GRILLO, H. C; M.D., Prof. - Dept. of Surgery, Massachusetts Gen. Hosp., BOSTON, Mass. 021 14, 



U.S.A. 

 GRILLO, T. A. I.; Prof. - Div. of Human Biol, and Behavior, Fac. of Health Sci., Univ. of Ife, 



ILE-IFE, Nigeria ISDB 



GROBSTEIN, C; Ph.D. - Dept. of Biol., Univ. of California, San Diego, P.O. Box 109, La JOLLA, 



Calif. 92037, U.S.A. ISDB 



GROBSTEIN, P.; Ph.D. - Dept. of Pharmacol, and Physiol. Sci., Univ. of Chicago, 1101 E. 57th St., 



CHICAGO, IL 60637, U.S.A. 

 a Processes in development of pattern in nerve cell connections, especially in visual pathways: 1. 



does pattern result from unique neuronal complementarities? 2. role of visual experience in 



determining patterns and its relation to ontogenetic information, (lower and higher Vertebrata) 

 GROSCH, D. S.; Ph.D. - Dept. of Genet., North Carolina State Univ., Gardner Hall, RALEIGH, N.C. 



27607, U.S.A. 

 a Egg production and survival of embryos after mother has ingested, or been injected with, 



chemical agents; without and with irradiation. Habrobracon spec. (Hymenoptera) 

 b The effects of space flight on reproductive performance (weightlessness, dynamic factors of 



launching and recovery, and radiation effects). (Insecta) 

 c Mosaic and gynandromorph formation (techniques for altering proportion obtained). Same 



species as a 

 GROSS, J.; M.D., Prof. - Developm. Biol. Lab., Massachusetts Gen. Hosp., BOSTON, Mass. 02114 



U.S.A. ISDB 



GROSS, P. R. - Dept. of Biol., Massachusetts Inst, of Technol., CAMBRIDGE, MA 02139, U.S.A. 



ISDB 

 GRUBB, R. B.; Ph.D. - Dept. of Anat. Sci., Univ. of Oklahoma Health Sci. Ctr., P.O. Box 26901, 



OKLAHOMA-City, Okla. 73190, U.S.A. 

 a Intestinal regeneration: origin and developmental potentiality of blastemal cells. Notophthalmus 



viridescens (Urodela) 

 b Jaw regeneration: origin and developmental potentiality of blastemal cells. Same species as a 

 GULYAS, B. J.; Ph.D. - Natl. Inst, of Child Health and Human Developm., Natl. Inst, of Health, 



Auburn Bldg. Rm. 203, BETHESDA, Md. 20014, U.S.A. 

 a Biochemistry and ultrastructure of formation and fate of annulate lamellae, nucleolar function, 



and blastocyst formation. Oryctolagus cuniculus (Lagomorpha), Rattus spec. (Rodentia) 

 b Cleavage plane formation. Mus musculus, Rattus spec. (Rodentia), Oryctolagus cuniculus (Lago- 

 morpha) 

 c Polyspermy. Oryctolagus cuniculus (Lagomorpha) 



d Induced parthenogenesis; ultrastructure and culturing of such eggs. Same species as c 

 e Prenatal and postnatal development of testis. Macaca mulatta (Primates) 

 GUMBRECK, L.; Ph.D., Prof. - Dept. of Anat. Sci., Univ. of Oklahoma Med. Center, 801 NE 13th 



St., OKLAHOMA-City, Okla. 73190, U.S.A. 

 a Development of genital, ophthalmic and urinary anomalies as related to genes, with emphasis on 



hermaphroditic alterations. Rattus rattus (Rodentia) 

 GUNBERG, D. L.; Ph.D., Prof. - Anat. Dept., Med. Fac, Univ. of Malaya, KUALA LUMPUR 22-11, 



Malaysia 

 a In vitro investigations of the metabolic requirements of early post-implantation embryos. Rattus 



norvegicus (Rodentia) 

 b An investigation of the effects of teratogens on 6-30 somite embryos cultured in serum. Same 



species as a 

 GURAYA, S. S.; Ph.D., D.Sc, Prof. - Dept. of Zool., Punjab Agric. Univ., LUDHIANA, Punjab, India 

 a Cytology and histochemistry of oogenesis. Passer domesticus (Aves), Mystus tengara (Teleostei), 



Homo sapiens (Primates) 

 b Cytology and histochemistry of spermatogenesis. Bubalus bubalis (Artiodactyla) 

 c Histochemistry of spermatozoa while passing through the male ducts. Bubalus bubalis (Artiodac- 

 tyla), Rattus spec. (Rodentia) 

 d Cytology and histochemistry of prenatal and postnatal development of ovary and testis. Cavia 



porcellus, Rattus spec. (Rodentia), Homo sapiens (Primates) 

 GWATKIN, R. B. L.; Ph.D. - Dept. of Reprod. Biol., Merck Inst, for Therap. Research, RAHWAY, 



N.J. 07065, U.S.A. 

 a Studies on fertilization, implantation and early development. Mesocricetus auratus, Mus musculus 



(Rodentia) 

 HADFIELD, M. G.; Ph.D. - Kewalo Lab., Pacif. Biomed. Res. Ctr., Univ. of Hawaii, 41 Ahui St., 



HONOLULU, Hawaii 96813, U.S.A. 

 a Sources of yolk and causative factors in the non-development of nurse eggs (cytochemistry, 



electron, phase-contrast, and interference-contrast microscopy). (Vermetidae, Gastropoda) 

 b Externally induced metamorphosis and settling in marine larvae. (Gastropoda) 

 HAGEDORN, H. H.; Ph.D. - Dept. of Biol., Yale Univ., 1016 Kline Biol. Tower, NEW HAVEN, CT 



06520, U.S.A.- 

 HAGIWARA, A.; D.Sc. - Lab. of Developm. Biol., Zool. Inst., Univ. of Kyoto, Kitashirakawa, 



Sakyo-ku, KYOTO, Japan 

 HALEY, L. E.; Ph.D., Assoc. Prof. - Dept. of Biol., Dalhousie Univ., HALIFAX, N.S., Canada 

 a The time of activation of genes controlling some enzymes in development. Coturnix cotumix 



japonica, Coturnix c. japonica x Gallus domesticus (Aves) 

 HALEY, S. R.; Ph.D. - Dept. of Zool., Univ. of Hawaii, 2538 The Mall, HONOLULU, Hawaii 96822, 



U.S.A. 

 a Origin of germ line, prelarval development, reproductive cycling, and developmental adaptations 



35 



