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...to age fetuses based upon their bone ossification using embryos from the [[Carnegie Collection]]. ...62 286-315 298 36 M 298 26 F 298 9 50 316-340 332 28 M 333 22 F 332 10 86 340-up 348 51 M 349 35 F 346 Total 1147

...function of long noncoding RNAs (lncRNAs) and small RNAs during oocyte-to-embryo transition in mammals. LncRNAs are an assorted rapidly evolving collection ...miR-183) are differentially expressed in the CVG compared to NC and OV at Carnegie developmental stage {{CS13}}. We further identified transcription factors t

...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]]

...[[Book_-_Contributions_to_Embryology_Carnegie_Institution_No.55|1920 Human Embryo Head Size]] | [[Book_-_Contributions_to_Embryology_Carnegie_Institution_No. ...h horizontal and frontal sections from the other 25 late-term fetuses (217-340 mm). The OS was identified as a set of three mutually attached cartilage ba

...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

...icken}} pulmonary vessel development. [[Book_-_Contributions_to_Embryology|Carnegie Institution of Washington - Contributions to Embryology]] ...this kind some obstacles are sure to be encountered, even in so simple an embryo as the chick. In mammalian embryos these are harder to overcome and offer a

...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

The measurements of the embryo are as follows: C.R., crown-rump or sitting height; C.H., crown—hee1 or s <div id="Carnegie Embryo 6"></div>

...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

{{Carnegie stage 5 links}} ..., the terminology employed by Ramsey (1938) in her description of the Yale embryo will be used. Thus we are able to recognize central cytotrophoblast, periph

{{Carnegie No.59 Header}} =Relative Weight and Volume of the Component Parts of the Brain of the Human Embryo at Different Stages of Development=

...he caudal end of the spinal cord in human embryos using embryos from the [[Carnegie Collection]]. {{Carnegie Collection fetal table}}

...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.

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.

...atic system. Lymph hearts are present also in the tail region of the chick embryo. ...cal tubes begin to form, one set on either side of the median plane of the embryo (fig. 3 32 A and B). Simultaneous with the formation of these primitive, su

...use of the intrinsic nature of the subject, for the functions of which the embryo or fetus is capable at various times are determined by the growth of the ne ...month, rising to 36 cc. at the beginning of the sixth month, and to about 340 cc. at birth. . . . The growth curve of the central nervous system is analo

...arily spherical in form. Spherical cells are comparatively numerous in the embryo, and in the adult the resting white blood corpuscles, which float freely in A, From a 7 mm. embryo; B, from one of 26 mm.; ch, chroma tin knot; g. s, ground substance; 1, lin

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.

...storic 1922 paper by Doan is a description of the development of the human embryo bone marrow. :'''Links:''' [[Book_-_Contributions_to_Embryology|Carnegie Institution of Washington - Contributions to Embryology]]

...under the influence of extracts of the corpus luteum. Am. J. Physiol. 88, 340. Fuss, A. 1911. Uber extraregioniaire Geschlechtzellen bei einem Menschhchen Embryo von vier wochen. Anat. Am. 39, 407.

See also later description of this embryo: {{Ref-MartinFalkiner1938}} {{Carnegie stage 7 links}}

...of tissues in organisms, as it consists of cells from several parts of the embryo including the head ectoderm, neural ectoderm and mesoderm. From its many or When Aristotle described the embryo of a ten day old chicken, he wrote "The eyes about this time, if taken out,

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

...after the 60 mm embryo stage|Plate 13. Placental structure after the 60 mm embryo stage.]] The numerous contributions from the Carnegie Laboratory of Embryology on implantation of the blastocyst and on placental

...viously primitive character was seen in the thoracic cord of a 5—mm. human embryo, it seemed worth While to examine the suitable younger specimens available ...by grants from the Penrose Fund of the American Philosophical Society, the Carnegie Corporation of New York and the University of Pittsburgh.

...evident as a protuberance (see His-Ziegler model of brain of 13.6mm human embryo). As the brain enlarges, the pallium envelops the basal ganglia and the tha ...nd regression of reflexes, postures, and progression in the young macaque. Carnegie Inst. of Washington Publ. 541, Contrib. to Embryol., no. 196, pp. 153-209.

