The importance of viable mitochondria at conception is illustrated by in vitro fertilisations where successful implantation, among biologically older women, became possible again when their own less viable oocytes were coinjected upon conception with mitochondria from a younger mother (Barritt, 2001).
In both cases, the resulting conception is not viable.
Because LEEP is a common procedure, investigating underlying biological causes of a delayed time to conception of a viable pregnancy for women with a history of LEEP is of interest.
Libarkin's group hopes to determine whether text analysis is a viable tool for identifying alternative conceptions.
So the Mohists arguably like Christians and Buddhists fail to articulate a conception of impartiality that is viable in practice.
Chomsky's alternative, a theory of Universal Grammar, which owes some of its inspiration to Plato and Descartes, has made the idea of innate language structures, and perhaps other cognitive structures as well, seem a viable alternative to a more purely empiricist conception of cognitive development.
We need to challenge the conception of violence as a viable means of resolving conflict and solving problems.
The TCM treatment principle is to restore balance, which affects hormonal regulation of the menstrual cycle and provides a physiological environment to facilitate conception, implantation, and maintenance of a viable pregnancy [ 16, 17] (Additional file 2).
The crux of the debate is rarely discussed directly: the legal delineation of when life begins, whether at conception, the time a fetus is independently viable, or birth.
In this review, the clinical developments in skin bioengineering are discussed, from conception through to the development of clinically viable products.
