GIERSBERG, H. 1926. Beitrage zur Entwicklungs- 

 physiologie der Amphibien. III. Neue Untersuch- 

 ungen zur Neurulation bei Rana und Triton. (Activ- 

 ity of the medullary anlage in Rana and Triton. ) 

 Roux' Arch. f. Entw.-Mech. d. Org. 107: 74-97. 

 (Isolation of medullary anlage in vitro; transplanta- 

 tion of plate; unilateral isolation of plate in intact 

 embryo; dynamics of closure of neural folds and role 

 of aiedullary plate and surrounding ectodernn in that 

 process. ) 



GIGLIO-TOS, E. 1902. Sull'origine embrionale del 

 nervo trigemino nell'uomo. Anat. Anz. 21: 85-105. 



1902. Sui primordi dello sviluppo del nervo 



acustico-faciale nell'uomo. Anat. Anz. 21: 209-225. 



GILBERT, M. S. 11935. Some factors influencing 

 the early development of the mammalian hypophysis. 

 Anat. Rec. 62: 337-359. (Man, rat, ennbryos; re- 

 lation of fornnation of hypophysis to closure of anter- 

 ior neuropore, differential growth of brain.) 



1935. The early development of the human 



diencephalon. Jour. Comp. Neur. 62: 81-115. 

 (Differential growth of epi-, hypo-, dorsal and ventral 

 thalami; differentiation of nuclei and fiber tracts.) 



GILCHRIST, F. G. 1929. The determination of the 

 neural plate in urodeles. Quart. Rev. Biol. 4: 544- 

 561. (Review of literature.) 



GILLETTE, R. 1944. Cell number and cell size in 

 the ectoderm during neurulation. (Amblystonna 

 maculatunn). Jour. Exp. Zool. 96: 201-222. (Histol- 

 ogy; no cellular hypertrophy or differential nnitotic 

 rate involved in neurulation. Quantitative. ) 



GIOIA, C. di. 1926. Sul processo di rigenerazione 

 della mucosa gastrica in rapporto alia simpaticectonnia 

 periarteriosa. (Regeneration of the gastric mucosa in 

 relation to periarterial sympathectonny. ) Ann. Ital. 

 Chir. 5: 169-194. (Not abstracted in Biological Ab- 

 stracts. ) 



GJCIrUP, E. 1929. Tilf. af Meningocele og Spina 

 bifida. (Meningocele and spina bifida) Ugeskr. Laeger 

 91: 700-702. (Man; report of one case. ) 



GLADSTONE, R. J. and H. A. COLWELL. 1933. 

 On some effects of X-rays on the developing chick 

 embryo. Jour. Anat. 68: 85-95. (Observations on 

 cytology of degeneration; differential effects on various 

 tissues of embryo. Experimental teratology.) 



and H. A. DUNLOP. .1927. A case of hydro- 

 cephalus in an infant, with comments on the secretion, 

 circulation, and adsorption of the cerebrospinal fluid. 

 Jour. Anat. 61: 360-384; 387-413. (Man; description 

 of inf lamnnation of choroid plexi, meninges, and brain 

 substance; discussion of normal secretion, circulation 

 of adsorption of cerebrospinal fluid. ) 



and C. P. G. WAKELEY. 1935. Development 



and histogenesis of the human pineal organ. Jour. 

 Anat. 69: 427-454. (Origin, proliferation, migration, 

 histogenesis of pineal elements in human embryo.) 



GLASER, H. 1928. Uber die Cephalothoracopagen 

 und einen Prosopothoracopagus disymmetros vom 

 Schwein. (Cephalothoracopagi and an unsymmetrical 

 prosopothoracopagus in swine. ) Zeitschr. Wiss. Biol. 

 Abt. D, Roux' Arch. f. Entw.-Mech. d. Org. 113: 

 601-639. (Anatomical study of double nnonsters in 

 swine with particular reference to structure of brain 

 parts and eyes. ) 



GLASER, O. C. 1914. On the mechanism of morpho- 

 logical differentiation in the nervous system. I. The 

 transformation of a neural plate into a neural tube. 

