组蛋白乙酰化促进基因表达，而去乙酰化则抑制基因表达。

Histone acetylation contributes to expression of gene, while histone deacetylation leads to repression of gene expression.

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转录因子是特定地结合到确定的DNA序列以促进基因表达的蛋白质。

Transcription factors are proteins that bind specifically to defined DNA sequences to promote gene expression.

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结论：基质细胞的支持有维持造血干细胞原始造血活性及促进基因转导的双重好处。

Conclusion: the support exercised by the stromal cells would be of dual benefit to maintaining the primitive hematopoietic activity of hematopoietic stem cells and promoting the gene transduction.

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Here, a concept is to introduce a gene that causes the process of new blood vessel growth.

看这儿,一种疗法是导入,可以促进新血管生成的基因

耶鲁公开课 - 生物医学工程探索课程节选

And these aren't necessarily so incompatible but the evolutionary perspective I think would argue that you can feel that kind of love for more than one person or at least it would facilitate the passing on of your genetic material to a larger array of the next generation.

两种观点不太相容,但是持进化论观点的人认为,你可以和两个以上的人拥有完美式的爱情,至少会促进,你的基因传给更多下一代的人。

耶鲁公开课 - 心理学导论课程节选