但前提是只有当女性换乳癌的亲戚仍然在世且可提供检测的血样才行。
But this can be done only if a woman has a living relative who has had breast cancer and can provide a blood sample.
研究团队检测了三组中每位受试者的血样。
The team examined blood samples taken from participants in each of the three groups.
他将会抽血样，检测犯人学养中营养素浓度，“冲动程度”，以及心跳变化。
Blood samples will be taken and the levels of nutrients in these samples correlated with prisoners' "impulsivity" and the variability of their heart rates.
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