Results 11 to 20 of about 927 (206)
Glutamine transport by mouse inner cell masses [PDF]
Abstract Mouse blastocysts take up glutamine by specific transport systems. Glutamine is an important precursor for macromolecular synthesis and a potential alternative fuel to glucose. This study compared glutamine uptake in blastocysts and isolated inner cell masses and characterized the major participating systems in the latter ...
Jamshidi M.B., Kaye P.L.
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BackgroundRecent studies have demonstrated that both blastocoel fluid (BF) and spent cell culture media (SCM) have potential as materials for non-invasive or less-invasive pre-implantation genetic analysis.
Wenhao Shi +8 more
doaj +1 more source
This study was designed to the optimize vitrification and in-straw warming protocol of in vitro-produced bovine embryos by comparing two different equilibration periods, short equilibrium (SE: 3 min) and long equilibrium (LE: 12 min).
Iris Martínez-Rodero +10 more
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Characterizing Inner Pressure and Stiffness of Trophoblast and Inner Cell Mass of Blastocysts [PDF]
It has long been recognized that mechanical forces underlie mammalian embryonic shape changes. Before gastrulation, the blastocyst embryo undergoes significant shape changes, namely, the blastocyst cavity emerges and expands, and the inner cell mass (ICM) forms and changes in shape.
Xian, Wang +5 more
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Cell fate clusters in ICM organoids arise from cell fate heredity and division: a modelling approach
During the mammalian preimplantation phase, cells undergo two subsequent cell fate decisions. During the first decision, the trophectoderm and the inner cell mass are formed.
Tim Liebisch +5 more
doaj +1 more source
Replacement of inner cell mass in mouse
The intraor inter-strain reconstituted blastocysts were produced by replacing the inner cell mass of Kunming mouse blastocysts with that of Kunming or C57BL/6 mouse strain blastocysts. A total of 192 intra-strain reconstituted blastocysts were transferred into 17 pseudo-pregnant Kunming mice, and 2 reconstituted embryos were developed into term; while ...
Chunming Bi +4 more
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Role of the inner cell mass in controlling implantation in the mouse [PDF]
Summary. Studies with mouse blastocysts and trophoblastic vesicles showed that the inner cell mass was not essential for controlling trophoblast activity during delay of implantation.
M H, Snow, J, Aitken, J D, Ansell
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BackgroundPrevious studies have arguably associated poor embryo morphology with low birth weight in singletons following single embryo transfer. However, the association between birth weight and specific morphological features in the cleavage stage ...
Jiali Cai +8 more
doaj +1 more source
Generating porcine chimeras using inner cell mass cells and parthenogenetic preimplantation embryos. [PDF]
BACKGROUND: The development and validation of stem cell therapies using induced pluripotent stem (iPS) cells can be optimized through translational research using pigs as large animal models, because pigs have the closest characteristics to humans among ...
Kazuaki Nakano +16 more
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Diagnostic efficiency of blastocyst culture medium in noninvasive preimplantation genetic testing
Objective: To evaluate the diagnostic efficiency of spent blastocyst culture medium (BCM) in noninvasive preimplantation genetic testing (niPGT) by comparing the karyotype concordance with corresponding inner cell mass (ICM) among initial trophectoderm ...
Jingbo Chen, B.S. +8 more
doaj +1 more source

