Word: sperm
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What brought the research into the human arena was the rapidly developing field of in-vitro fertilization. In clinics popping up around the world, couples who have trouble conceiving can have their sperm and eggs mixed in a Petri dish -- and the resulting embryos transferred to the mother's womb. The process is distressingly hit-or-miss, though, and the odds of a successful pregnancy go up with the number of embryos used. In a typical in-vitro procedure, doctors will insert three to five embryos in hopes that, at most, one or two will implant...
...case you're wondering, the sperm bank people are no racists. They now have a surfeit of Caucasian donors and are looking for "ethnicities" and "mixed people...
...check for diabetes was not accompanied by any other similar questions. Several other inherited diseases exist, but perhaps diabetes is the most common sticking point. So, if you want to be "Mr. Sperm", you'd better be disease-free...
...your 2 months of qualifying samples. Only 7 to 10 percent of the original field make it to the final stage. The prime criterion for inclusion? YOUR SEMEN MUST FREEZE WELL. If it doesn't, don't worry--you're "not abnormal." But no one knows what makes your sperm better in the solid phase than the next...
Questions four and six leads us to believe that the Cambridge-California Sperm Bank, a privately owned organization, makes much of the fact that its donors attend prestigious colleges...