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{{Carnegie No.20 Header}} ...ilaginous capsule of the ear undergoes during its development in the human embryo are accomplished in part by a progressive and in part by a retrogressive di

both at the Carnegie Institute and at the Rockefeller Institute. He is an honorary member and fe Carnegie Institution of Washington Department of Embryology, Baltimore

...ibes gastrointestinal tract smooth muscle development using a number of [[Carnegie Collection]] embryos. {{Carnegie Collection fetal table}}

...indicate the absence of pouches. Weller (30) described a two somite human embryo which according to his description possessed the first pharyngeal pouch. Th Corner (4) described the foregut of a 10-somite human embryo, as being compressed dorso-ventrally with the anterior end immediately unde

|[[File:Mark_Hill.jpg|50px|left]] This historic 1956 paper describes using [[Carnegie Collection]] early human development in week 2 and 3. [[Carnegie Embryos|Carnegie Embryos in this paper]]: {{CE8698}} | {{CE8794}} | {{CE8663|}} | {{CE8663}

...bryo 391|Carnegie No. 391]] | [[Week 4]] | [[Somitogenesis|8 somites]] | [[Carnegie Collection]] [[Book - Contributions to Embryology|Contributions to Embryolo ...n. Wash. Publ. 362, Contrib. Embryol, 17, 1-67). Plaster models now at the Carnegie laboratory were made by [[Embryology History - Osborne Heard|O. Heard]] und

...o divided, for brevity, into pre-20th century, pre-molecular (lets call it 70's) and the current molecular embryology. * '''Contributions to Embryology''' - [[Book_-_Contributions_to_Embryology|Carnegie Institution of Washington Series]]

| {{Embryo logocitation}} ...otrophic''' - describes the intital transfer of nutrition from maternal to embryo.

...neous vessels in the tail region of Lepidosteus. Anai. Rec, vol. 2, pp. 05-70. ...les of the development of the systemic Jymphatic vessels in the manmialian embryo. Anat. Rec, vol. 4, no. 2, pp. 399-423.

...:Stage10_neural_sm.jpg|thumb|300px|Neural groove closing to neural tube<br>Embryo early week 4 ([[Carnegie_stage_10|Stage 10]])]] ...transverse section week 8|Spinal cord transverse section<br>Embryo week 8 (Carnegie Stage {{CS22}})]]

...thumb|alt=Primordial Germ Cell|Human embryo primordial germ cell region ([[Carnegie stage 9]])]] ...re xenotransplantable, generating colonies while not generating tumors." [[Carnegie stage 23]] | [[Stem Cells]]

...inus''). When care is exercised, mating may be observed and the age of the embryo, reckoned from the time of mating (insemination), determined with a fair de ...ctodermal node, the anlage of the primary embryonic ectoderm of the future embryo. This ectodermal node, so far as it extends into the cavity of the blastode

...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

[[Carnegie stage 5]] ...asures approximately 0.1-0.2 mm in diameter. The significant dimensions of Carnegie specimens of stage 5 are listed in Table 5-1. The external and internal dia

...rossed horned Dorsets and hornless Suffolks. As shown in the picture (Fig. 70) the sons had horns — the daughters lacked them. When these are inbred, t Fig. 70. — 1, Suffolk (ram), hornless in both sexes; 2, Dorset (ewe), horned in b

...opment. Here, a detailed step-by-step protocol for extended ex utero mouse embryo culture is provided. The ability to grow normal mouse embryos ex utero from ...nner-cell contacts in the ICM, which activates Oct4 in the preimplantation embryo. Oct4 is highly expressed but unstable at E3.25-LNC, and stabilizes at high

{{Carnegie No.20 Header}} The significance of the spiral tube seen by Huschke in the embryo and its persistence as the ductus cochlearis in the adult remained to be po

| [[Carnegie Collection]] | [[Carnegie Embryos]] | [[Book_-_Contributions_to_Embryology|Contributions to Embryolog ...lso in those of human embryos, for example the perfect presomite specimen (Carnegie no. 30) described by Heuser (1932). When, owing to the enterprise and skill

...10) the right side of the neck and thorax was cut in sagittal sections. In embryo (9) and the six foetuses the neck and upper part of the thorax were cut in (10) Embryo, 9th-10th week, no measurement recorded, sagittal sections at 15 9, of righ

...Mark_Hill.jpg|90px|left]] This 1935 paper by Gilbert describes early human embryo hypophysis (pituitary) development. ...hms, ’32; Gilbert, ’34). These investigations have shown that in the early embryo the ventral surface ectoderm of the head is closely adherent to the floor