91.   The guidelines stipulate that embryonic cells used in research would be taken only from those made for fertility treatment that would otherwise be discarded.

92.   These embryos were then placed in petri dishes, where the embryonic cells kept on dividing and dividing without maturing into specialized cells.

93.   Visitors are not allowed in the laboratory and offices on the fourth floor where embryonic cells are obtained from patients in private.

a. + cell >>共 936
human 5.69%
terrorist 3.63%
immune 2.97%
new 2.79%
holding 2.26%
normal 2.16%
epithelial 2.06%
living 2.02%
cancerous 1.98%
embryonic 1.86%
embryonic + n. >>共 96
cell 27.84%
stage 8.98%
development 6.89%
stem-cell 4.79%
form 4.19%
tissue 3.59%
research 3.29%
hailstone 1.50%
peace 1.50%
state 1.50%
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