求助

snowy

ells derived from human umbilical cord blood support the long-term growth of undifferentiated human embryonic stem cells.
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zsc78

请下次给出链接，你的时间宝贵，别人的时间也宝贵。谢谢！
1 D: x1 A. q2 r5 HCells derived from human umbilical cord blood support the long-term growth of undifferentiated human embryonic stem cells
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ssuwhite

回复 2# zsc78 5 @+ a/ ~1 h- a3 F
. I+ D) |* T" m2 f: l5 z  v/ F4 Y

# w! U* g1 j% [, p7 ?    好的。谢谢