Results 31 to 40 of about 42,639 (193)

The biosynthesis of cholesterol in the developing chick embryo*

open access: yesJournal of Lipid Research, 1962
Mevalonic acid-2-C14 was injected into the yolk of incubating fertile hens' eggs on the sixth day of incubation. A nonsaponifiable fraction (NSF) containing labeled components was isolated from the yolk sac and from the embryo throughout the remainder of
Pat W. Camerino, Lemuel D. Wright
doaj   +1 more source

Primary omental yolk sac tumor [PDF]

open access: yes, 2013
Extra-ovarian yolk sac tumor arising in the omentum is extremely rare. As yolk sac tumor originated from the omentum has been rarely reported, its clinical information is very limited.
김성훈   +3 more
core   +1 more source

Predictive Value of Yolk Sac Diameter in Cases of Miscarriage [PDF]

open access: yesInternational Journal of Medical Arts
Background: In early ultrasonography, pregnancies with a mean yolk sac diameter of equal to or more than 5 mm are also linked to a threefold increased risk of miscarriage in the first trimester.
Faten Ismaail   +2 more
doaj   +1 more source

Yolk sac tumors of the ovary [PDF]

open access: yesCancer, 1970
Eighteen instances of ovarian tumor with microscopic pattern similar to that of the testicular tumors which we termed yolk sac or vitelline are presented. In the ovary, though not in the testis, this pattern has often been called “Schiller mesonephroma.” Reasons are given for our preference for the term yolk sac tumor to that of mesonephroma for these ...
R W, Huntington, W K, Bullock
openaire   +2 more sources

YOLK SAC TUMOR TESTIS SUATU LAPORAN KASUS [PDF]

open access: yes, 2020
Tumor yolk sac merupakan keganasan pada testis yang berasal dari sel germinal dan paling sering terjadi. Angka kejadiannya mencapai 90-95% dari seluruh keganasan pada testis. Tumor yolk sac tipe murni sering ditemukan pada usia muda. Diagnosis tumor yolk
Oktora, Meta Zulyati
core   +1 more source

Yolk Sacs in Twin Pregnancy [PDF]

open access: yesActa geneticae medicae et gemellologiae: twin research, 1998
AbstractOBJECTIVE. The purpose of this study was to evaluate the relationship between the yolk sacs separated or not separated by septum and chorionicity twin pregnancies scanned early in the first trimester, and the relation between size and morphologic features of the yolk sac and the outcome of twin pregnancies.RESULTS.
openaire   +3 more sources

Influences of Salinity on Embryonic and Larval Development of Striped Catfish Pangasianodon hypophthalmus

open access: yesFrontiers in Marine Science, 2021
Salinity intrusion in coastal areas due to climate change is alarming. In this study, the effects of salinity on embryonic and larval development of striped catfish (Pangasianodon hypophthalmus) were studied experimentally.
Farzana Hossain   +6 more
doaj   +1 more source

Origins and functions of phagocytes in the embryo

open access: yes, 2000
Objective. To review the data on the origins, phenotype, and function of embryonic phagocytes that has accumulated over past decade. Data Sources. Most of the relevant articles were selected based on the PubMed database entries.
Lichanska, A M   +5 more
core   +1 more source

Figure 8. G. cemiculus yolk sac

open access: yes, 2021
Fig. 5. Ventral view of a newborn G. cemiculus with the yolk sac intact.
Aviad Scheinin (5031395)
core   +1 more source

SHORT-CHAIN CARBOXYLIC-ACIDS, A NEW CLASS OF TERATOGENS - STUDIES OF POTENTIAL BIOCHEMICAL-MECHANISMS

open access: yes, 1986
Certain short-chain carboxylic acids (SCCA) appear to share a common teratogenic potential, although the structural requirements for activity remain obscure.
Coakley, ME   +5 more
core   +1 more source

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