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Department of Embryology, Carnegie Institution of Washington, Baltimore, Maryland ...ovulationem, leaving only five and one-half days‘ actual development of the embryo to birth. The rate of development is compared with Eutherian mammals.

...both the method of injection and that of direct observation of the living embryo in the same stage. ...h the growih of the entire wall of a vessel by cell-division in the living embryo and the formation of new vessels from the walls of old vessels; so that the

Carnegie Institution Of Washington, Department Of Embryology, The Johns Hopkins Univ in the embryo is controlled by a hormone,

...the early development of the neural folds and sensory anlagen of the human embryo. ...ez and Evans’ (’25) significant monograph on “The development of the human embryo during the period of somite formation, including embryos with 2 to 16 pairs

| These are links to other normal Carnegie Collection numbered embryos available on this educational site. {{Carnegie numbered embryo links}}

structural relationships between the developing embryo and the uterus. These comprise a succession of stages of placental metabolic demands of the developing embryo and fetus.

the development of the embryo. Arch. Gyniik.. 143, 512.

...h he believed was the essential element in that it contained the preformed embryo in an intangible way. That is, the sperm animalcule of the ram contains a l ...rged capsule is soon formed which assumes the size and shape of the future embryo at the time of hatching (fig. 123). (See Tavolga, '50.) In the brook lampre

...p. 1391. Corner, G. W. 1915 Corpus luteum of pregnancy as it is in swine. Carnegie ...ctomjr in relation to the secondary sex characters of some domestic birds. Carnegie Inst. Washington, 243. Hegar, K. 1910 Studien zur Histogenese des Corpus lu

...yolk. This substance contains the principal foodstuffs for the developing embryo. Studies on the yolk of the hen’s egg indicate that it contains water (50 ...ter chapters that the animal pole marks the anterior end of the developing embryo and the vegetal pole marks the posterior end. There is also reason to belie

...ls sie stehenden Wirbelthieren, erseheinen aber aueh bei dem menselilieben Embryo nieht vor Ablauf der ersten beiden Monate nach der Bmpfangniss. ...it they communicate with the exterior by a common opening. In the 4.75-mm. embryo (fig. 7) the naso-hypophyseal invagination has shifted toward the dorsal si

are comparatively numerous in the embryo, and in the adult the resting A, From a 7 mm. embryo; B, from one of 26 mm.; ch,

143 143

{{Ref-Hartman1928}} Nine charts and four heliotype plates 143 Embryo: nine to fourteen days’ incubation 12

From the Department of Embryology, Carnegie Institution of Washington, Baltimore, Maryland ...ation of the cavities in the cartilaginous capsule of the ear in the human embryo. Amer. Jour. Anat., vol. 22.

...ATION OF THE CAVITIES IN THE CARTILAGINOUS CAPSULE OF THE EAR IN THE HUMAN EMBRYO== Department of Embryology, Carnegie Institution of Washington, Baltimore,

A. In a salmon embryo after Furst. The position of the cell body. They share in its trophic functions, as is nerve of an embryo of

h) Communications of the "Institut International d'Embryo logie" (Embryological section of the I.U.B.S.) P List of members of the "In ...Uruguay. S. America. •BURNS. R. K. B.S., Ph.D., Prof. — Dep. of Embryol., Carnegie Inst.

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

...presents the direction of the first outgrowth of the cochlear pouch of the embryo. As shown by Streeter ('07) for the human, this first growth of the cochlea and the acoustic and facial nerves in the human embryo. Am. Jour.

...ent peculiarly favorable m.aterials for studies of this character, for the embryo becomes functional at a very early stage of differentiation, in this respec ...m of response to any sort of excitation applied to the trunk region of the embryo, viz., a swim,ming reaction, and the same neurones are involved throughout

...that described for other hemopoietic organs, e.g., yolk-sac of 10-mm. pig embryo, 5 yolk-sac of mongoose embryos, 6 and red bone-marrow. 7 ...of mesenchymal 'angioblasts' in the living blastoderm of the two-day chick embryo grown in Locke's solution, by which the blood-vessel lumen forms. But these

...f the Scala tympani, Scala vestibuli and perioticular cistern in the human embryo. Nine figures 299 Embryo 12.84

...y of Bdellodrilus philadelphicus. Twenty-six text figures and eight plates 143 a. Chromosomes in the embryo 3

...ennent have made experiments in which the paternal influence in the hybrid embryo was diminished. Tennent states that in the cross between Hipponoe and Toxop ' Tennent, Publication 132, Carnegie Institution, 1910.

