Is the relinquishment and transfer of genetic parental rights in embryo
placement complicated by a lack of clarity regarding the parental status of the genetic couple?
(12.) Magli MC, Gianaroli L, Ferraretti AP; Chromosomal abnormalities in embryos
. Mol Cell Endocrinol 2001; 183 (Suppl.
Identifying the symbolic component in embryo
research (and other biological controversies) is essential to sharpen debate and give competing considerations their due.
In nonexposed embryos, we detected no luciferase activity with IVIS and barely any luciferase activity in embryo
This account of cloning by embryo splitting and the ethical issues it poses suggests that, contrary to initial impressions, there is no major ethical barrier to proceeding with further research in embryo
splitting as a treatment or adjunct to IVF.
This protects the human interests in embryo
diagnosis and acts as a brake to overeager expansion of embryo technologies.
Chromosomal abnormalities are responsible for a high proportion of embryonic loss, as they cause slow-cleavage rates in embryos
. From previous study, it is known that aneuploid embryos are more likely to be developmentally blocked on day 3 and days 5-6 than those diagnosed as euploid (16).
This is the first study examining the risk of regret and anxiety following screening for chromosomal abnormalities in embryos
"The concept of altering the human germline in embryos
for clinical purposes has been debated over many years from many different perspectives, and has been viewed almost universally as a line that should not be crossed," Dr Francis Collins, director of the (https://www.nih.gov/about-nih/who-we-are/nih-director/statements/statement-nih-funding-research-using-gene-editing-technologies-human-embryos) National Institutes of Health said in April 2015.
Seeking to resolve this dilemma, Lanza and his colleagues looked to a technique commonly used to diagnose genetic diseases in embryos
. Known as pre-implantation genetic diagnosis, the procedure removes one cell from an eight-cell-stage embryo and examines its DNA for defects.
A clone's DNA comes from one parent, whereas the DNA in embryos
produced by sexual reproduction comes from two parents--one set of chromosomes comes from each parent.
These are a few examples of how the transplantation technique can facilitate the investigation of physiological and developmental events in embryos
of Helisoma and other encapsulated species.
Embryonic soluble HLA-G as a marker of developmental potential in embryos
. Hum Reprod.
It is further believed that the developing embryo is more vulnerable to the effects of environmental estrogens than adult animals, but until now it has been difficult to determine these effects directly in embryos
. In this issue, Josephine G.
Midbody sealing after cytokinesis in embryos
of the sea urchin Arbacia punctulata.