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===1. Some of the Developmental Problems Faced by the Embryo After Gastrulation=== ...e mesodermal tubes in the Amphibia resembles to a degree that in the shark embryo (fig. 217B, E).

...lection [[:Category:Carnegie Embryo 1399|Embryo No.1399]], classified as [[Carnegie stage 8|'''Stage 8''']] occurring during [[Week 3]]. ...Poor || Formol || P || Trans. || 10 || {{HE}} etc. || 1916 || "Mateer embryo" described by Streeter (1920) <ref>{{Ref-Streeter1920a}}</ref>

=Transformation of the Aortic-Arch System during the Development of the Human Embryo= ...he arterial system of a 22-somite embryo ([[:Category:Carnegie Embryo 2053|Embryo No. 2053]], length 3 mm).]]

By A. M. Hain (Carnegie Research Fellow), The Institute of Animal Genetics, Edinburgh University, ...y defrayed by grants (to A.M.H.) from the Medical Research Council and the Carnegie Trust for the Universities of Scotland.

'''Brief timeline of rabbit embryo model use''' *1890- Walter Heape succeeded first mammalian embryo transfer

...left]] This is equivalent to the later Carnegie staging system of embryo [[Carnegie stage 7]]. {{Carnegie stage 7 links}}

...and blastulation appear normal. However, gastrulation is abortive, and the embryo soon dies (Moore, '41, '46, '47). ===6. Relation of Early Cleavage Planes to the Antero-posterior Axis of the Embryo===

...onare Geschlechtzellen’ in the intestinal epithelium of a four~weeks human embryo. The supposed sex cells were disposed in such a way as to suggest an active ...considered to be germ cells in the lateral plates of mesoderm of a 2.3—mm. embryo, and as these plates were folded under the gut in 2.8-mm. embryos, the germ

=A Presomite Human Embryo (Shaw) with Primitive Streak and Chorda Canal with special reference to the ...appreciation of the gift we have associated the name of Dr Shaw with this embryo.

...s thesis by Stewart describes development of the blood supply to the human embryo basal ganglia. =The Development of the Blood Supply to the Human Embryo Basal Ganglia=

...some way this morphology of the egg is . related to the morphology of the embryo developed from the egg, and hence is called its promorphology. ,, ...materials in general related with the vegetative organs of the developing embryo.

...the opinion of Veit that "ova" may continue to grow after the death of the embryo, but added that the existence of bare areas and the bunching of villi in so ...abortuses, not only believed that cellular proliferation can occur in the embryo after its death, but that either the lateral or the dorsal or ventral halve

Carnegie Institution of Washington ...n of data was made by the statistical staff of the Department of Genetics, Carnegie Institution of Washington (Cold Spring Harbor, Long Island), and by Mr. Wil

...by grants from the Penrose Fund of the American Philosophical Society, the Carnegie Corporationof New York and the University of Pittsburgh. Publication no. 7, ...on is Von K6lliker’s (1882 and 1883) description of the bulb in an 8-weeks embryo. The microscopic structure of the olfactory bulb in adult man, however, exc

...of the internal carotid artery is, of course, the third aortic arch of the embryo. 2) It is supplied by a very characteristic branch of the ninth or glossoph Fig. 1 Calf embryo; 14-mm. reconstruction drawing of the region of the carotid body.

:'''Links:''' [[Book_-_Contributions_to_Embryology|Carnegie Institution of Washington - Contributions to Embryology]] | [[Immune System ...eir function; a history of its development in many organs of the mammalian embryo and of its differences in pattern and extent in various animals ; and a fai

...ical study With few exceptions, the younger the stage of development of an embryo of a particular species the lower is the animal group which it resembles bo ...hology does not appear to be concerned with the further development of the embryo, although the genetic structure of the male gametes is of fundamental impor

...an ovum 1.5 x 2.5 mm. was situated. It had but few villi and contained an embryo in a very rudimentary stage. Between the surfaces of the chorion and uterin ...the ovum has entered the mucosa. My ovum does not show any "Anlage" of an embryo and therefore must be younger than that of Peters, in which an amniotic cav

...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

...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