PHILLIPS, H. M.; Ph.D., Assoc. Prof. - Dept. of Anat., Wayne State Univ., 540 E. Canfield, DETROIT, 



MI 48201, USA 

 a Morphogenetic torces controlling germ-layer migrations durmg gastrulation. Rana pipiens (Anura) 

 b Biophysics of early hmb bud formation. Gallus domesticus (Aves) 

 PIATIGORSKY, J.; Ph.D. - Lab. of Molec. Genet., Natl. Inst, of Child Health and Human Developm., 



Natl. Insi. of Health, Bldg. 6, Rm 333, BETHESDA, MD 20014, USA 

 a Lens development: 1. protein synthesis; 2. synthesis and metabolism of RNA. Gallus domesticus 



(Aves) 

 PIDDINGTON, R. L.; Ph.D., Assoc. Prof. - Dept. of Histol. and Embryol., Sch. of Dent. Med., Univ. 



of Pennsylvania, PHILADELPHIA, PA 19174, USA 

 a Correlation of glutamyl transferase development with specific structural, biochemical, and 



physiological events during functional maturation of embryonic brain. Gallus domesticus (Aves) 

 PIENKOWSKI, M. M.; M.D., Ph.D., Assoc. Prof. - Dept. of Anat., Michigan State Univ., A519 East 



Fee Hall, EAST LANSING, MI 48824, USA 

 PIERRO, L. J.; Ph.D., Prof. - Dept. of Anim. Genet., Storrs Agric. Exper. Station, Univ. of Connecti- 

 cut, STORRS, CT 06268, USA 

 a Teratogenic effects of cadmium and glycoalkaloids, Gallus domesticus (Aves), Mus musculus 



(Rodentia) 

 b Abnormal eye development, corneal opacity, microphthalmia, cataracts. Mus musculus (Rodentia) 

 c Developmental genetics of muscular dystrophy, perocephaly, rumplessness, creeper. Gallus 



domesticus (Aves) 

 PIKO L.; Ing. Agr., D.V.M. - Devi. Biol. Lab., Vet Administr. Hosp., SEPULVEDA, CA 91343, 



USA 



also: Div. of Biol., Calif. Inst, of Technol., PASADENA, CA 91125, USA 

 Pilar, G. R.; M.D., Prof. - Physiol. Sect., Biol. Sci. Group, Univ. of Connecticut, STORRS, 



CT 06268, USA 

 a Formation and function of synapses, and ceil death in ganglia. (Aves) 



PIPA, R. L.;Ph.D., Prof. - Div. of Entomol., Univ. of California, BERKELEY, CA 94720, USA 

 a Nature of endocrme interactions during metamorphosis. Galleria mellonella (Lepidoptera), 



Periplaneta americana (Blattodea) 

 b Histology and ultrastructure of neuroendocrine pathways that regulate metamorphosis. Peri- 

 planeta americana (Blattodea) 

 PIPERBERG, J. B.; Ph.D. - Dept. of Retina Res., Eye Res. Inst, of Retina Found., 20 Staniford St., 



BOSTON, MA 021 14, USA 

 a Cytoplasmic receptor molecules of the embryonic neural retina and their nuclear binding. Gallus 



g. domesticus (Aves) 

 b Induction of glutamyitransferase in the embryonic neural retina by Cortisol. Same species as a 

 PITOT, H. C; M.D., Ph.D. - McArdle Lab. for Cane. Res., Univ. of Wisconsin, 450 N. Randall Ave., 



MADISON, WI 53706, USA 

 a RNA template stabilization in differentiation and neoplasia. (Eukaryotes) 

 PIZZARELLO, D. J.; Ph.D., Prof. - Dept. of Radiol., Med. Ctr., New York Univ., 550 First Ave., 



NEW YORK, NY 10016, USA 

 a Effect of ultrasound on fetal tissue, Rattus spec. (Rodentia) and on transplantable tumour 

 POCCIA, D. L.; Ph.D. - Dept. of Biol., State Univ. of New York, STONY BROOK, NY 11794, USA 

 a Interrelationships of female pronuclear chromosome cycle (turned on with NH3-buffers) and 



male pronuclear chromosome cycle (turned on by fertilization), and receptivity of these nuclei 



to mitotic signals. Strongylocentrotus purpuratus, Lytechinus pictus (Echinoidea) 

 b Factors present in ceniriole containing fractions from sea urchin inducing mitotic spindles and 



parthenogenesis in Xenopus. Lytechinus pictus (Echinoidea), Xenopus laevis (Anura) 

 POIRIER, G. R.; Ph.D. - Dept. of Biol., Univ. of Alabama, Univ. Stat., BIRMINGHAM, AL 35294, 



USA 

 POLLACK, !•:. D.; Ph.D. - Illinois Inst, for Developm. Disabilities, 1640 W. Roosevelt Rd., CHICAGO, 



IL 60608, USA 

 a Morphogenetic interactions between tissues of the spinal reflex arc as they relate to the elongation, 



brandling and direction of growing nerve fibers studied in tissue culture of spinal cord, sensory 



ganglia and limb tissue. Rana pipiens (Anura) 

 b Effect of thyroid hormones studied on cell size and number of lateral motor column and on 



mitotic activity in the spinal cord ventricular zone of hypophyscctomized larvae. Same species 



as a 

 c Effect of limbs transplanted between diploid and triploid larvae on the formation of the lateral 



motor columns is being studied to determine types of alterations in neuronal parameters as a 



compensatory response to changes in genetic complement as they affect center-periphery inter- 

 actions. Same species as a 

 POLLARD, D. R.; Ph.D. - Health Prot. Branch, Health and Welfare Canada, RM 12A EC DC 



Tunncy's Pasture, OTTAWA, Ont. Kl A 0L2, Canada 

 a Expression of embryonic-lethal genotypes in the allophenic animal. Mus musculus (Rodentia) 

 b Effect of nucleic acid and protein inhibitors on cleavage stage embryos in vitro. Same species as 



a 

 POLLOCK, Ms. C; M.Sc. - Dept. of Zool., Univ. of Brit. Columbia, VANCOUVER, B.C. V6T, 1W5, 



Canada 

 a I'ood vacuole formation, membrane subunit cycluig, developmental genetics. Paramecium aurelia 



(CUiata) 



72 



