d Analysis of the ability of combinations of some larval eye tissues for lens induction in 



gastrula ectoderm. Triturus taeniatus (Urodela) 

 e Analysis of the determination of the site of formation of the falciform process by means 



of creation of additional choroid fissures. Leuciscus bergi (Cyprinidae, Teleostei) 

 f The influence of fractionated homogenates of some differentiating tissues (retina, muscle 



etc.) on the differentiation of future ectoderm in uncleaved eggs and early stages of 



cleavage. Triturus taeniatus (Urodela), Gallus domesticus (Aves) (in collaboration with 



Mrs. L. A. NIKITINA) 

 LOS, J. A. M.D. — Anat.-Embryol. Inst., Univ. of Amsterdam, Mauritskade 61, AMSTER- 



DAM-O., Netherlands 

 a Development of the heart and cardiac malformations. Homo sapiens (Primates) 

 b Light-microscopical, electron-microscopical, histochemical, physiological and experimental 



teratogenetic studies of heart development in the embryo. Gallus domesticus (Aves) (in 



collaboration with J. DRUKKER, P. J. BIESENBEEK and H. M. LAANE) 

 LOUVET, J. -P. Dr.Biol.anim. — Lab. de Zool. Expcr., Fac. des Sci. de Bordeaux, Av. des 



Facultes, 33 TALENCE. France 

 a Recherches descriptives et experimentales sur la formation de la bandelette embryonnaire. 



Carausius spec. (Cheleutoptera) 

 h Neurogenese. Carausius spec. (Cheleutoptera) 

 LOVE, D. Ph.D. — Dept. of Anat., Developm. Biol. Center, Case Western Reserve Univ., 



2109 Adelbert Rd., CLEVELAND, Ohio 44106, U.S.A. 

 a Chemistry of developing muscle, 

 b Endocrine regulation of carbohydrate and nucleic acid metabolism in embryonic muscle. 



Gallus domesticus (Aves) 

 L0VTRUP (REIN), Mrs. H. Ph.D. — Dept. of Zoophysiol., Univ. of Umea, S 901 87 



UMEA, Sweden 

 a Nuclear RNA metabolism during early embryogenesis. Lytechinus variegatus (Echinoidea) 

 L0VTRUP, S. Dr.Phil., Prof. — Dept. of Zoophysiol., Univ. of Umea, S 901 87 UMEA. 



Sweden • 



a Permeability and osmoregulation. Rana spp. (Anuca) 

 b Carbohydrate metabolism. Rana spp. (Anura), Gallus domesticus (Aves) (in collaboration 



with S. B. NILSSON) 

 c Cell transformation and cell differentiation. Rana spp. (Anura). Gallus domesticus (Aves) 

 d Oxygen uptake during embryogenesis. Tubifex spp. (Oligochaeta) (in collaboration with 



U. LANDSTROM) 

 LOWER, W. R. Ph.D. — Clin. Pharmacol. Res. Inst., 2030 Haste St.. BERKELEY, Calif. 



94704, U.S.A. 

 a The genetic, biochemical, and developmental differences between two strains of a free- 

 living dioecious form. Panagrellus redivivus (Nematoda) 

 b Genetic, biochemical, and developmental changes in strains selected for tolerance to high 



temperatures. (Nematoda) 

 c Axenic maintenance of various spp. for developmental studies. (Nematoda) 

 LOWERY, R. S. Ph.D. — Dept. of Botany and Zool., Sir John Cass Coll.. Jewry St., 



LONDON E.C.3, England 



(no embryological work in progress) 

 LOY. J. B. Ph.D. — Plant Science Dept., Univ. of New Hampshire. DURHAM, N.H. 



03824, U.S.A. 

 a The interactions of auxins, gibberellins and growth regulators (fluorene-9-carboxylic 



acids). Cucurbita maxima (Cucurbitaceae) 

 b Developmental-taxonomic study on the distribution of peroxidase isozyme patterns in 

 g Free-martinisme spontane. (Aves) (en collaboration avec Mrs. Y. LUTZ-OSTERTAG) 

 LUBICZ (NAWROCKI), C M. B.Sc. — Dept. of Vet. Anat., Brownlow Hill, P.O. Box 



147, LIVERPOOL L69 3BX. England 

 LUCAS, J. S. Ph.D. — Dept. of Zool.. School of Biol. Sci., Univ. Coll. of Townsville. 



P.O. Box 999, TOWNSVILLE, Qld.. 4810 Austraha 

 a Embryonic and larval development and their response to environmental factors. Halicac- 



cinus spp. (Brachyuca, Decapoda) 

 LUCEY, E. C. A. B.Sc. — Research Film Unit. Inst, of Anim. Genet., Univ. of Edinburgh, 



West Mains Rd., EDINBURGH, EH9 3JN, Scotland. U.K. 

 a Film of normal development. Gallus domesticus (Aves) 

 b Technique of in vitro culture of embryo; descriptive material covering first 72 hours 



of development in vitro. Gallus domesticus (Aves) 

 c Film showing nuclear transfer technique. (Amphibia) 

 LUCKENBILL. Miss L. M. Ph.D. — Dept. of Biol. Sci., Smith College, NORTHAMPTON. 



Mass. 01060. U.S.A. 

 a Electron microscopy of early phases of epidermal wound healing. Rana pipiens (Anura) 

 b Electron microscopy of eggs. Rana pipiens (Anura) 

 LODTKE, H. Dr., Prof. — Zool. Inst, der Univ., Ketzerbach 53, 355 MARBURG/Lahn, 



W.Germany 



108 



