HATIER (AUTELIN), Mrs. R. Lic.es Sci. — Lab. de Biol. Med., Univ. de Nancy I, 30 rue 



Lionnois, 54 NANCY, France 

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

 b Ultrastructure du cortex de l'oeuf. Triturus spec. (Urodela) 

 HAUENSCHILD, C. Dr.rer.nat, Prof. — Zool. Inst, der Techn. Univ. Pockelsstr. 10a, 



3300 BRAUNSCHWEIG, W.Germany 

 a Reproduction, sex differentiation, endocrinology and periodicity. Platynereis, Ophcyotrocha 



and other spp. (Polychaeta) 

 HAUSER, R. F. Ph.D. — Div. of Cell and Developm. Biol., Zool. Inst., Univ. of Bern, 



Sahlistr. 8, CH-3012 BERN, Switzerland 

 a The role of the subcommissural organ in normal development and regeneration of axial 



structures. Xenopus laevis (Anura) 

 b I n v i t r o culture of larval tissues. Xenopus laevis (Anura) 

 HAY, Miss E. D. M.D., Prof. — . Dept. of Anat., Harvard Med. School, 25 Shattuck St., 



BOSTON, Mass. 02115, U.S.A. • 



a Regeneration cells, and localization of RNA turnover (electron microscopic autoradio- 

 graphy). Planaria spec. (Turbellaria) , Triturus viridescens (Urodela) 

 b Fine structure of the developing cornea, and localization and identification of proteins 



secreted by the epithelium (autoradiography and chromatography). Gallus domesticus 



(Aves) 

 c Ribosomal and glycogen configurations in oocytes and embryos (electron histochemistry). 



Xenopus spec. (Anura) 

 d Secretion of collagen by neural tube and other embryonic epithelia; its role in tissue 



interaction. Same species as b 

 HAY, Miss M. F. Ph.D. — A.R.C. Unit of Reprod. Physiol. & Biochem., Anim. Res. Station, 



307 Huntingdon Rd., CAMBRIDGE CB3 0JQ, England 

 a Relationship between embryo and corpus luteum. Ovis aries (Artiodactyla) 

 HAY, R. J. Ph.D. — Dept. of Biol. Sci., Wright State Univ., Col.Glenn Highway, DAYTON, 



Ohio 45431, U.S. A. 

 a Tissue regression in development and ageing; diploid cell degeneration in vitro. Gallus 



gallus (Aves). Mus musculus, Cricetulus gciseus (Rodentia) , Homo sapiens (Primates) 

 HAYASHI, Y. Ph.D., Prof. — Inst, of Zool., Tokyo Kyoiku Univ., Otsuka 3-29-1, Bunkyo- 



ku, TOKYO, Japan • 



a Epithelio-mesenchymal interactions in beak formation. Gallus domesticus (Aves) 

 b Biochemistry and immunochemistry of muscle differentiation. Rana nigromaculata (Anura), 



Gallus domesticus (Aves) (with T. HIRABAYASHI) 

 c Cytochemical studies on primary induction. Triturus pyrrhogaster (Urodela) 

 HAYASHI, Y. M.D. — Research Inst, of Environm. Med., Nagoya Univ., Furo-cho, 



Chikusa-ku, NAGOYA, 464 Japan 

 a Electron microscopy of experimentally induced malformations of the central nervous 



system. Mus musculus, Rattus norvegicus (Rodentia) 

 b Development of the vascular system in the central nervous system. Mus musculus, Rattus 



norvegicus (Rodentia) 

 c Morphogenesis of malformations in the auditory system induced by excess vitamin A given 



to the mother. Mus musculus (Rodentia) 

 HAYNES, J. F. Ph.D. — Dept. of Zool., Univ. of Maine, ORONO, Me. 04473, U.S.A. 

 HEARSON, L. L. Ph.D., Prof. — Dept. of Biol., Wabash Coll., CRAWFORDSVILLE, Ind. 



47933, U.S.A. 

 a Proliferation, DNA synthesis and nerve fiber patterns in forelimb blastemata. Ambystoma 



mexicanum (Urodela) 

 b Cytochemistry of dedifferentiation and redifferentiation in denervated limbs. Ambystoma 



maculatum, A. opacum (Urodela) 

 c Investigation of proliferation patterns in aneurogenic forelimb blastemata. Ambystoma 



maculatum, A. opacum (Urodela) 

 HEATH. H. D Ph.D., Prof. — Dept. of Biol. Sci., Calif. State Coll., HAYWARD, Calif. 



94542, U.S.A. 

 HEAYSMAN (WAKELING), Mrs. J. E. M. Ph.D. — Dept. of Zool. and Comp. Anat., 



Univ. Coll. London, Gower St., LONDON WC1E 6BT. England 

 a Cell relations in tissue culture. Gallus gallus (Aves), Mus musculus (Rodentia) (with M. 



ABERCROMBIE and S. M. PEGRUM) 

 HEBY, O. — . Zoophysiol. Inst., Univ. of Lund, Helgonavagen 3, 223 62 LUND, Sweden 

 HEERSCHE, J. N. M. Dr. — Lab. for Cell Biol, and Histol., State Univ., Rijnsburgerweg 10, 



LEIDEN, Netherlands 

 a Fluctuation in cyclic 3'5'AMP levels in embryonic bone after prolonged exposure to 



parathyroid hormone (radioimmunoassay). Rattus spec, Mus musculus (Rodentia) 

 b Hormonal regulation of calcium transport in the shell gland. Gallus domesticus, Coturnix 



coturnix japonica (Aves) 

 HEIM, W. G. Ph.D., Prof. — Dept. of Biol., The Colorado Coll., COLORADO SPRINGS, 



Colo. 80903, U.S.A. • 



a Serum proteins during ontogeny. Gallus domesticus (Aves), Rattus rattus (Rodentia) 



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