Results 11 to 20 of about 173,484 (139)

They Can't Have My Embryo: The Ethics of Conditional Embryo Donation [PDF]

open access: yes, 2013
There are substantial numbers of frozen embryos in storage that will not be used by those who produced them for their own fertility treatment. One option for such embryos is to donate them to others to use in their fertility treatment.
Eric Blyth   +4 more
core   +1 more source

Embryo donation parents' attitudes towards donors : comparison with adoption [PDF]

open access: yes, 2008
BACKGROUND: Embryo donation produces a family structure where neither rearing parent is genetically related to the child, as in adoption. It is not known how embryo donation parents view the donors compared with how adoptive parents view the birth ...
MacCallum, Fiona
core   +1 more source

The chicken embryo and its micro environment during egg storage and early incubation [PDF]

open access: yes, 2008
When egg storage periods are prolonged (>7 days), hatchability and chick quality declines. The reason for this decline has been investigated, but is still not completely understood.
Brand, H., van den   +3 more
core   +1 more source

Embryo donation families : a follow-up in middle childhood [PDF]

open access: yes, 2007
Couples who conceive using donated embryos rear a child to whom they are genetically unrelated. It has been suggested that this may have negative consequences for parenting and child development.
Boivin, Jacky   +3 more
core   +1 more source

Contribution of JAM-1 to epithelial differentiation and tight-junction biogenesis in the mouse preimplantation embryo [PDF]

open access: yes, 2004
We have investigated the contribution of the tight junction (TJ) transmembrane protein junction-adhesion-molecule 1 (JAM-1) to trophectoderm epithelial differentiation in the mouse embryo.
Fay C. Thomas   +11 more
core   +1 more source

Parenting and child development in families with a child conceived through embryo donation [PDF]

open access: yes, 2007
Concerns have been raised regarding the potentially negative effects of conception using donated embryos on parenting and child development. Findings are presented of an exploratory study of families with a child conceived through embryo donation. Twenty-
Brinsden, Peter   +2 more
core   +1 more source

New Mediators in the Biology of the Ductus Arteriosus: Lessons from the Chicken Embryo

open access: yes, 2020
The chicken embryo is an ideal model for the study of new hypotheses on the developmental biology of ductus arteriosus (DA). A unique characteristic of chicken DA is that it is the result of the fusion of two vessels with different embryological origins,
Mohammed, Riazudin   +5 more
core   +1 more source

Electrolyte and Water Balance of the Early Avian Embryo: Effects of Egg Turning [PDF]

open access: yes, 2002
Formation of sub-embryonic fluid (SEF) is a key aspect of the physiology of the early avian embryo.Here we review the process of SEF formation and the factors which influence its composition and the rate of SEF production and depletion in the Japanese ...
Latter, G.V.   +2 more
core   +1 more source

The embryo as moral work object: PGD/IVF staff views and experiences [PDF]

open access: yes, 2008
Copyright @ 2008 the authors. This article is available in accordance with the Creative Commons Deed, Attribution 2.5, see http://creativecommons.org/licenses/by-nc-nd/2.5/deed.en_CA.We report on one aspect of a study that explored the views and ...
Williams, C   +5 more
core   +1 more source

Mast Cells in Nonmammalian Vertebrates. An Overview

open access: yes, 2011
"Mast cells are best known as multifunctional entities that may confer a benefit. on immune system. This review presents the known facts on mast-cell system. and breakthroughs in mast-cell biology in fish, amphibians, reptiles, and birds.. As compared to
Claudia Pinelli   +9 more
core   +1 more source

Home - About - Disclaimer - Privacy