Embryology and Experimental Morphology NOT TO BE REMOVED from Level 3 Wellcome Trust Building VOLUME 9 December 1961 PUBLISHED FOR THE COMPANY OF BIOLOGISTS PART A LIMITED O X F O R D : AT THE C L A R E N D O N PRESS Contents of Volume 9 Part 1, March 1961 Radiodestructions partielles chez l'embryon de Poulet aux stades jeunes et localisation des ebauches digestives BARBIERI, FRANCISCO D. L'Action de l'irradiation ultraviolette sur le metabolisme des acides nucleiques dans l'embryon de Poulet BEAUDOIN, ALLAN R. Teratogenic Activity of Several Closely Related Disazo Dyes on the Developing Chick Embryo WALKER, BRUCE E. The Association of Mucopolysaccharides with Morphogenesis of the Palate and Other Structures in Mouse Embryos SIMS, R. T. The Blood-Vessels of the Developing Spinal Cord of Xenopus laevis LAWSON, KIRSTIE. The Differential Growth Response of Embryonic Chick Limb-bone Rudiments to Triiodothyronine in vitro. I HEIM, WERNER c The Serum Proteins of the Rat During Development FAUTREZ, J., et FAUTREZ-FIRLEFYN, N. La metachromasie au bleu de toluidine dans l'ceuf d'Anemia salina. I COLLE-VANDEVELDE, A. Sur l'origine du sang et des vaisseaux chez Lebistes reticulatus (Teleosteeri) KIORTSIS, v., etDROiN, A. La Regeneration caudale des Urodeles (Induction et reactivite du territoire) CLARK, R. B., and EVANS, s. M. The Effect of Delayed Brain Extirpation and Replacement on Caudal Regeneration in Nereis diversicolor PAYNE, J. M., and PAYNE, SYLVIA. Placental Grafts in Rats COHEN, J. The Transplantation of Individual Rat and Guinea-pig Whisker Papillae KENT, ROSALIND. The Development of the Phagocytic Activity of the Reticuloendothelial System in the Chick TAHARA, Y., and NAKAMURA, o. Topography of the Presumptive Rudiments in the Endoderm of the Anuran Neurula BRONDSTED, AGNES and H. v. Influence of Temperature on Rate of Regeneration in the Time-graded Regeneration Field in Planarians BRONDSTED, AGNES and H. v. Number of Neoblasts in the Intact Body of Euplanaria torva and Dendrocoelum lacteum GiNSBURG, A. s. The Block to Polyspermy in Sturgeon and Trout with Special Reference to the Role of Cortical Granules (Alveoli) MAISEL, HARRY, and LANGMAN, JAN. An Immuno-embryological Study on the Chick Lens O'BRIEN, B. R. A. Development of Haemoglobin by De-embryonated Chick Blastoderms Cultured in vitro and the Effect of Abnormal RNA upon its Synthesis L E D O U A R I N , NICOLE. 1 9 14 22 32 42 52 60 68 77 97 106 117 128 138 159 167 173 191 202 Part 2, June 1961 COHEN, J., and 'ESPINASSE, PAUL G. On the Normal and Abnormal Develop- ment of the Feather 223 ALLEN, J. A. The Development of Pandora inaequivahis (Linn6) 252 HUGHES, ARTHUR. Cell Degeneration in the Larval Ventral Horn of Xenopus 269 laevis (Daudin) EBLING, F. J., and JOHNSON, ELIZABETH. Systemic Influence on Activity of Hair Follicles in Skin Homografts FINNEGAN, CYRIL v. An Analysis of the Postgastrula Differentiation of the Hypomere. I HATHAWAY, D. s. and SELMAN, G. G. Certain Aspects of Cell Lineage and Morphogenesis Studied in Embryos of Drosophila melanogaster with an Ultra-violet Micro-beam SCHOWING, JEAN. Influence inductrice de l'encephale et de la chorde sur la morphogenese du squelette cranien chez l'embryon de Poulet BEARN, J. G., and HARRIS, F. T. c. An Investigation of Renal Function during