Contents
of
Volume
9
Part
1,
March
1961
LEDOUARIN, NICOLE. Radiodestructions partielles chez l'embryon de Poulet
aux stades jeunes et localisation des ebauches digestives 1
BARBIERI, FRANCISCO D. L'Action de l'irradiation ultraviolette sur le meta-
bolisme des acides nucleiques dans l'embryon de Poulet 9
BEAUDOIN, ALLAN R. Teratogenic Activity of Several Closely Related Disazo
Dyes on the Developing Chick Embryo 14
WALKER, BRUCE E. The Association of Mucopolysaccharides with Morpho-
genesis of the Palate and Other Structures in Mouse Embryos 22
SIMS,
R. T. The Blood-Vessels of the Developing Spinal Cord of
Xenopus laevis
32
LAWSON, KIRSTIE. The Differential Growth Response of Embryonic Chick
Limb-bone Rudiments to Triiodothyronine in vitro. I 42
HEIM, WERNER c The Serum Proteins of the Rat During Development 52
FAUTREZ, J., et FAUTREZ-FIRLEFYN, N. La metachromasie au bleu de tolui-
dine dans l'ceuf d'Anemia
salina.
I 60
COLLE-VANDEVELDE, A. Sur l'origine du sang et des vaisseaux chez Lebistes
reticulatus (Teleosteeri)
68
KIORTSIS,
v., etDROiN,
A.
La Regeneration caudale des Urodeles (Induction et
reactivite du territoire) 77
CLARK, R. B., and EVANS, s. M. The Effect of Delayed Brain Extirpation and
Replacement on Caudal Regeneration in Nereis
diversicolor
97
PAYNE, J. M., and PAYNE, SYLVIA. Placental Grafts in Rats 106
COHEN, J. The Transplantation of Individual Rat and Guinea-pig Whisker
Papillae 117
KENT, ROSALIND. The Development of the Phagocytic Activity of the Reticulo-
endothelial System in the Chick 128
TAHARA, Y., and NAKAMURA, o. Topography of the Presumptive Rudiments in
the Endoderm of the Anuran Neurula 138
BRONDSTED, AGNES and
H. v.
Influence of Temperature on Rate of Regeneration
in the Time-graded Regeneration Field in Planarians 159
BRONDSTED, AGNES and H. v. Number of Neoblasts in the Intact Body of
Euplanaria
torva and
Dendrocoelum
lacteum 167
GiNSBURG,
A.
s. The Block to Polyspermy in Sturgeon and Trout with Special
Reference to the Role of Cortical Granules (Alveoli) 173
MAISEL, HARRY, and LANGMAN, JAN. An Immuno-embryological Study on the
Chick Lens 191
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 202