...time when the contractile substance begins to be laid down, but in the pig embryo, according to Bardeen (1900), the musculature is differentiated to a consid ...of certain groups of muscles. The nervus oculomotorius enters in the early embryo a common muscle mass which later splits into various eye muscles supplied b

...oker from the Penrose Fund of the American Philosophical Society, from the Carnegie Corporation of New York, and from the University of Pittsburgh. ...lar components in the thoracic portion of the spinal cord of a 55-cm. calf embryo. He corroborated the findings of Ramon y Cajal in general but declared tha

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

embryo without the cooperation of the female, and whether the result is male enlarged compartment where the egg or developing embryo may be retained.

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

the embryo of the mouse and rabbit is lower embryo, until the sprouting of the primary

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.

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,

...nus. He remarks: "Some evidence has appeared recently (Burckhardt, '07, p. 340; Brookover, '10) that the nervus ter ...Whether or not the ganglion cells observed by Rubaschin ('03) in the chick embryo represent cells of the nervus terminalis is problematical. This writer desc

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

...IC SAC AND ITS TOPOGRAPHICAL RELATION TO THE TRANSVERSE SINUS IN THE HUMAN EMBRYO Department of Embryology, Carnegie Institution of Washington

3,340 normal, living embryo or animal is most easily aecomplisheil

...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

340 In the 340 blacks in our series the incidence of pelvic contraction was 60.58 per cent

...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

...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.

...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

...esearch rooms" at Woods Hole wishes to acknowledge his indebtedness to the Carnegie Institution for the opportunities thus presented for the carrying on of thi 0.340

...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 development of the embryo. 88, 340.

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

Mabel Bishop. The nervous system of a two-headed pig embryo. Twenty figures 379 181 193 187 222 340 156 150 150

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

The youngest embryo in which any of the air-sacs appear as In the same embryo may be seen the first indication of the

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

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 (

...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==

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.

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.

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

0.0303 (Bd. wt. + 5) + 3.340 log (Bd. wt. + 5) - 3.896 [Bd. wt. > 10] ...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

...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

...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

P. E. Smith. The effect of hypophysectomy in the early embryo upon the growth and development of the frog. Ten figures 57 ...in to function, lymph begins to collect in the intercellular spaces of the embryo and, as we know, is subseciuently collected by a set of newly formed vessel

...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

12. Osborne, T. B., and Mendel, L. B.: Publications of the Carnegie Institution of Washington, 1911, Bull. No. 156. ...lsulphonephthalein) and Colloids {Trypan Blue) Injected into the Mammalian Embryo. By George B. Wisiocki

...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

...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

Fig. 1. Cephalic veins of a late embryo of Tropidonotus natrix, head 7.5 mm. long. X 24. After Grosser and Brezina, ...the jaw and runs dorsad on the lateral aspect of the pterygoid bone. In an embryo Lacerta Avith head 5.2 mm. long this vein is connected with the vena mandib

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

...s R. Stockard. The artificial production of eye abnormalities in the chick embryo. Two plates 33 ...uming a defect in the absorption of the primitive right aortic arch in the embryo. Absorption occurs ordinarih' distal to the point of origin of the right su

...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

...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

...er den Bau der Spinalganglienzellen bei einen viermonatlichen menschlichen Embryo. Arch. f. mikr. Anat., Bd. 59. 1901. ...ells through the following consistent explanation: while, in the course of embryo- logical development, the majority of ganglion cells become very much enlar

...e take place, as is shown in the caudal end of the Wolffian body of a deer embryo of 6.4 mm. (fig. 3), where the increased growth of one limb of the transver ...uricular canal, and the adult relations reproduce essentially those of the embryo. Hence their comihon histological characters in the adult and the intimate

...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

...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.

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

...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

...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

Sthrtevant, a. H. 1919 Inherited linkage variations in the second chromosome. Carnegie Inst., Wash;, publ. 278, pp. 305-341. ...rtmann. Antwort an Clifford Dobell. Archiv. f. Protistenk., Bd. 34, S. 366-340.

==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

The pus obtained on the 10th of March reached the Carnegie Laboratory on the 11th, accompanied by a message stating that it came from ...2l8t of September was collected in a sterilized test-tube and sent to the Carnegie Laboratory. It was delayed in transit and had an offensive odor when receiv

...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

Herrman, Roth and Bernstein: Arch. Pediat., 1914, XXXI, 340. ...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