نتایج جستجو برای: in vitro fertilization
تعداد نتایج: 17017388 فیلتر نتایج به سال:
macrophages" is discussed in the third symposium. Most studies in this section have employed the methodology of DNA labeling, using tritiated thymidine (3H-Tdr) to ascertain whether microglia are related to blood monocytes (as one contributor contends most CNS macrophages are), or whether they represented a "third" glial cell line. Other articles attempt to quantitate neural synapses, to elabor...
Human cloning and in vitro fertilisation may seem very different procedures; certainly, they are regarded very differently by many people at the present time. IVF is seen as a mainstream procedure raising few ethical problems, while cloning, or ‘reproductive’ cloning, is widely regarded as beyond the moral pale. In this paper, I argue that the two procedures have more in common than might at fi...
An aspiration system, incorporating a regulated vacuum pump, was used to examine, in vitro, some factors that may affect oocyte collection. In an open aspiration system, as the length of the needle was increased, or the internal diameter decreased, the velocity (and flow rate) of aspirated fluid decreased. There was a difference, however, between experimental flows and those predicted by Hagen-...
In vitro fertilization is one of the newest approaches to infertility. Opportunities for nurses in IVF involve teaching couples about physiology, providing technical assistance and care, and counseling about the medical and emotional aspects of the program. Many times the nurse serves as the primary support person for couples and as their advocate with other team members.
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