DEGENHARDT. K.-H. Dr.med., Prof. — Inst. f. Humangenetik und vergl. 

 Erbpathol. der Univ., FRANKFURT/Main 6, Deutsche Bundesrepublik 



a. Descriptive embryology. Oryctolagus cuniculus (Lagomorpha) , Mustela 

 erminea (Carnivora), Mesocricetus auratus, Cricetulus spec. (Rodentia) 



b. Experimental embryology. Oryctolagus cuniculus (Lagomorpha), Muste- 

 la erminea (Carnivora), Mesocricetus auratus, Cricetulus spec. (Roden- 

 tia) 



c. Developmental genetics. Oryctolagus cuniculus (Lagomorpha), Mustela 

 erminea (Carnivora) 



d. Developmental pathology. Oryctolagus cuniculus (Lagomorpha), Mustela 

 erminea (Carnivora), Mus musculus, Mesocricetus auratus, Cricetulus 

 spec. (Rodentia) 



DeHAAN, R. L. M.A., Ph.D. — Dept. of Embryol., Carnegie Inst, of Wash- 

 ington, 115 W. University Parkway, BALTIMORE 10, Md., U.S.A. 



a. Morphogenetic movements and cell migration associated with embryonic 

 heart formation. Gallus gallus (Aves) 



b. Pacemaker formation and the initiation of the heartbeat. Gallus gallus 

 (Aves) 



c. Spatial organization and supracellular patterns in embryonic tissues. 

 Drosophila spec. (Diptera), Gallus gallus (Aves) 



DEKKER, Miss A. Med.Dr. — Anat.-Embryol. Lab., Fac. of Med., State 

 Univ. of Leiden, Wassenaarseweg, Boerhaavekwartier, LEIDEN, Nether- 

 lands 

 a. Heart and vessels in congenital malformations. Homo sapiens (Primates) 

 (in collaboration with J. DANKMEIJER. H. A. SNELLEN and Miss 

 H. C.vanlNGEN) 



DELMAS, A. Prof. — Lab. d'Anat, Fac. de Med., 45 Rue des Sts. Peres, 

 PARIS Vie, France 



a. Developpement de l'encephale. Homo sapiens (Primates) 



b. Developpement anormal de l'encephale et des organes des sens. Mus rattus 

 (Rodentia) 



DeLONG, G. R. A.B., M.D. — Lab. of Neuroanat. Sci., N.I.N.D.B., National 



Inst, of Health, BETHESDA 14, Md., U.S.A. 

 a. Histogenetic analysis of the nervous system using tritiated thymidine. 



Gallus domesticus (Aves) (in collaboration with A. J. COULOMBRE) 

 DELSOL, M. Dr.es Sci., Prof. — Dept. de Biol. Gener., Fac. Cathol., 25 Rue 



du Plat, LYON 2e, France 



a. Etude de la metamorphose de l'intestin en survie ou en culture. Alytes 

 obstetricans (Anura) 



b. Arret prolonge de la metamorphose par le froid. Alytes obstetricans 

 (Anura) (en collaboration avec Miss J. FLATIN) 



c. Action des hormones hypophysaires sur 1'embryon et la larve. Mise au 

 point d'un test de dosage de l'hormone F.S.H. Alytes obstetricans (Anura) 

 (en collaboration avec Miss J. FLATIN) 



DeMAGGIO, A. E. — Coll. of Pharmacy, Rutgers Univ., 1 Lincoln Ave., 

 NEWARK 4, N.J., U.S.A. 

 a. Experimental developmental morphology of plants. 

 DE MEIO, R. — Inst, de Biol. Celular, Univ. Nacional de Cordoba, Casilla 

 Postal 362, CORDOBA, Argentina 

 a. Sulphur metabolism in the embryo. Gallus domesticus (Aves) (in collab- 

 oration with L. M. RINALDINI and H. BARRA) 



41 



