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food substances. Carnegie Institution of Washington, Publication ...ich was studied primarily by physicians to explain the growth of the human embryo, can likewise receive little attention in the medical school. These subject

...tion of the marsupial blastocyst with the trophoblast of the Eutheria, the embryo of the former, therefore, being without trophoblastic covering. ...on in similar conditions independently discovered by Patterson CIO) in the embryo of the Tatusia.

...he brain in some species; in others, it enters the ventral surface. In the embryo it is primarily con- nected with the lamina terminalis. It is therefore cal Demonstration in the human embryo of a dorsal olfactory nerve in addition to the ventral well-known olfactory

...idently would have shown less conformity if they had been obser\^ed in the embryo stage. (JSTewmann's Fig, 38.) ...commonly occurs to a greater or less extent during the development of the embryo. The sand was spriid^led with water as often as necessary. It was not neces

University of Cincinnati Carnegie Institution Ruth Stocking Lynch. The cultivation in vitro of liver cells from the chick embryo. Twenty-five figures 281

...the earliest neuro-muscular responses to tactile stimuli in the amphibian embryo. During the season of 1907 these experiments were continued upon embryos of ...with a most important phase of behavior, namely, its very beginning in the embryo. If, for instance, there is any such thing as a ^'simple reflex," such as S

University of Cincinnati Carnegie Institution WARREN H. LEWIS Carnegie Laboratory oj Embryology, Johns Hopkins Medical School

a. Chromosomes in the embryo 3 a. Chromosomes in the embryo

Henry Denison. Note on Pathological Changes found in the Embryo Pig and its Membranes, with one figure 2.~3 ...sents a section taken through the anterior thoracic region of a 16 mm. cat embryo in which both azygos veins are of large

Taniorarhischisi.i ami nlhrr anomalies. Six figures 289 Iv*\ K. Wai.i.in. .V teaching model of a 10 mm. pig embryo. Three figures. 295

...d' achondroplasie. Nouv. ieonog. de la Salpetriere, Paris, 1901, XIV, 277-289. 12. Osborne, T. B., and Mendel, L. B.: Publications of the Carnegie Institution of Washington, 1911, Bull. No. 156.

...hyme cells is relatively low, as their origin from the basal region of the embryo might lead us to expect. This being the case, they are less affected by sli ...(Child, 16 c). According to Boveri ('01 a, '01 b) the apico-basal axis of embryo and larva coincides with the axis of the growing oocyte in Strongylocentrot

1918. .\xvlil, 289-29i;. 1918, xi. 289-319.

...ems to be required for growth and development of the nervous tissue in the embryo. ...Institute for Medical Research. By cultivating in vitro parts of the chick embryo lens containing cells from the iris, a pure outgrowth of epithelial cells w

...r regions of the body. The sweat glands first make their appearance in the embryo in these regions. These areas also lend themselves readily to an extensive 289

...minal viscera through the spinal column; "\'eraguth COl) described a human embryo with ectopia of the spleen and intestines. Finally, in 1917, Williams descr ...ech., Bd. 11. Good, J. P. 1912 Spina bifida in the neck region of a ferret embryo 8 mm.

...e from each and consequently no defects except in size would appear in the embryo. Experiments on later stages, however, indicate absence of localization as ...ved and the remaining one will develop into a perfectly normal but smaller embryo. Morgan- succeeded in producing such embryos and I have also been able to d

...and it is entirely possible that this region of the central cavity in the embryo was much more suggestive of the fourth ventricle. Judging from the adult al ...Tcr. and Dean that Polistotrema possesses well-developed ventricles in the embryo; the expansion being fully as great as in a similar stage of Petromyzon. As

...hem to enlarge and function. Again, that large venous network in the early embryo which is associated with the azygos vein and which later disappears may be ...pment of the lymphatics of the lungs of the embryo pig. Contrib. Embryol. (Carnegie Inst.), Wash., 1916, IV, 47.

vol. 3, p. 289-295. 1898. Sulle modificazione morfologichc delle cellule nervose di animal ...er den Bau der Spinalganglienzellen bei einen viermonatlichen menschlichen Embryo. Arch. f. mikr. Anat., Bd. 59. 1901.

arrow indicates the direction of the axis of the future embryo, b, bristle. ...de of the blastoderm is away from the observer, and the axis of the future embryo is ill a diagonal position, as indicated in Fig. 1. These fig-ures (A of th

...A study on the depth of penetration of ultraviolet light-ray energy in the embryo of the tadpole 323 ...gland form accessory glands. According to Keibel and ]\Iall, in the female embryo few glands are formed, three being the maximum number. These may undergo de

...ples of the development of the systemic lymphatic vessels in the mammalian embryo 399 ...in E. Reinkb. Note on the presence of the fifth aortic arch in a 6 mm. pig embryo 453

==On The Development Of The Blood-Vessels Of The Brain In The Human Embryo== ...teries had been injected with Prussian blue, which, together with numerous embryo pigs injected alive or immediately after death, form the basis of this stud

...inophilies, the fixed mesenchymal cells may also give rise to them. In the embryo, hematopoietic mesenchyme is widely distributed. In the adult the bone-marr ..., with a bearing on the embryology of the lymphatic system. Wash.. 1915. — Carnegie Inst.. Wash.. Publ. No.