 Anat. Rec. 8: 525-551. 



GLEES, P. 1941. The differentiation of the brain and 

 other tissues in an implanted portion of an embryonic 

 head. Jour. Anat. 75: 239-248. (Rabbit, embryo, and 

 host; differentiation of ennbryonic nervous tissue im- 

 planted in adult brain. ) 



GLOCKSMANN, A. 1940. Development and differenti- 

 ation of the tadpole eye. Brit. Jour. Ophthalmol. 24: 

 153-178. (Decrease in yolk content; counts of resting, 

 dividing retinal cells. Quantitative.) 



GODINOV, V. M. and T. N. STAFIEVSKAIA. 1928. 

 (Arterial system of the human brain. ) (Russian with 

 German sunnmary. ) Irkutsk Medical Jour. 6: 5-10. 

 (Man; embryos to old adults; dependence of cerebral 

 vascularization on depth and sinuosity of sulci, inde- 

 pendence of brain weight, intellectual achievement. 

 Relation of type of arterial branching to age of subject.) 



GOERTTLER, K. 1925. Die Formbildung der MeduU- 

 aranlage bei Urodelen im Rahmen der Verschiebungsvor- 

 gange von Keimbezirken wahrend der Gastrulation und 

 also entwicklungsphysiologisches Problem. Arch. f. 

 Entw.-Mech. 106: 503-541. (Extirpation presumptive 

 medullary plate, vital staining; regulative and inductive 

 processes in the late gastrula; reconciliation of differ- 

 ences in formation of neural plate between Anurans and 

 Urodeles. ) 



1926. Experinnentell erzeugte "Spina bifida-" 



und "Ringembryobildungen" und ihre Bedeutung fiir die 

 Entwicklungsphysiologie der Urodeleneier . (Experi- 

 mental "Spina bifida-" and "Ringembryobildungen" 

 and their importance for the physiological development 

 of the urodele egg.) Zeitschr. Ges. Anat. Abt. 1. 

 Zeitschr. Anat. u. Entwicklungsgesch. 80: 283-343. 

 (Not abstracted in Biological Abstracts. ) 



1926. Spina Bifidabildung bei Urodelen. (In- 



folge von Defektoperationen im Gebiet der dorsalen 

 Urmundlippe und nach Aufzucht der Eier in 0.6 proz. 

 Kochsalzlosung. ) (Spina bifida formation in urodeles 

 resulting from operative interference and after raising 

 eggs in 1.6% NaCl.) Verhandl. Anat. Ges. 1926: 77- 

 87. (Detailed evidence that spina bifida arises not from 

 derangement of differentiation but from injury of mech- 

 anics of structure formation. ) 



1927. Die Bedeutung der Formbildungsvorgange 



ann undifferenzierten Urodelenkeim fiir die Entstehung 

 des MeduUar-materials. (Significance of morphogenic 

 processes in undifferentiated urodele embryos for the 

 origin of medullary substance. ) Verhandl. Anat. Ges. 

 36: 75-80. (See abstract of 1926 article in Roux' 

 Archives. ) 



1927. Die Bedeutung gestaltender Beweguns- 



vorgange beim Di{ferenzierungsgeschehen. (Trans- 

 plantations experimente an Urodelenkeimen zur Frage 

 der Differenzierung des MeduUarmaterials. ) (Signifi- 

 cance of formative movement processes in differenti- 

 ation. Transplantation experiments concerned with 

 differentiation of nneduUary material in urodele embry- 

 os. ) Zeitschr. Wiss. Biol. Abts. D. Roux' Arch. f. 

 Entw.-Mech. d. Org. 112:517-576. (Pleurodeles, 

 Triton, Axolotl; gastrulae and neurulae; homo and het- 

 eroptopic, homo-and hetero-chronic transplantations of 

 presumptive medullary plate material; relations of 

 formative and differentiation tendencies during early 

 development; fate of presumptive medullary plate and 

 induction of secondary nervous systems in the light of 

 Spemann's organizers.) 



35- 



