LENDON, R. G. Ph.D. — Dept. of Child Health, Congen. Anomalies Res. Unit, Children's 



Hosp., Fulwood Rd., SHEFFIELD S10 3BR, England 

 a Spina bifida: 1. production by trypan blue; 2. autoradiography of the tissues primarily 



affected by trypan blue; 3. associated paralytic limb deformities; 4. associated primary 



renal tract deformities. Rattus norvegicus (Rodentia) 

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



IRVINE. Calif. 92664, U.S.A. • 



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



(Hydrozoa) 

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

 LENICQUE, P. M. Dr.es Sci. — Lab. de Biol, des Invert. Marins, Museum Natl. d'Hist. Nat. 



57 rue Cuvier, 75 PARIS Ve, France 

 LENSKY, Y. Ph.D. — Bee Lab., Dept. of Entomol., Fac. of Agric, Hebrew Univ. of 



Jerusalem, P.O.Box 12, REHOVOTH, Israel 

 a Changes in haemolymph proteins during metamorphosis. Apis mellifera var. ligustica 



(Hymenoptera) 

 b Separation, characterization and identification of haemolymph proteins, in three castes. 



Apis mellifeca (Hymenoptera) 

 c Distribution of blood antigens in fluid compartments and tissues of developing and adult 



animals, using immuno-chemical and biochemical analysis. Apis mellifera (Hymenoptera) 

 d Moulting behaviour, resorption of moulting fluid and its protein composition during the 



larval-pupal transformation. Apis mellifera (Hymenoptera) 

 e The ultrastructure of drone spermatozoa and their position in male and female storage 



organs. Apis mellifera (Hymenoptera) 

 LENZ, W. Dr.med., Prof. — Inst fur Humangenetik, Westf. Wilhelms Univ., Vesaliusweg 



12-14. 44 MONSTER, W.Germany 

 a Analysis of thalidomide embryopathy in relation to time of intake. Homo sapiens 



(Primates) 

 b Nosology and genetics of limb malformations (register for skeletal defects). Homo 



sapiens (Primates) 

 LEONARD, A. Ph.D. — Lab. de Genet., Dept. de Radiobiol., Centre d'Etude de 1'Energie 



Nucleaire, 2400 MOL, Belgium 

 a Study of chromosome aberrations induced by X-irradiation in u t e r o . Mus spec. 



(Rodentia) 

 LEONE, V. M.D. — ■ Cat. di Embriol. e Morfol. Sperim., Univ. di Milano, Via Celoria 10, 



20133 MILANO, Italy • 



LEONIENI, J. Dr. — Dept. of Histol. and Embryol., Acad, of Med., ul. Narutowicza 60, 



EODz, Poland 

 a Comparative histology, histochemistry, and electron microscopy of the development, 



structure, and function of the subcommissural organ. (Mammalia), Homo sapiens 



(Primates) 

 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 In vivo and in vitro investigation of cuticle deposition during leg regeneration. 



Leucophaea maderae (Blattariae) 

 LE PATOUREL, Mrs. C. M. B.Sc. — Dept. of Anat. and Embryol., Univ. Coll. London, 



Gower St., LONDON WC1E 6BT, England 

 a Protein synthesis during primary embryonic induction. Xenopus laevis (Anura) 

 LEPORI, N.G Prof. — 1st. di Zool., Univ. di Sassari, Via Murroni 25, 07100 SASSARI, 



Italy 

 a Origin of the asymmetry of the female gonad (blastoderm in vitro). (Aves) 

 b Origin of asymmetrical heart development (blastoderm in vitro). Gallus spec, Anas 



spec. (Aves) 

 c The inductor of the uro-genital organs. Gallus spec. (Aves), Rana spec, Triturus spec 



(Amphibia) 

 LESCHER-MOUTOUfi, Miss F. — Lab. Souterrain du C.N.R.S., 09 MOULIS, France 

 a Reproduction, life cycle, postembryonic development, and effect of temperature on 



development of hypogeous species. Speocyclops spp., Graeteriella spp. (Copepoda, 



Crustacea) 

 LESH, Miss G. E. Ph.D. — Developm. Biol. Center, Case Western Reserve Univ., 2127 



Cornell Rd., CLEVELAND, Ohio 44106, U.S.A. 

 LESPINASSE. R. Dr. 3e cycle — Lab. de Zool.. Centre d'Orsay, Univ. Paris-Sud, 91 



ORSAY, France 

 a Cytology and genetics of the effects of supernumerary chromosomes. Locusta migratoria 



(Orthoptera) 

 LESSEPS, R.J., SJ. Ph.D. — 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) 



108 



