG, PA 17201, U.S.A. 

 McGARRY, M.P.; Ph.D. - Dept. of Biol. Resources, Roswell Park Mem. Inst., 666 Elm St., 



BUFEALO, NY 14263, U.S.A. 

 a Humoral control of eosinophil granulocyte regeneration and proliferation in vivo and in vitro, by 



using eosinophil-specific cell response to secondary challenge with antigen. Mus musculus 



(Rodentia) 

 b Influence of Friend virus infection on developmental interrelationship between stem-precursor 



cells and the inductive stroma of hemopoietic tissues; determination of target cell(s). Same 



species as a 

 McGEADY, T. A.; Prof. - Dept. of Anat., N.Y. State Coll. of Vet. Med., Cornell Univ., ITHACA, 



NY 14853, U.S.A. 



- Dept. of Vet. Anat., Univ. Coll., DUBLIN, Ireland 

 a Development of the urogenital system. Bos taurus (Artiodactyla) 

 MACINTYRE, M. N.; Ph.D., Prof. ~ Dept. of Anat., Developm. Biol. Ctr., Case Western Reserve Univ., 



2119 AbingtonRd, CLEVELAND, OH 44106, U.S.A. 

 a Cytogenetics of embryonic maldevelopment and reproductive failure. Homo sapiens (Primates) 

 b Morphology, biochemistry, and behaviour of fetal cells from amniotic fluid. Same species as a 

 McKINNELL, R. G.; Ph.D., Prof. - Dept. of Zool., Univ. of Minnesota, ST. PAUL, MN 55101, U.S.A. 

 a Nuclear transfer of in vitro cultured and cytologically identified renal carcinoma. Rana pipiens 



(Anura) (with J. ZAMBERNARD and D. J. PICCIANO) 

 b Cytogenetics of developmental variants induced by mutagenic substances. Same species as a (with 



D. J. PICCIANO) 

 MACKLIN, M. R.; Ph.D., Assoc. Prof. - Dept. of Biomed. Engin., Case Western Reserve Univ., 



CLEVELAND, OH 44106, U.S.A. 

 a Fetal electrocardiology. Homo sapiens (Primates) 

 b The effects of the inorganic ionic environment, both extra-cellular and intra-cellular, on cell 



differentiation. Hydra spec. (Hydrozoa) 

 c Onset of electrical activity in embryos. Xenopus laevis (Anura) 

 McKNIGHT, S. - Dept. of Biol., Univ. of Virginia, Gilmer Hall, CHARLOTTESVILLE, VA 22901, 



U.S.A. 

 a Uhrastructure of patterns of RNA synthesis during early embryogenesis and the interaction of 



transcription and DNA replication processes. Drosophila melanogaster (Diptera) (with O. L. 



MILLER) 

 b Uhrastructure of active silk fibroin genes and visualization of nascent silk fibroin molecules in the 



posterior silk gland. Bombyx mori (Lepidoptera) (with O. L. MILLER) 

 McNUTT, C. W.; Ph.D., Prof. - Dept. of Anat., Health Sci. Center, Univ. of Texas, 7703 Floyd Curl 



Drive, SAN ANTONIO, TX 78284, U.S.A. 

 a Developmental genetics of a tail-labyrinthine mutant (pr). Mus musculus (Rodentia) 

 b Development and patiiological progression of a new neuromuscular mutant. Same species as a 

 McWHINNIE, Miss D. J.; Ph.D., Assoc. Prof. - Dept. of Biol. Sci., De Paul Univ., 1036, W. Beldcn 



Ave., CHICAGO, IE 60614, U.S.A. 

 a Biochemistry of embryonic bone with particular reference to metabolic pathways, enzyme 



systems, and hormone effects, especially parathyroid hormone and calcitonin. Gallus domesticus 



(Aves), Rana pipiens (Anura) 

 MADERSON, P. F. A.; Ph.D., Assoc. Prof. - Dept. of Biol., Brooklyn Coll., Bedford Ave. & Ave. H, 



NEW YORK, Brooklyn, NY 1 1210, U.S.A. 

 a Influence of environmental factors and iiormones on epidermal turnover, in vitro and in vivo. 



Iguana iguana, Anolis carolinensis, Dipsosaurus dorsalis, Gekko gecko, Coleonyx variegatus 



(Laccrtilia), Elaphe obsoleta (Ophidia) 

 b Wound healing. Same species as a 

 c Tail regeneration with reference to epidermal replacement. Iguana iguana, Anolis carolinensis, 



Dipsosaurus dorsalis, Gekko gecko, Coleonyx variegatus (Lacertilia) 

 d Descriptive and experimental studies of middle ear development. (Amniota) 

 MADHAVAN, K.; Pii.D. Center for Pathobiol., Univ. of California, IRVINE, CA 92664, U.S.A. 

 a Effects of hormones and analogues on development (biochemistry, cytology). Drosophila 



melanogaster and other spp. (Insecta and other Artliropoda) 

 b Effects of juvenile liormone and ecdysones on molting and reproduction. Armadillidium vulgare 



(Isopoda, Crustacea) 

 c Effects of regeneration on molting. Same species as a 



56 



