MAY CHING, T. Dr., Prof. — Agronomy Dept, Oregon State Univ., CORVALLIS, Ore. 



97331, U.S.A. 

 a Biogenesis of glyoxysomes in germinating seeds. Pinus pondecosa, P. jetferii (Gymno- 



spermae) 

 b Physiology of developing seeds, especially nucleic acids. Glyxine max (Papilionaceae) 

 MAYER T. C Ph.D., Prof. — Dept. of Biol., Fac. of Lib. Arts and Sci., Rider Coll., 



TRENTON, N.J. 08602, U.S.A. 

 a Developmental genetics of white-spotting patterns. Mus musculus (Rodentia) 

 MAYS, U. Dr.rer.nat. — Zool. Inst, der Univ., Badestr. 9, 44 MONSTER/Westf., W. 



Germany 

 a RNA transport in the egg follicle, especially in meroistic ovaries (radioisotopes, electron 



microscopy) . Pyrrhocoris apterus (Homoptera) 

 MAZHUGA, P. M. Dr.Biol.Sci., Prof. — Dept. of Cytol. and Histogen., Inst, of Zool., Acad. 



of Sci. of the Ukraine, Vladimirskaya St. 55, KIEV 30, U.S.S.R. 

 a Principles of genesis, and cytological peculiarities of some derivatives of mesenchyme: 



the peculiarities of endochondral and perichondral osteogenesis. Domestic and laboratory 



animals (Mammalia), Homo sapiens (Primates) 

 b Onto- and phylogenesis of the blood-vascular trunks of the extremities. Same species as a 

 c Development of the blood-vascular bed of the joint capsule. Same species as a 

 d Histogenesis of blood vessels; comparative hemopoiesis. Same species as a 

 e The structural and functional differentiation of cells in chondrogenesis and osteogenesis. 



(Mammalia) 

 f Utilization of cells and matrix substances during enchondral osteogenesis (autoradiography, 



histochemistry, electron microscopy). Oryctolagus cuniculus (Lagomorpha), Rattus spec. 



(Rodentia) 

 MAZURKIEWICZ, M. Ph.D. — Dept. of Oceanography, Ira C.Darling Center for Re- 

 search, Teaching, and Service (Marine Lab.), Univ. of Maine, WALPOLE, Me. 04573, 



U.S.A. 

 a Development from the egg through F2 generation. Laoneceis culvert (Errantia, Polychaeta) 

 b Larval development and reproduction. Hydrobia totteni, H. salsa (Prosobranchia, Gastro- 

 poda) 

 c Larval development. Macoma balthica (Lamellibranchia) 

 d Larval development. Echinarachnius parma (Echinoidea) 

 MAZZA, M. Dr.Nat.Sci. — 1st. di Zool. e Anat. Comp. deH'Univ., Via A. Volta 4, 56100 



PISA, Italy 

 a External egg morphology, development. Nepa rubra (Heteroptera) 

 MEINIEL (BOUTRON) , Mrs. A. Dr. 3e cycle — Lab. de Biol. Anim., Univ. de Clermont, 



B.P. 45, 63 AUBIfiRE, France 

 a Embryonic development of the pineal gland (electron microscopy, Falck and Hillarp 



method, autoradiography) . (Reptilia, Aves, Mammalia) 

 b Parapineal organ (same methods as a). Lampetra planed (Cyclostomata) 

 MEINIEL, R. Dr.3e cycle — Lab. de Biol. Anim., Univ. de Clermont, B.P. 45, 63 AUBIERE, 



a Teratogenic action of parathion: effect on biogenic amines, catecholamines and glycogen 

 (histochemistry, electron microscopy). Gallus domesticus (Aves) 



MEINS, P., Jr. Ph.D. — Dept. of Biol., Princeton Univ., PRINCETON, N.J. 08540, U.S.A. 



a Molecular mechanisms for tumor recovery in crown-gall tumor cells. Nicotiana tabacum 

 (Solanaceae) 



b Biochemistry of epigenetic inherited changes in the course of normal development (tissue 

 culture) . Same species as a 



c The relationship between the potassium ion and auxin in regulating growth of cultured 

 tissues. Same species as a 



d Conditional auxin requirements of cultured tissues. Same species as a 



MELANDER, Y. Ph.D. — Inst, of Genet., Univ. of Lund, Solvegatan 29, S-223 62 LUND, 

 Sweden c „ 



MELLER. K. Dr.med. — Inst, fur Anat. der Ruhr-Univ. Bochum, Postfach 2148. 46J 

 BOCHUM, W.Germany 



a Development of retina and central nervous system, especially cerebral cortex and cerebel- 

 lum (electron microscopy, autoradiography, tissue culture). Gallus domesticus (Aves), Mus 

 musculus (Rodentia) 



b Protein synthesis of differentiating cells (autoradiography) ,— ,„.«™%~», 1-. 



MELTON Ch G., Jr. Ph.D. — Dept. of Biol., Univ. of Pittsburgh, PITTSBURGH, Pa. 

 15213, U.S.A. 



a Genome structure, developmental function and control as studied by nucleic acid renatura- 

 tion and hybridization. Trypanosoma lewisi (Mastigophora), Rana pipiens (Anura), Gal- 

 lus domesticus (Aves), Bos taurus (Artiodactyla) 



b Biochemistry and cell biology of cleavage and early development. Rana pipiens (Anura) 



MELUCCI CAVENAGHI, Mrs. T. M. C. B.Sc. — Dept. of Gen. Biol., Inst, of Biol. Sci.. 

 Fed. Univ. of Minas Gerais, Ru Carangola 288 - 4°andar, C.P. 253, BELO HORIZONTE. 

 M.G., Brazil 



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