Artery and vein were removed and mesenchymal tissue was taken out. The primary cells were performed culture and purification with collagenase digestion method to obtain the adherent cells.
无菌条件下取正常足月剖腹产的脐带近胎儿段,剔除动静脉,取出其中的间质组织,胶原酶消化法原代培养细胞进行培养和纯化获得贴壁细胞。
But, those who performed in films about American culture made up 88 percent of the winners.
但是,有88%的奥斯卡奖得主是在美国文化题材电影中表演的演员。
Mr Aldersey-Williams bemoans the decline of classroom chemistry, and the rise of a culture in which experiments performed by teachers must be timed to coincide with the length of the lesson.
奥尔德-威廉姆斯[color=#0000ff]抱怨化学教学的倾斜以及一种文化的[color=#0000ff]兴起。 在这种文化中教师[color=#0000ff]做实验[color=#0000ff]的时间必须配合一节课的长度。
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