

LEACH, C. M.; Ph.D., Prof. - Dept. of Bot. and Plant Pathol., Oregon State Univ., CORVALLIS, Ore. 



97331, U.S.A. 

 a Light induction of reproduction in phytopathogenic species. (Fungi) 

 b Nature of sporogenic substances (P310) associated with spore formation. (Fungi) 

 c Interaction of light and temperature on the induction of reproduction. (Fungi) 

 LEBLOND, C. P.; M.D., Ph.D., Prof. - Dept. of Anat., Med. Sch., McGill Univ., P.O. Box 6070, 



MONTREAL, Que. H3C 3G1, Canada 

 a The development of bones and teeth as shown on radioautographs with the help of various 



labeled substances. (Vertebrata) 

 LEE, H. H.; Ph.D., Assoc. Prof. - Biol. Dept., Univ. of Toledo, W. Bancroft St., TOLEDO, Ohio 



43606, U.S.A. 

 a Characterization of cell surface substances responsible for morphogenesis (testicular cells in 



vitro). Gallus domesticus (Aves) 

 LEE, K. H.; M.D. - Dept. of Obstet. and Gynecol., Queen Mary Hosp., Univ. of Hong Kong, Hospital 



Rd., HONG KONG 

 a Continuous fetal heart rate patterns. Homo sapiens (Primates) 

 b Fetal acid-base studies. Same species as a 

 c Fetal electrocardiogram configurations. Same species as a 

 LEESON, C. R.; M.D., Prof. - Dept. of Anat., Coll. of Med., Univ. of Missouri, COLUMBIA, Mo. 



65201, U.S.A. 

 a Postnatal development of the liver, with reference to hepatocyte morphology and hematopoietic 



activity. Oryctolagus cuniculus (Lagomorpha) 

 b Postnatal development of muscle with emphasis on the ultrastructure of the mitochondrial 



population. Sus domesticus (miniature) (Artiodactyla) 

 LEFFINGWELL, T. P.; Ph.D. - Cell Res. Inst., Biol. Labs. 220, Univ. of Texas, AUSTIN, Tex. 78712, 



U.S.A. 

 a Contributions of the Golgi apparatus to cell surfaces. (Plantae) 

 LEGNAME, A. H.; Dr. Biochem., Prof. - Inst, de Biol., Univ. Nac. de Tucuman, Chacabuco 461, S.M. 



de TUCUMAN, Argentina 

 a Respiratory metabolism. Bufo arenarum (Anura) 

 b Metabolism, oocvte maturation and differentiation. Same species as a 

 LEGNAME, C. R. -Inst, de Biol, Univ. Nac. de Tucuman, Chacabuco 461, S.M. de TUCUMAN, 



Argentina 

 a Nuclear transplantation (early stages until neurulation): 1. haploid and diploid nuclei; 2. electro- 



phoretic analysis of proteins. Bufo arenarum (Anura) 

 LEHMAN, H. E.; Ph.D. - Dept. of ZooL, Univ. of N. Carolina, CHAPEL HILL, NC 27514, U.S.A. 



ISDB 

 LEIGHTON, J.; M.D., Prof. - Dept. of Pathol., Med. Coll. of Pennsylvania, 3300 Henry Ave., 



PHILADELPHIA, Pa. 19129, U.S.A. ISDB 



a Neoplasia of urothelium. Homo sapiens (Primates) 

 LENHOFF, H. M.; Ph.D., Prof. - Dept. of Developm. and Cell Biol., Univ. of California, IRVINE, 



Calif. 92664, U.S.A. ISDB 



a Chemistry, biosynthesis, and topography of mesoglea. Hydra littoralis, H. pseudoligactis (Hydro- 



zoa) 

 b Movement and differentiation of interstitial cell. Hydra attenuata (Hydrozoa) 

 LENSKY, Y.; Ph.D., Assoc. Prof. - Bee Res. Lab., Dept. of Entomol., Fac. of Agric, Hebrew Univ., 



P.O. Box 12, REHOVOTH 76 100, Israel 

 a Exo- and endocrine control of the synthesis of female-specific proteins. Apis mellifera 



(Hymenoptera) (with H. SHKOLNIK) 

 b Control of female dimorphism. Same species as a (with M. AZENCOT) 

 LEOPOLD, R. A.; Ph.D. - USDA Metab. & Radiat. Research Lab., State Univ. Station, FARGO, 



N.D. 58103, U.S.A. 

 a Cytochemistry of developing reproductive structures. Musca domestica (Diptera) 

 b Developmental genetics of hybrids (spermatogenesis, embryogenesis). Anthonomus grandis x 



Anthonomus gr. thurberiae (Coleoptera) 

 LESH-LAURIE, Mrs. G. E.; Ph.D. - Dept. of Biol., Case Western Reserve Univ., CLEVELAND, Ohio 



44106, U.S.A. 

 a Purification of neurotrophic substance(s) involved in interstitial cell differentiation. Hydra spec, 



Podocoryne spec, Hydractinia spec, Pennaria spec, Aurelia spec. (Hydrozoa) 

 b Control of differentiated state of interstitial cells. Same species as a 

 c Role of mesoglea in morphogenesis. Same species as a 

 LESSEPS, R. J. (S.J.); Ph.D., Assoc. Prof. - Dept. of Biol. Sci., Loyola Univ., NEW ORLEANS, La. 



70118, U.S.A. 

 a Ultrastructure of cell surface (embryonic liver, heart, neural retina, limb bud). Gallus domesticus 



(Aves) 

 b Sorting-out experiments to test hypotheses concerning morphogenetic movements (embryonic 



heart, neural retina, pigmented retina). Same species as a 

 c Cell movement in early development. Nothobranchius neumanni (Cyprinodontidae, Teleostei) 

 LEV, R.; M.D., Assoc. Prof. - Dept. of Pathol., New York Med. Coll., Basic Sci. Bldg., VALHALLA, 



N.Y. 10595, U.S.A. 

 a Ability of primate fetus to absorb and utilize proteins (including antibodies), antibiotics and 

 nutrients injected into amniotic sac of term-pregnant mother. Macaca mulatta, Homo sapiens 

 (Primates) 

 LEVENSON, G. E.; Ph.D., D.D.S., Assoc. Prof. - Dept. of Histol., Embryol., and Genet., Sch. of 

 Dent. Med., Univ. of Pennsylvania, 4001 Spruce St., PHILADELPHIA, Pa. 19174, U.S.A. 



53 



