c Developmental pathology of hybrid placenta. Capra hircus x Ovis aries (Artiodactyla) 

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



Capra hircus x Ovis aries (Artiodactyla) (with P. T. McGOVERN) 

 HANCOCK, R. L. M.D., Prof. — Div. of Med. Biochem., Fac. of Med., Univ. of Calgary, 



CALGARY 44, Alta., Canada 

 a Methylation of tRNA in liver development. Rattus norvegicus (Rodentia) 

 HANKE, W. Dr., Prof. — Zool. Inst, der Univ., Siesmayerstr. 70, 6000 FRANKFURT a.M., 



W.Germany 

 a Influence of hormones on skin. Rana temporaria (Anuca), Mus musculus (Rodentia) 

 b Effects of adrenocortical hormones. Anguilla anguilla (Teleostei), Amby stoma spec. 



(Urodela) , Rana temporaria, Xenopus laevis (Anura) 

 c Development of endocrine tissue. Amby stoma spec. (Urodela), Xenopus laevis (Anura) 

 HANOCQ, Miss F. A. Lic.Sci.Zool. — Lab. de Cytol. et Embryol. Molec, Univ. libre de 



Bruxelles, 67 rue des Chevaux, 1640 RHODE-ST-GENESE, Belgium 

 a Nucleic acid metabolism (chiefly DNA) during maturation of oocytes (autoradiography, 



biochemistry). (Amphibia) 

 b Characterization of oocyte DNA ("vitelline" DNA). (Amphibia) 

 HANOCQ (QUERTIER), Mrs. J. A. Dr.en Sci.Biol. — Lab. de Cytol. et Embryol. Molec, 



Univ. libre de Bruxelles, 67 rue des Chevaux, 1640 RHODE-ST-GENESE, Belgium • 

 a Studies on DNA synthesis during oogenesis. (Amphibia) 



b Localization of cytoplasmic DNA during embryonic development. (Amphibia) 

 HANSBOROUGH, L. A. Ph.D., Prof. — Dept. of Anim. Genet., Storrs Agric. Exper. 



Station, Univ. of Connecticut, STORRS, Conn. 06268, U.S.A. 

 a Differentiation of transplanted mouse limb-buds in the 3-day chick embryo and the 



immune responses of the host. Gallus domesticus (Aves), Mus musculus (Rodentia) 

 HANSEN-DELKESKAMP, Mrs. E. Dr. — Zool. Inst, der Univ., Physiol. Lehrstuhl, Berliner- 



str. 15, 6900 HEIDELBERG, W.Germany 

 a Metabolism of eggs and embryos. Gryllus domesticus (Octhoptera) 

 HANSON, E. D. Ph.D., Prof. — Dept. of Biol., Wesleyan Univ., MIDDLETOWN, Conn. 



06457, U.S.A. 

 a Developmental genetics of oral structures (techniques: UV microbeam, nucleic acid anti- 

 metabolites) . Paramecium aurelia, P. trichium (Ciliata) 

 HANSSON MILD, K. Fil.lic. — Dept. of Zoophysiol., Univ. of Umea. S 901 87 UMEA, 



Sweden 

 a Permeation, diffusion of water and osmoregulation. Rana spp. (Anura) 

 b Cortical tension. Rana spp. (Anura) 

 HANSSON, L. E. M.Sci. — Sect, of Ecol. Zool., Dept. of Biol., Univ. of Umea, 90187 



UMEA, Sweden 

 a Development of the olfactory organ. Salmo tvutta (Teleostei) 

 HANZELY, L. Ph.D. — Dept. of Biol. Sci., Northern Illinois Univ., DeKALB, 111. 60115, 



U.S.A. 

 a Development of the digitonin-induced cell wall system in dividing meristematic root tip 



cells (electron microscopy). Allium sativum (Liliaceae) 

 b Effects of morphactins on vegetative growth and propagation (electron microscopy). 



Bryophyllum daigremontianum (Crassulaceae) 

 HARA, K. Ph.D. — Hubrecht Lab. (Intern. Embryol. Inst.), Uppsalalaan 1, Universiteits- 



centrum "De Uithof", UTRECHT, Netherlands 

 a Temporal aspects in the process of neural induction by the young head process. Gallus 



domesticus (Aves) 

 b Cinematography of cleavage pattern and gastrulation movement. Ambystoma mexicanum 



(Urodela), Xenopus laevis (Anura) (with E. C. BOTERENBROOD) 

 c The origin of the dorso-ventral polarity of the egg (microcinematography) . (Amphibia) 



(with P. D. NIEUWKOOP) 

 HARPER, M. J. K. Ph.D. — Worcester Found, for Exper. Biol., 222 Maple Ave., SHREWS- 

 BURY, Mass. 01545, U.S.A. 

 a Ovum transport through the reproductive tract. Oryctolagus cuniculus (Lagomorpha), 



Rattus rattus (Rodentia) 

 b Ovum development and implantation. Mesocricetus auratus, Rattus rattus (Rodentia), 



Oryctolagus cuniculus (Lagomorpha) 

 c Effects of chemical compounds on pregnancy. Oryctolagus cuniculus (Lagomorpha), Rattus 



rattus, Mus musculus, Mesocricetus auratus (Rodentia) 

 d Fertilization. Oryctolagus cuniculus (Lagomorpha) 

 HARREBOMEE, Mrs. A. E. Med.drs. — Div. of Exper. Morphol., Anat.-Embryol. Inst., 



Univ. of Amsterdam, Mauritskade 61, AMSTERDAM-O., Netherlands 

 a Regeneration blastemata induced in heterotopic positions and their development. Ambystoma 



mexicanum (Urodela) 

 b Differentiation and de-differentiation during regeneration. Same species as a 

 HARRIS, J. W. S. Ph.D. — Dept. of Anat, Royal Free Hosp. Med. School, 8 Hunter St., 

 LONDON WC1N IBP, England • 



74 



