pre-embryonic


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pre-embryonic

(pre-em?bre-on'ik) [ pre- + embryonic] .
In human gestation, pert. to the stage of prenatal development beginning with implantation of the fertilized egg and ending at day 4.
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References in periodicals archive ?
The fate of pre-embryonic cells is currently at the center of debate among scientists, politicians, religious leaders, and patient advocates.
In the era of petri-dished, microsurgery miracles, the church's concept of human dignity and its protection of human life must arguably be extended to life before conception--not only to the "pre-embryonic" and quasi-embryonic matter that scientists use as raw material for research but also to couples discouraged from having children because their genetic profiles are considered "poor risks."
In brief, the latter-day plot concerns Ellen (Linda Emond), a genetic scientist trying to decide whether to take a job that involves the use of controversial "pre-embryonic" cell research.
Literature is presented to confirm when the new pre-embryonic genome begins to function.
The ethics committee of the South African Medical Research Council (MRC) has even admitted that this emotional impulse i s irrational: on the topic of pre-embryonic stem cell research, they officially state the following: (7) (Section 3,4,3,2)