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[[Carnegie stage 1]] ...a. 0.1 mm) and weight (ca. 0.004 mg) of the organism at fertilization, the embryo is "''schon ein individual-spezifischer Mensch''" (Blechschmidt, 1972). The

...int Louis University, Saint Louis, Missouri, and Department of Embryology, Carnegie Institution of Washington, Baltimore, Maryland ...identified by a number of external and internal characteristics, and each embryo at a given stage has a similar degree of organization and differentiation t

...e, in which it opened in the naso-pharynx. In the development of the human embryo we see these three stages reproduced.<ref> See Professor J. E. Frazer, Lanc ...rmation of the Face by the Nasal, Maxillary and Mandibular Processes in an Embryo of the 6th week]]

...ffect absorption of the embryo in rabbits within a few days by killing the embryo upon the seventh or eighth day of gestation. Since this is just about the t ...ms to indicate that in dogs bilateral ovariotomy leads to the death of the embryo and to abortion of it and of the entire conceptus. Strahl and Henneberg (19

[[Image:CSt3.jpg|thumb|Human Blastocyst (Carnegie Stage 3)]] ...development. After this period the inner cell mass, which forms the entire embryo, will differentiate into embryonic germ layers with restricted differentiat

...Mall describes the human embryos in the collection that would become the [[Carnegie Collection]]. There is also a [[:File:1904 - Catalogue of the collection of [[Carnegie Collection]] | [[Carnegie Embryos]]

...0 series and 12 dissected tonsillar regions from the [[Carnegie Collection|Carnegie Institution, Department of Embryology]], and 50 series and 19 dissected ton ...tance. I also wish to acknowledge the generous help of Dr. G. L. Streeter, Carnegie Institution of Embryology, in placing at my disposal abundant material.

...e free to use our judgment in methods of fixation and preservation. If the embryo is perfectly fresh or possibly living, we use, of course, the most refined ...straight and other measurements and weights also are taken. The age of the embryo is estimated on the basis of weight, crown-rump, and foot length, and the e

...will experience an increased frequency, if not among the accessions to the Carnegie Collection, at least in the cases reported. For, although the first case of ...the doubtful class! Furthermore, he also insisted upon the presence of an embryo or fetus as absolutely essential.

Department of Embryology, Carnegie Institution of Washington, Baltimore, Mn. ...th its associated tiny mass of protoplasm, which alone will make the chick embryo, becomes all but lost on the surface of the yolk. But that speck of protopl

...mative cells, i.e., all the cells enter directly into the formation of the embryo's body. ...organforming areas which later enter into the formation of the body of the embryo; auxiliary or non-formative tissue has no part in its composition. All coel

...d glycemic correction without any immunosuppression until their removal at 174 d after implantation. Human C-peptide concentrations and in vivo glucose re | [[File:Logo.png|90px]] {{Embryo citation}}

...y Atlas of the 13-mm. Pig Embryo. (Prefaced by younger stages of the chick embryo.) The Wistar Institute Press, Philadelphia, iv & 104 pp. Corner, G. W., 1915. The corpus luteum of pregnancy as it is in swine. Carnegie Inst., Contrib. to E-mbryoL, Vol. 2, pp. 69-94.

==Peters's Embryo - Yolk-sac== ...that Peters's specimen has no allantois. In describing another very young embryo he had recorded that "as compared with the embryonic shield, the allantois

...e pulli in ovo (London: Joannem Martyn, 1673).|Cover Illustration: Chicken embryo, from M. Malp Dissertatio epistolica de formatione pulli in ovo (London: Jo Cover Illustration: Chicken embryo, from M. Malp Dissertatio epistolica de formatione pulli in ovo (London: Jo

...an study. This embryo (Teacher-Bryce Ovum No. 1) was later classified as [[Carnegie stage 6]] {{Carnegie stage 6 links}}

...ranes and appendages, and the establishment of those relations between the embryo and the maternal organism which are such fundamental characteristics of the ...aternal uterine walls, and in the early and extensive relation between the embryo and this new source of nutrition.

...us luteum which produces progestational proliferation. Am. J. Physiol. 92, 174. Fuss, A. 1911. Uber extraregioniaire Geschlechtzellen bei einem Menschhchen Embryo von vier wochen. Anat. Am. 39, 407.

Acting Lecturer and Demonstrator in Anatomy, University College, London; tate Carnegie Research Fellow in Embryology, and Assistant in the Depariment of Anatomy, This stage is represented by one embryo 25 mm. in length, the cranial extremity of which has been reconstructed in

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

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.

embryo (Heuser and Streeter, 1941 ; Hertig embryo extract prepared from 19- to 20day-old guinea pig embryos (Blandau and

the development of the embryo. 18, 174, 1959.)

...uation of the temporary arrangement was not granted by the trustees of the Carnegie Institution, and the original proposal lapsed. The independence of the Labo ...d egg slumbers potentially the future embryo. While we cannot say that the embryo is predehneated we can say that it is predetermined" — words almost preci

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.

...deals of organization of the Laboratory. This was when the newly organized Carnegie Institution organization was generously offered by the Carnegie Institution.

...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

...empt was made to destroy just enough tissue along the dorsal aspect of the embryo to insure complete elimination of the neural-crest material and leave the v ...rophotographically in figures 1 and 2, which are taken from sections of an embryo of the chick (14) ^ which was subjected to operation at the close of the se

...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.

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

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,

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.

...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

Embryo: nine to fourteen days’ incubation 12 ...nd. The realiza- tion of the expectation of finding cortical tissue in the embryo- logical stages of the right ovary was previously anticipated by Willier (

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.

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

174 ...IC SAC AND ITS TOPOGRAPHICAL RELATION TO THE TRANSVERSE SINUS IN THE HUMAN EMBRYO

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

174 174

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.

:Termination by resorption of the ovum, 34 — Death of the embryo with the formation of tubal mole, 34 — Tubal abortion, 34 — Rupture of ...ctopic pregnancy, 84 — Diagnosis of ectopic pregnancy, 85— The fate of the embryo in ectopic pregnancy, 87.

Mabel Bishop. The nervous system of a two-headed pig embryo. Twenty figures 379 174

...ogy, With An Appendix On The Arteries And Veins In A Thirty Millimeter Pig Embryo== Ordinarily, the student is shown two dimensions of a piece of tissue or embryo, and left to imagine the third. Though whole mounts of chick embryos are ha

...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.

...) 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

Staff Member, Department of Embryology, Carnegie Institution Of Washington. Baltimore. Maryland ...logie der Spermatozoen im menschlichen Hoden und Nebenhoden. Arch. Gynak., 174, 357-368.

...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

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

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