HEROLD R. C; Ph.D., Assoc. Prof. - Dept. of Histol., Embryol. and Genet., Sch. of Dent. Med., 



Univ. of Pennsylvania, 4001 Spruce St., PHILADELPHIA, PA 19174, USA 

 a Comparative development and ultrastructure of dentines (osteodentine and vasodentine). Esox 



lucius, Gadus caUarias (Teleostei) 

 b Development of embryonic skeletal structure, normal ultrastructure, and effect of sodium fluoride. 



Echinarachnius parma (Echinoidea) 

 c Teratogenic effects of cortisone and vitamin A on development of primary and secondary fetal 



palate in organ culture. Mus musculus (Rodentia) 

 d Immunofluorescence study of enamel amelogenin localization in teeth and tooth-like structures; 



biosynthesis, secretion and absorption of amelogenin proteins. (Vertebrata) 

 HERRMANN, H.; M.D., Prof. - Genet, and Cell Biol. Sect., Biol. Sci. Grp., U-125, Univ. of Connec- 

 ticut, STORRS, CT 06268, USA 

 a Cell surfaces in cell recognition in muscle development. Gallus domesticus (Aves) 

 HEYWOOD, S. M.; Ph.D., Prof. - Dept. of Genet, and Cell Biol., Univ. of Connecticut, STORRS, 



CT 06268, USA 

 a RNA and protein synthesis during muscle cell differentiation. Gallus domesticus (Aves) 

 HICKS, G. S.; Ph.D. - Dept. of Biol., Dalhousie Univ., Life Sci. Ctr. HALIFAX, N.S. B3H 4J1, 



Canada 

 a Causal mechanism in flower development, especially sex determination (organ culture, micro- 

 surgery in vitro). Nicotiana tabacum (Solanaceae) 

 b Refining the cell layer technique with a view to developing a synchronous system for exploring 



molecular biology of organogenesis. Gynura spp., Spirea spp.. Begonia spp. (Angiospermae) 

 c In vitro leaf determination (microsurgery, leaf co-culture). Osmunda cinnamomea (Fihces) 

 HIGASHINAKAGAWA, T.; D.Sc. - Lab. of Devi. Biol., Mitsubishi-Kasei Inst, of Life Sci., 11 Minami- 



ooya, Machida, TOKYO 194, Japan 

 a Analysis of RNA synthesis by isolated nucleoli of oocytes to define the element(s) involved in 



the regulation of ribosomal gene transcription. Xenopus laevis (Anura) (with H. SAIC^A) 

 HILD, W. J.; M.D., Prof. - Dept. of Anat., Med. Branch, Univ. of Texas, GALVESTON, TX 77550, 



USA 

 HILFER, S. R.; Ph.D., Prof. - Dept. of Biol., Temple Univ., Broad & Berks St., PHILADELPHIA, 



PA 19122, USA 

 a Early development of the thyroid gland. Gallus domesticus (Aves) 

 b Formation of the optic cup. Gallus domesticus (Aves), Mus musculus (Rodentia) 

 HINDS, J. W.; Ph.D. ~ Dept. of Anat, Boston Univ., 80 E. Concord St., BOSTON, MA 021 18, USA 

 a Analysis of developing retina using serial electron microscopic sections. Mus musculus (Rodentia) 

 HINDS, Ms. L.; B.Sc. (Hons.) Div. of Wildhfe Res., C.S.I.R.O., P.O. Box 84, LYNEHAM, A.C.T. 



2602, Australia 

 a Factors involved in resumption of development by blastocysts in diapause. Macropus eugenii 



(MarsupiaUa) 

 b In vitro culture of blastocyst and vesicle stages. Same species as a 

 HINSCH, Ms. G. W.; Ph.D., Assoc. Prof. - Dept. of BioL, Univ. of South Florida, TAMPA, FL 33620, 



USA 

 a Ultrastructure and hormonal controls of development and reproductive maturation in females. 



(Decapoda, Crustacea) 

 b Ultrastructure and function of mandibular gland. (Crustacea) 



HIRADHAR, P.; Ph.D. - Dept. of Zool., Fac. of Sci., M.S. Univ. of Baroda, BARODA 390002, India 

 a Tail regeneration in the adult, especially evaluation of endocrine involvement and physiological 



responses; evocation of regenerative response by transplantation; evaluation of morphogenetic 



interactions between stump and regenerate. Hemidactylus flaviviridis (Lacertilia) 

 HIRAKOW, R.; M.D., Prof. - Dept. of Anat., Saitama Med. Sch., 38 Morohongo, Moroyama, Iruma- 



gun, SAITAMA, 350-04 Japan 

 a Ultrastructural differentiation of the heart. Salmo gairdneri (Teleostei), Triturus pyrrhogaster 



(Urodela), Caretta caretta (Chelonia), Gallus gallus (Aves), Homo sapiens (Primates) 

 b Differentiation of somite. Triturus pyrrhogaster (Urodela), Gallus domesticus (Aves) 

 HIRAMA, M. N.; D.Sc. - Kaiiebo Inst, for Cane. Res., 1-9-1, Misaki-cho, Hyogo-ku, KOBE, 652 



Japan 

 a Pattern and regulation of nucleic acid and protein synthesis in early development. Hemicentrotus 



pulcherrimus (Echinoidea) 

 b Structure and organization of immunoglobulin gene before and after differentiation of lympho- 

 cyte and myeloma; cloning of specific genes. Mus musculus (Rodentia) 

 c mRNA processing mechanism between transcription and translation 

 HIRAMOTO, Y.; D.Sc, Prof. - Biol. Lab., Tokyo Inst, of Technol., 0-Okayama, Meguro-ku, TOKYO, 



152 Japan 

 a Mechanisms of cell division; physical properties of protoplasm; sperm motility. (Asteroidea; 



Echinoidea) 

 HIRANO, H.; M.D. - Bone Res. Lab., Univ. of CaUfornia, 1000 Veteran Ave., LOS ANGELES, 



CA 90024, USA 

 a Bone morphogenesis: the physiology and biochemistry of bone matrix; osteosarcoma derived 



bone morphogenetic protein; transplantation; calcification; ossification. Mus perognathus, Rattus 



sigmoidon, Cavia porcellus (Rodentia), (Lagomorpha), Homo sapiens (Primates) 

 HIROSHIMA, T.; B.Sc. - Biol. Inst., KanazawaMed. Univ., UCHINADA-machi, Ishikawa-ken, 920-02 



Japan 

 a Reaggregation of dissociated cells. CaUyspongia elongata (Porifera) 



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