«POLAR BODY»に関連する英語の本
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polar bodyの使いかたを見つけましょう。
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1
A Color Atlas for Human Assisted Reproduction: Laboratory ...
a degenerative effect on the polar body (39) that can be related to the aging of
the oocyte, leading to spindle damage and loss of chromosomes by scattering (
40,41). Recent studies have correlated the morphology of the first polar body with
...
Pasquale Patrizio, Michael J. Tucker, Vanessa Guelman,
2003
2
Human Physiology: From Cells to Systems
The nutrient-poor polar body soon degenerates. FORMATION OF A MATURE
OVUM Actually, the secondary oo- cyte, and not the mature ovum, is ovulated
and fertilized, but common usage refers to the developing female gamete as an
ovum ...
Chromatin differences between the first and second polar bodies may depend
upon the sequential appearance of substances regulating chromatin
morphogenesis during the course of polar body formation. For example, if the
egg/zygote ...
4
Reproductive Endocrinology and Infertility: Integrating ...
In ICSI cases, which only account for about 40% of all ART cases performed, the
only morphological features that are generally considered are: is the oocyte
mature/MII (have a visible polar body)? Are sperm motile and the correct shape?
Douglas T. Carrell, C. Matthew Peterson,
2010
5
Genetic Disorders and the Fetus: Diagnosis, Prevention and ...
the first and second polar body chromosomes may be visualized and considered
for a possible preimplantation prediction of the karyotype of the oocyte.
Cytogenetic investigation of the first polar body may have important practical
implications ...
Aubrey Milunsky, Jeff Milunsky,
2011
6
The genetics problem solver
(b) in the first polar body? (c) in the second polar body? (d) in the secondary
oocyte? Assume that the animal is diploid. SOLUTION; In solving this problem,
one must keep in mind how meiosis is coordinated with spermatogenesis and ...
Research and Education Association,
1987
7
Gynaecology For Postgraduate And Practitioners
During maturation of the oocyte, the metaphase spindle is formed, meiosis
proceeds and the polar body is extruded. Formation of the first polar body results
from a highly asynchronous cell division at the end of the first meiotic division.
8
Textbook of Assisted Reproductive Techniques: Laboratory and ...
3 Modlinsky J, McLaren A. A method for visualizating the chromosomes of the
second polar body of the mouse egg. / Embryol Exp Morphol (1980); 60:93-7. 4
Monk M, Holding C. Amplification of beta-haemoglobin sequence in individual ...
David K. Gardner, Ariel Weissman, Colin M. Howles,
2001
Since the haploid number is 10, the number of chromosomes in the diploid
spermatogonium is 2x 10 or 20 chromosomes . b) It is essential to remember that
while the polar body is formed as a result of unequal distribution of cytoplasm in ...
Research & Education Association Editors, Research and Education Association,
2013
10
Preconception and Preimplantation Diagnosis of Human Genetic ...
(a) An unfertilized human oocyte and its first polar body enclosed in the zona
pellucida. (b) A fertilized human egg with two pronuclei, the larger probably being
the male pronucleus. A polar body at the upper surface of the oocyte appears to ...
Robert Geoffrey Edwards,
1993
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'Virgin Births' Won't Save The Smalltooth Sawfish From Extinction
The polar body plays the same role a sperm cell would have, except that it's carrying a set of the mother's chromosomes. Here's where things ... «Gizmodo Australia, 7月 15»
Real Life Finds A Way
Parthenogenesis occurs when an unfertilized egg absorbs a genetically identical cell that splits off during meiosis, called a “polar body. «Palisades Hudson Financial Group, 6月 15»
Scientists Shocked as Sawfish started Asexual Reproduction on the …
It is pertinent to mention here that parthenogenesis happens when an unfertilized egg absorbs a sister cell called the polar body that is nearly ... «Global Viral News, 6月 15»
Endangered fish surprises biologists with apparent 'virgin …
Scientists think it occurs when an unfertilized egg absorbs a genetically identical sister cell called a polar body. Smalltooth sawfish are a ... «Genetic Literacy Project, 6月 15»
Sawfish escape extinction through 'virgin births', scientists discover
In parthenogenesis, however, the mature egg is fertilised by a sister cell, known as a polar body, that contains an identical set of chromosomes. «The Guardian, 6月 15»
Paclitaxel targets FOXM1 to regulate KIF20A in mitotic catastrophe …
... Liu J, Wang QC, Cui XS, Wang ZB, Kim NH, Sun SC. MKlp2 inhibitor paprotrain affects polar body extrusion during mouse oocyte maturation. «Nature.com, 5月 15»
NJ Twins Have Different Fathers Due To Rare, But Not Impossible …
In rare cases, parents will end up with so-called polar body twins, who share 75 percent of their genes. This occurs when an egg divides ... «Medical Daily, 5月 15»
Letters: The welcome entry of Lord Prescott into the election campaign
They are techniques not for treating, but for producing children by a range of novel methods some of which (such as those involving polar body ... «Telegraph.co.uk, 2月 15»
Cookies on the BBC website
She'd done it fusing her eggs with a by-product of her dividing cells, called a polar body. This object played the same role as sperm would ... «BBC News, 12月 14»
Scientists hail new '3 parent baby' technique
... takes genetic material from the mother from the outside layer of the egg, rather than the inside, in a process called Polar Body Transfer (PBT). «Telegraph.co.uk, 11月 14»