Mabel Bishop. The nervous system of a two-headed pig embryo. Twenty figures 379 143

...ry Lowrey. The growth of the dry substance in the albino rat. Four figures 143 ...ogy, With An Appendix On The Arteries And Veins In A Thirty Millimeter Pig Embryo==

...) stated that there are present in the developing islet cells of the sheep embryo minute safranophile granules. These have since been observed by Laguesse (' Pankreas beim nienschlichen Embryo. Arch, mikros. Anat., Bd. 64. Kyrle, J. 1908 Ueber die Regenerationsvorgang

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

...erning certain cytological characteristics of the erythroblasts in the pig embryo and the origin of non-nucleated erythrocytes by a process of cytoplasmic co ==The Development Of The Rectum In The Human Embryo==

...probably for the carotids." Thus the evi ' See the figures of the skull in embryo marsupials, edentates, insectivores, etc., as figured by Broom, Parker and ...n so far as they lie between the pterygoids and the quadrates. Likewise in embryo mammals the cartilaginous alae temporalis are interpreted by Broom ('09) as

Fig. 23 Caudal end of a bo nun. Alustelus embryo. Note that the pores of canals of the head. In a 36 mm. embryo the lateral sensory

...o him the problem: If the spermatic fluid might stimulate the heart of the embryo in the process of fertilization, why might not other fluids produce the sam ...the diverse modifications which it undergoes, all the other organs of the embryo. '

...r H. Slifer, Insect development. If. Mitotic activity in the grassliopjier embryo. Two figures 013 ...trient organs, or pseudoplacenta, until shortly before birth. At birth the embryo is a little more than one-third the adult body length and bears strongly de

143 ...idently would have shown less conformity if they had been obser\^ed in the embryo stage. (JSTewmann's Fig, 38.)

...m) in Both Wrists of an Adult Male Negro. Shown by X-Ray, with two figures 143 Henry Denison. Note on Pathological Changes found in the Embryo Pig and its Membranes, with one figure 2.~3

Howard Brown Stough. Modified mitosis in the chick embryo. Eight plates (sixty figures) 535 1. The embryo of the chick develops in its own egg entirely apart from the mother. For th

Translation by Jos6 F. Nonidez Carnegie Institution of Washington 8 1917 The microscopic structure of striped muscle in Limulus. Pub. 251, Carnegie Institution of Washington, pp. 273-290.

Body length = 143 log (Bd. wt. + 15) - 134 ...e also points out that the systemic lymphatic development in the mammalian embryo is "by no means confined to the immediate environment of degenerating embry

==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

Translation by Joat V Nonidu Carnegie Institution Wuhington Translation by Jos6 P. Nonidez Carnegie Institution of Washington

Carnegie Institution of Washington Director of the Department of Marine Biology of the Carnegie

...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

...bryos were arranged accord- ing to measurement rather than age. The oldest embryo of the first series was 9.4 mm. in length, and the later series were select ...al cavity and in the pharynx, buds that resemble mature buds of the oldest embryo studied in all essential details except size. The later maturing of the tas

...hns Hopkins University and Director of the Department of Embryology of the Carnegie Institution of Washington. We who in thought lingered at his bedside during ...ion, the directorship of the newly created Department of Embryology of the Carnegie Institution of Washington. The University of Michigan honored him and honor

...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

C. W. M. PoYXTER. Some observations on wound healing in the early embryo. Twelve figures ...nd Atterbury. Bursa and tonsilla pharyngea; a note on the relations in the embryo calf. Eight figures 251

...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

Aided by the Carnegie Institution. ...us structures in the wall of the cerebral vesicle and neural tube of a cat embryo undoubtedly relate to mitochondria.

P. M. N 143 47.e^< normal, living embryo or animal is most easily aecomplisheil