Histogenesis in the Late Foetal and Neonatal Rat by means of the Uptake and Autoradiographic Localization of Radioactive Potassium GOSS, R. J. Experimental Investigations of Morphogenesis in the Growing Antler 285 294 310 326 335 342 Part 3, September 1961 SOLOMON, J. B. The Onset and Maturation of the Graft versus Host Reaction in Chickens c. B. The Importance of Mesenchymal Factors in the Differentiation of Chick Epidermis. I MCLOUGHLIN, c. B. The Importance of Mesenchymal Factors in the Differentiation of Chick Epidermis. II STEPHAN, F., et SUTTER, B. Reaction de l'embryon de Poulet au bleu trypan DENIS, H. Recherche sur la differentiation proteique au cours du developpement des Amphibiens LE DOUARIN, NICOLE. Perturbations indirectes de l'organogenese cardiovasculaire obtenues par la destruction aux rayons X de territoires situes en arriere de l'ebauche du coeur HNIK, P., and ZELENA, J. Atypical Spindles in Reinnervated Rat Muscles 355 MCLOUGHLIN, 370 385 410 422 446 456 ADAMS, C. E., HAY, MARY F., and LUTWAK-MANN, CECILIA. The Action of Various Agents upon the Rabbit Embryo 468 Further Investigations on the Cytotoxic and Morphogenetic Effects of some Nitrogen Mustard Derivatives 492 JURAND, A. Investigations of the Germ-plasm in Relation to Nuclear Transplantation SAXEN, L A U R I , and TOIVONEN, SULO. The Two-gradient Hypothesis in Primary Induction. The Combined Effect of Two Types of Inductors Mixed in Different Ratios LAWSON, KIRSTIE. The Differential Growth-response of Embryonic Chick Limb-bone Rudiments to Triiodothyronine in vitro. II LE D O U A R I N , GEORGES. Malformations resultant d'irradiations localisees de differentes parties de l'ebauche cardiaque chez l'embryon de Poulet INOUE, K A Z U K O . Serologically Active Groups of Amphibian Embryos MILAIRE, J. Les Effets de la succion de l'un des deux premiers blastomeres de DI B E R A R D I N O , MARIE A. l'ceuf de Grenouille (Rana temporaria et Rana esculenta) 507 514 534 556 563 586 Part 4, December 1961 P R A H L A D , K. v., and CONAWAY, c. H. Alkaline Phosphatase Activity in the Rat Uterus FINNEGAN, CYRIL 599 v. An Analysis of the Postgastrula Differentiation of the Hypomere. II and MiCHiE, D O N A L D . Experiments on the MaternalFoetal Barrier in the Mouse. I KNOBEL, D. P., and MICHIE, D O N A L D . Experiments on the Maternal-Foetal Barrier in the Mouse. II DAMERON, FLORENCE. L'influence de divers mesenchymes sur la differenciation de l'epithelium pulmonaire de l'embryon de Poulet en culture in vitro B L A C K L E R , A. w., and F I S C H B E R G , M. Transfer of Primordial Germ-cells in Xenopus laevis S T E P H A N - D U B O I S , FRAN901SE, et G I L G E N K R A N T Z , F E R N A N D . Transplantation et regeneration chez la Planaire Dendrocoelum lacteum F I N N E G A N , C Y R I L v. A Study of Nuclei and Intercellular Ground Substance during the in situ Differentiation of Somites in Taricha torosa SMITH, j . MAYNARD, and SONDHI, K. c. The Arrangement of Bristles in Drosophila BECK, F. Comparison of the Different Teratogenic Effects of Three Commercial Samples of Trypan Blue W O L F F , E T I E N N E , et W O L F F , E M I L I E N N E . Le role du mesonephros de Tembryon de Poulet dans la nutrition de cellules cancereuses. II 609 F I N E G O L D , MILTON, 618 623 628 634 642 650 661 673 678